Choosing the best electric grass trimmers requires balancing raw power with the freedom of movement. The CRAFTSMAN CMEST900 stands out as the best overall pick for those who prioritize consistent power and durability without battery anxiety, while the EGO POWER+ ST1502SA offers superior cordless performance for larger properties. Buyers often face a tradeoff between the unlimited runtime of corded models and the convenience of modern lithium-ion batteries. This guide breaks down fifteen top contenders to help you decide which technology fits your yard size and maintenance style. Continue reading for a detailed comparison of features, ergonomics, and value.
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Key Takeaways
- Corded models like the CRAFTSMAN CMEST900 deliver consistent power for heavy weeds but restrict mobility, making them ideal for smaller, accessible yards.
- The EGO POWER+ line dominates the premium cordless category with brushless motors and high-capacity batteries that rival gas power.
- RYOBI and Greenworks offer the best ecosystem value, allowing users to share batteries across multiple outdoor tools.
- Wheel-assisted trimmers reduce user fatigue significantly on flat terrain but become cumbersome on slopes or uneven ground.
- Brushless motors in models like the Makita XRU23Z provide longer runtime and less heat buildup compared to brushed counterparts.
| CRAFTSMAN CMEST900 Corded Electric String Trimmer and Edger, 12-Inch |  | Best for Simple Trimming and Edging | Power source: Corded electric | Motor: 3.5 amp | Cutting width: 12 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| Greenworks 40V 12-Inch Cordless String Trimmer with 2.0 Ah Battery and Charger |  | Best for Adjustable Cordless Control | Power source: Battery powered | Voltage: 40V | Cutting width: 12 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| RYOBI ONE+ 18V Cordless String Trimmer and Edger |  | Best Lightweight Pick | Power source: Battery powered | Battery voltage: 18V | Cutting width: 10 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| BLACK+DECKER 14-Inch Electric String Trimmer (BESTE620) |  | Best Corded Power and Coverage | Power source: Corded electric | Motor: 6.5 amp | Cutting width: 14 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| 24V Cordless Weed Wacker with Two 4.0Ah Batteries and Wheel |  | Best for Multi-Blade Versatility | Power source: Battery powered | Voltage: 24V | Batteries included: 2 | VIEW LATEST PRICE | See Our Full Breakdown |
| BLACK+DECKER BESTA510 14-Inch 2-in-1 Electric String Trimmer and Lawn Edger |  | Best Corded for Precision Edging | Power Source: Corded Electric | Motor: 6.5 Amp | Cutting Width: 14 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| EGO POWER+ ST1502SA 15-Inch Cordless String Trimmer with Battery and Charger |  | Best Overall Cordless Performance | Power Source: Battery Powered | Battery: 2.5Ah Lithium-ion (Included) | Cutting Width: 15 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| 21V Cordless String Trimmer and Lawn Edger with Two Batteries |  | Best Budget Starter Kit | Power Source: Battery Powered | Voltage: 21V | Cutting Width: 12 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| BLACK+DECKER LST136 40V MAX Cordless String Trimmer and Edger, 13-Inch |  | Best for Versatile Power Control | Power Source: Battery Powered | Battery: 40V MAX, 2.0Ah Lithium-ion | Cutting Width: 13 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| Husqvarna 320iL Cordless String Trimmer, 16-Inch, with 4 Ah Battery and Charger |  | Best for Wide Coverage and Comfort | Power Source: Battery Powered | Battery: 40V Lithium-ion, 4 Ah | Cutting Width: 16 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| Greenworks 40V Cordless String Trimmer and Edger |  | Best Versatile Mid-Range Trimmer | Power Source: 40V Lithium-Ion Battery | Battery Capacity: 2.0Ah (Included) | Cutting Width: 13 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| EGO Power+ MST1501 Multi-Head String Trimmer Combo Kit |  | Best Premium Power & Endurance | Power Source: 56V ARC Lithium Battery | Battery Capacity: 5.0Ah (Included) | Runtime: Up to 45 minutes | VIEW LATEST PRICE | See Our Full Breakdown |
| WORX WG163 20V Cordless 2-in-1 String Trimmer and Lawn Edger |  | Best Value for Light Duty Tasks | Power Source: 20V Lithium-Ion | Batteries Included: 2 | Cutting Width: 12 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| BLACK+DECKER BEST935 4 Amp Corded String Trimmer |  | Best Budget Corded Option | Power Source: Corded Electric (4 Amp) | Cutting Width: 13 inches | Weight: 2.7 kg (6 lbs) | VIEW LATEST PRICE | See Our Full Breakdown |
| Makita XRU23Z 18V LXT Brushless String Trimmer |  | Best for Existing Makita Owners | Power Source: 18V LXT Lithium-Ion | Battery Included: No | Cutting Width: 13 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| electric grass trimmer | Power source | Cutting width | Weight |
|---|---|---|---|
| CRAFTSMAN CMEST900 Corded Elec | Corded electric | 12 inches | — |
| Greenworks 40V 12-Inch Cordles | Battery powered | 12 inches | 12 pounds |
| RYOBI ONE+ 18V Cordless String | Battery powered | 10 inches | 4 pounds |
| BLACK+DECKER 14-Inch Electric | Corded electric | 14 inches | 5.3 pounds |
| 24V Cordless Weed Wacker with | Battery powered | 6 inches | — |
| BLACK+DECKER BESTA510 14-Inch | Corded Electric | 14 inches | 6.3 pounds |
| EGO POWER+ ST1502SA 15-Inch Co | Battery Powered | 15 inches | 7.4 pounds |
| 21V Cordless String Trimmer an | Battery Powered | 12 inches | 5.3 pounds |
| BLACK+DECKER LST136 40V MAX Co | Battery Powered | 13 inches | 7.8 pounds |
| Husqvarna 320iL Cordless Strin | Battery Powered | 16 inches | 7 pounds |
| Greenworks 40V Cordless String | 40V Lithium-Ion Battery | 13 inches | — |
| EGO Power+ MST1501 Multi-Head | 56V ARC Lithium Battery | 15 inches | 12 pounds |
| WORX WG163 20V Cordless 2-in-1 | 20V Lithium-Ion | 12 inches | 5.5 pounds |
| BLACK+DECKER BEST935 4 Amp Cor | Corded Electric (4 Amp) | 13 inches | 2.7 kg (6 lbs) |
| Makita XRU23Z 18V LXT Brushles | 18V LXT Lithium-Ion | 13 inches | — |
More Details on Our Top Picks
CRAFTSMAN CMEST900 Corded Electric String Trimmer and Edger, 12-Inch
The CRAFTSMAN CMEST900 suits homeowners who want one corded tool for trimming borders and cleaning up lawn edges. Its turn-to-edge conversion and wire guide make switching tasks straightforward, while automatic line feed removes the bumping routine. Compared with the BLACK+DECKER BESTE620, it has a narrower 12-inch cutting path and a less powerful listed motor, so it may take longer across broad or thickly overgrown areas. Its simpler setup makes more sense for routine lawn maintenance than heavy clearing. The main tradeoff is the cord: you need an outlet and a compatible extension cord, neither of which is included. The integrated VERSATRACK hook is handy only if you already have that separate wall-storage system.
Pros:- Converts between trimming and edging with a turn-to-edge feature
- Automatic line feed advances line without bumping
- 12-inch cutting width suits routine lawn maintenance
- Integrated hook fits the VERSATRACK wall organization system
Cons:- Requires access to an outlet and a separate extension cord
- Narrower cutting path and lower listed motor rating than the BLACK+DECKER BESTE620
- VERSATRACK storage system is sold separately
Best for: Homeowners with a small or medium lawn, an outdoor outlet, and regular trimming and edging needs
Not ideal for: People who need cordless reach, want to work far from an outlet, or regularly clear dense overgrowth
- Power source:Corded electric
- Motor:3.5 amp
- Cutting width:12 inches
- Line diameter:0.065 inches
- Line feed:Automatic
- Model:CMEST900
Our verdict“Choose the CMEST900 for straightforward corded trimming and edging, but pick a wider or cordless model if your yard demands more reach or coverage.”
Greenworks 40V 12-Inch Cordless String Trimmer with 2.0 Ah Battery and Charger
The Greenworks 40V is a practical cordless choice for routine trimming when you want to adjust power rather than manage an extension cord. Its variable-speed control lets you match output to lighter grass or tougher patches, and the included 2.0 Ah battery and charger make it a ready-to-use kit. Automatic line feed also avoids bumping to advance line. Compared with the 18V RYOBI ONE+, this model has a wider 12-inch cutting path, though its listed 12-pound weight is a substantial tradeoff for longer sessions. The cutting width remains modest for large yards, and the product information conflicts on warranty duration, listing both two and three years. I’d favor it for everyday lawn edges and moderate trimming, not extended heavy-duty clearing.
Pros:- 40V battery power avoids dependence on an outlet
- Variable-speed control lets users adjust output for different trimming tasks
- Battery and charger are included
- Automatic line feed reduces manual line advancement
Cons:- Listed weight of 12 pounds may feel tiring during longer sessions
- 12-inch cutting path can mean more passes across larger lawns
- Warranty duration is inconsistent across the product information
Best for: Homeowners who want a cordless kit with adjustable speed for routine trimming around a small or medium yard
Not ideal for: Buyers prioritizing low carry weight, wide-area productivity, or clear warranty terms
- Power source:Battery powered
- Voltage:40V
- Cutting width:12 inches
- Line:0.065-inch dual line
- Speed:7,500 rpm
- Battery:2.0 Ah lithium-ion, included
- Weight:12 pounds
- Line feed:Automatic
Our verdict“Choose this Greenworks kit for adjustable cordless trimming and included power accessories, but look elsewhere if low weight or large-yard coverage matters most.”
RYOBI ONE+ 18V Cordless String Trimmer and Edger
At a listed 4 pounds, the RYOBI ONE+ is the easiest choice here for buyers who value a light tool over fast coverage. Its rotating shaft converts the trimmer for edging, and the included compact battery and charger mean this is a kit rather than a tool-only purchase. It also works with other RYOBI ONE+ batteries, which may add value for households already using that platform. Compared with the 12-inch CRAFTSMAN CMEST900, its 10-inch cutting width covers less ground per pass; expect more passes on longer lawn edges. The lightweight design is a real advantage for quick touch-ups, but it is less suited to large areas where the narrower path slows progress. Choose it for maneuverability and small jobs, not maximum coverage.
Pros:- Listed weight of 4 pounds supports easy handling
- Rotating shaft allows conversion for edging
- Included battery and charger make it a complete kit
- Battery is compatible with other RYOBI ONE+ tools
Cons:- 10-inch cutting width covers less ground than the CRAFTSMAN CMEST900’s 12-inch path
- Narrow path can add time on larger lawns
Best for: RYOBI ONE+ owners and people who need a light trimmer for short sessions, small lawns, or edging
Not ideal for: Owners of large yards who want a wider cutting path to reduce passes
- Power source:Battery powered
- Battery voltage:18V
- Cutting width:10 inches
- Shaft:Rotates for edging
- Weight:4 pounds
- Model:P2030
- Included items:Trimmer, battery charger, compact lithium-ion battery
Our verdict“Pick the RYOBI ONE+ for lightweight trimming and easy edging, especially if you already own compatible batteries.”
BLACK+DECKER 14-Inch Electric String Trimmer (BESTE620)
The BLACK+DECKER BESTE620 earns its place for buyers who want a wider cut and a stronger listed motor while staying with corded power. Its 14-inch cutting width covers more ground per pass than the 12-inch CRAFTSMAN CMEST900, and the 6.5-amp motor is better suited to heavier routine trimming. EASYFEED advances line at the push of a button, while the wheeled-edger conversion and adjustable handle and height positions add control around borders. At 5.3 pounds, it is also relatively light for a corded option. The tradeoff is the same core limitation as the CRAFTSMAN: an outlet and cord restrict working range, and the tool’s cord retention system cannot replace a power source. It makes the most sense for maintained yards with convenient outlet access.
Pros:- 14-inch cutting width covers more ground per pass than the CRAFTSMAN CMEST900
- 6.5-amp motor is the higher listed motor rating among these corded picks
- EASYFEED advances line with a button press
- Converts to a wheeled edger and has adjustable handle and height positions
Cons:- Corded design limits working range and requires outlet access
- A power cord is still needed despite the cord retention system
Best for: Homeowners with outlet access who want a wider cutting path and corded power for regular lawn trimming and edging
Not ideal for: People who need to work far from an outlet or want the freedom to move around a large property without a cord
- Power source:Corded electric
- Motor:6.5 amp
- Cutting width:14 inches
- Weight:5.3 pounds
- Line feed:EASYFEED button
- Edger conversion:Wheeled edger
- Warranty:2-year limited warranty
Our verdict“Choose the BESTE620 if you want broader corded coverage and easy line advancement, but opt for a cordless model when outlet access is inconvenient.”
24V Cordless Weed Wacker with Two 4.0Ah Batteries and Wheel
This 24V cordless trimmer stands apart from the string-line models in this roundup by supplying five interchangeable blade types for different trimming and weeding tasks. Its telescopic pole adjusts from 33 to 47 inches, while two 4.0 Ah batteries let you swap packs instead of waiting for a recharge mid-job. The 6-inch cutting width is much narrower than the 14-inch BLACK+DECKER BESTE620, so covering open lawn will take more passes; the blade setup is better suited to targeted work than speed across broad areas. Charging is listed at 4–6 hours, which makes planning between sessions more relevant even with a spare battery. Product information also gives two different weights. I’d choose it for adjustable reach and blade options, not as a fast replacement for a wide-path grass trimmer.
Pros:- Five interchangeable blade types suit multiple trimming and weeding tasks
- Telescopic pole adjusts from 33 to 47 inches
- Two 4.0 Ah batteries allow swapping to extend work time
- Safety lock and splash guard are included
Cons:- 6-inch cutting width is far narrower than the BLACK+DECKER BESTE620’s 14-inch path
- Charging takes 4–6 hours
- Listed weight differs between the description and product information
Best for: Buyers who want a cordless tool for targeted trimming and varied weeding tasks, with adjustable reach and a spare battery
Not ideal for: People with large lawn areas who need a wide cutting path or prefer a clearly specified, conventional string trimmer
- Power source:Battery powered
- Voltage:24V
- Batteries included:2
- Battery capacity:4.0 Ah each
- Working time:40–60 minutes
- Charging time:4–6 hours
- Cutting width:6 inches
- Blades:5 interchangeable types
- Pole length:33–47 inches
Our verdict“Choose this model for adjustable reach and blade versatility on targeted jobs, but skip it if efficient coverage of a broad lawn is your priority.”
BLACK+DECKER BESTA510 14-Inch 2-in-1 Electric String Trimmer and Lawn Edger
This model stands out for its dedicated wheeled edging mode, which offers superior control compared to handheld-only trimmers like the RYOBI ONE+ 18V. The automatic feed spool eliminates the need to bump the head against the ground, preserving the line and reducing fatigue during long sessions. However, the 6.5-amp motor requires a nearby outlet and extension cord, limiting mobility to the reach of your power source. While it lacks the freedom of the EGO Power+ ST1502SA, it provides consistent power without battery anxiety, making it ideal for users with accessible outlets and smaller yards.
Pros:- Converts easily to a wheeled edger for straight lines
- Automatic line feed prevents bumping and saves time
- Lightweight at 6.3 pounds for easy maneuvering
- Cord retention system prevents accidental disconnection
Cons:- Requires a power cord and extension cord
- 14-inch cutting path is narrower than some competitors
Best for: Homeowners with small to medium yards who prioritize crisp sidewalk edges and have easy access to outdoor outlets.
Not ideal for: Users with large properties or no nearby power sources, as the cord restricts range and adds tripping hazards.
- Power Source:Corded Electric
- Motor:6.5 Amp
- Cutting Width:14 inches
- Speed:8,000 rpm
- Weight:6.3 pounds
- Warranty:2-year limited
- Included Components:Trimmer, spool, handle, guard
Our verdict“Choose this if you want professional-looking edges without battery maintenance and don’t mind managing a cord.”
EGO POWER+ ST1502SA 15-Inch Cordless String Trimmer with Battery and Charger
The EGO Power+ ST1502SA dominates this category by balancing power, runtime, and ease of use. Its brushless motor delivers consistent torque that outperforms the Husqvarna 320iL in dense weed scenarios, while the Rapid Reload head makes line replacement significantly faster than traditional bump-feed systems. With up to 45 minutes of runtime, it handles larger properties better than the 21V Cordless String Trimmer. The tradeoff is the initial investment and the 50-minute charge time, which requires planning for back-to-back sessions unless you buy a spare battery.
Pros:- Rapid Reload head simplifies line replacement
- Includes 2.5Ah battery and charger in the kit
- IPX4 weather resistance allows for damp conditions
- 5-year tool warranty provides long-term peace of mind
Cons:- Runtime caps at 45 minutes per charge
- Battery charging takes 50 minutes, slowing down extended use
Best for: Serious gardeners with medium to large lawns who need reliable, long-lasting cordless power and frequent line changes.
Not ideal for: Budget-conscious buyers or those with very small yards, as the cost and runtime exceed what is necessary for light trimming.
- Power Source:Battery Powered
- Battery:2.5Ah Lithium-ion (Included)
- Cutting Width:15 inches
- Runtime:Up to 45 minutes
- Motor:Brushless
- Weight:7.4 pounds
- Tool Warranty:5 years
Our verdict“This is the go-to choice for most homeowners who want premium cordless performance without the hassle of gas engines.”
21V Cordless String Trimmer and Lawn Edger with Two Batteries
This option makes the most sense for entry-level users who want to avoid the high upfront cost of premium brands like EGO Power+. By including two 2.0Ah batteries, it effectively doubles your working time compared to single-battery kits like the Greenworks 40V, allowing you to swap batteries mid-task. The detachable shaft aids in storage, a feature often missing in bulkier models. However, the 12-inch cutting width means more passes are required, and the lower voltage struggles with thick brush, making it strictly a light-duty tool for suburban lawns.
Pros:- Includes two batteries and a charger for extended use
- Lightweight 5.3-pound design reduces arm fatigue
- Detachable shaft allows for compact storage
- Dual automatic and manual line feed options
Cons:- Short 15–20 minute runtime per battery
- 12-inch cutting width requires more passes
Best for: First-time trimmer buyers or owners of small urban yards who need a complete kit without breaking the bank.
Not ideal for: Users with large properties or heavy overgrowth, as the low power and short runtime per battery will lead to frustration.
- Power Source:Battery Powered
- Voltage:21V
- Cutting Width:12 inches
- Batteries Included:2 (2.0Ah each)
- Weight:5.3 pounds
- Functions:Trimming and Edging
- Shaft Type:Detachable
Our verdict“A practical, low-cost entry point for light trimming tasks where battery management is key.”
BLACK+DECKER LST136 40V MAX Cordless String Trimmer and Edger, 13-Inch
The BLACK+DECKER LST136 distinguishes itself with its POWERDRIVE transmission and adjustable power settings, allowing users to switch between maximum cutting power and extended runtime. This flexibility contrasts with the fixed performance of the 21V Cordless String Trimmer, giving you more control over battery life. The automatic feed spool is reliable, but the 7.8-pound weight makes it feel heavier in hand than the lighter BLACK+DECKER BESTA510. While it offers a solid 40V platform, the lack of specified runtime details requires users to manage their battery usage carefully based on personal experience.
Pros:- Adjustable power settings optimize battery life vs. cutting force
- Automatic line feed eliminates bumping
- Includes battery, fast charger, and guard
- Converts easily between trimmer and edger modes
Cons:- Heavier at 7.8 pounds compared to lightweight rivals
- Battery runtime specifications are not clearly defined
Best for: Users who want to toggle between high-power trimming and longer runtime on a single charge.
Not ideal for: Those who prefer lightweight tools, as the 7.8-pound build can cause fatigue during extended use.
- Power Source:Battery Powered
- Battery:40V MAX, 2.0Ah Lithium-ion
- Cutting Width:13 inches
- Max Speed:8,500 rpm
- Weight:7.8 pounds
- Functions:Trimming and Edging
- Line Feed:Automatic Feed Spool (AFS)
Our verdict“Ideal for those who value the ability to customize power output based on the task at hand.”
Husqvarna 320iL Cordless String Trimmer, 16-Inch, with 4 Ah Battery and Charger
This model is engineered for efficiency, featuring a 16-inch cutting width that covers more ground per pass than the EGO Power+ ST1502SA. The dual-direction cutting head is a unique feature that allows users to direct clippings away from walkways, reducing cleanup time. The 4 Ah battery offers substantial capacity, though the 68-inch length can make storage and transport more cumbersome than compact options like the 21V Cordless String Trimmer. While the low-vibration technology enhances comfort, the premium price point is justified only if you have large, open areas to maintain.
Pros:- Widest 16-inch cutting path in this lineup
- Dual-direction head controls clipping direction
- Power boost mode adds 20% extra power
- Low-vibration design reduces user fatigue
Cons:- 68-inch length complicates storage and transport
- Battery runtime may limit very long sessions without a spare
Best for: Owners of large lawns who need to cover ground quickly and want to minimize post-trimming cleanup.
Not ideal for: Users with limited storage space or tight maneuvering areas, due to the tool’s considerable length.
- Power Source:Battery Powered
- Battery:40V Lithium-ion, 4 Ah
- Cutting Width:16 inches
- Weight:7 pounds
- Length:68 inches
- Motor:Brushless
- Special Feature:Power Boost Mode
Our verdict“The best choice for large properties where speed, coverage, and reduced cleanup are top priorities.”
Greenworks 40V Cordless String Trimmer and Edger
This Greenworks model stands out for its 3-in-1 functionality, allowing users to switch between trimming, edging, and brush cutting without buying separate tools. The seven-position pivoting head makes it easier to navigate around fences and flower beds compared to fixed-head models. However, the 2.0Ah battery limits runtime to smaller yards, meaning larger properties may require frequent charging breaks. Compared to the EGO Power+ MST1501, this unit offers more attachment flexibility out of the box but sacrifices significant power and battery life. It is a solid choice for those who want a single tool for multiple tasks but do not need professional-grade endurance.
Pros:- Includes brush cutter attachment and 20 replacement blades
- Seven-position pivoting head for better maneuverability
- Adjustable shaft length accommodates different user heights
Cons:- 2.0Ah battery limits runtime for larger areas
- Conflicting weight specifications in listing details
- Less powerful than 56V competitors like EGO
Best for: Homeowners with medium-sized yards who need a single tool for trimming, edging, and light brush cutting.
Not ideal for: Users with large properties or heavy weeds, as the 2.0Ah battery will likely die before finishing the job.
- Power Source:40V Lithium-Ion Battery
- Battery Capacity:2.0Ah (Included)
- Cutting Width:13 inches
- Head Adjustments:7 Positions
- Shaft Length:Adjustable 40–52 inches
- Included Accessories:Brush cutter, 20 blades, charger
- Warranty:3 Years (Tool and Battery)
Our verdict“Choose this if you value multi-tool versatility and have a manageable lawn size.”
EGO Power+ MST1501 Multi-Head String Trimmer Combo Kit
The EGO Power+ MST1501 is built for users who prioritize raw power and runtime. Its 56V 5.0Ah battery delivers up to 45 minutes of continuous use, significantly outperforming the Greenworks 40V and other 20V options in this lineup. The brushless motor ensures efficiency and longevity, while the IPX4 weather resistance allows for use in damp conditions. The tradeoff is the 12-pound weight, which can cause fatigue during extended sessions. Unlike the WORX WG163, this system requires purchasing additional attachments separately, but the core trimmer performance is in a different class.
Pros:- Up to 45 minutes of runtime per charge
- High-power 56V brushless motor
- Rapid Reload head simplifies line replacement
- Weather-resistant construction (IPX4)
Cons:- Heavier at 12 pounds compared to compact models
- Additional attachments sold separately
- Premium price point for the kit
Best for: Serious gardeners and users with large or overgrown properties who need maximum runtime and power.
Not ideal for: Users seeking a lightweight tool or those on a tight budget, as the kit is heavier and more expensive.
- Power Source:56V ARC Lithium Battery
- Battery Capacity:5.0Ah (Included)
- Runtime:Up to 45 minutes
- Cutting Width:15 inches
- Motor Type:Brushless
- Weight:12 pounds
- Warranty:5 Years Tool / 3 Years Battery
Our verdict“This is the go-to choice if you need professional-grade power and don’t mind the weight.”
WORX WG163 20V Cordless 2-in-1 String Trimmer and Lawn Edger
The WORX WG163 is a lightweight and affordable option that includes two 20V batteries, a notable advantage over single-battery competitors like the Greenworks 40V. This setup allows for continuous work by swapping batteries, though each charge offers less total power. The push-button line feed and tilting head make it user-friendly for beginners and those with uneven terrain. However, it lacks the power for thick weeds or tall grass, where the EGO Power+ would excel. It is best suited for maintenance trimming rather than heavy-duty clearing.
Pros:- Includes two 20V batteries and charger
- Lightweight at 5.5 pounds for easy handling
- Support wheels assist with edging on uneven ground
- Push-button line feed is intuitive
Cons:- Lower power compared to 40V or 56V systems
- Runtime per battery is limited
- Not suitable for heavy weeds or thick brush
Best for: Casual homeowners with small, well-maintained lawns who want an easy-to-use, battery-swapping system.
Not ideal for: Users with large yards or thick vegetation, as the 20V power and 12-inch swath are insufficient.
- Power Source:20V Lithium-Ion
- Batteries Included:2
- Cutting Width:12 inches
- No-Load Speed:7,600 RPM
- Weight:5.5 pounds
- Key Features:2-in-1 Edger, Support Wheels
Our verdict“Ideal for small-yard owners who prioritize ease of use and battery flexibility over raw power.”
BLACK+DECKER BEST935 4 Amp Corded String Trimmer
This corded electric trimmer offers consistent power without the anxiety of battery degradation or charging downtime. At just 2.7 kg (approx. 6 lbs), it is lighter than the EGO Power+ and comparable to the WORX WG163. The automatic line feed simplifies operation, making it a great entry-level tool. The major drawback is the power cord, which restricts range and requires careful management to avoid cutting the wire. It is less convenient than the Greenworks 40V for navigating around obstacles, but it never runs out of power mid-task.
Pros:- Unlimited runtime with no battery charging
- Very lightweight and easy to maneuver
- Automatic line feed for hassle-free operation
- Lower upfront cost than battery kits
Cons:- Restricted by power cord length
- Risk of accidentally cutting the cord
- Less powerful than high-voltage battery models
Best for: Users with small, enclosed yards near an outlet who want unlimited runtime and low upfront cost.
Not ideal for: Users with large properties or many obstacles, as the cord limits mobility and poses a safety hazard.
- Power Source:Corded Electric (4 Amp)
- Cutting Width:13 inches
- Weight:2.7 kg (6 lbs)
- Line Feed:Automatic
- Function:Trimmer and Edger
- Warranty:2-Year Limited
Our verdict“A practical choice for small yards where battery convenience is less critical than consistent power.”
Makita XRU23Z 18V LXT Brushless String Trimmer
The Makita XRU23Z is a tool-only option, making it ideal for those already invested in the 18V LXT battery ecosystem. It features a brushless motor and variable speed control, offering more precision than the fixed-speed WORX WG163. The XPT (Extreme Protection Technology) provides better dust and moisture resistance than many competitors. However, the lack of included batteries or charger adds to the total cost if you are starting from scratch. Compared to the EGO Power+, it is less powerful but significantly lighter and more compact for detailed work.
Pros:- Brushless motor for efficiency and longevity
- Variable speed and high/low power settings
- Lightweight and balanced for precision trimming
- XPT protection against dust and moisture
Cons:- Batteries and charger not included
- Runtime depends on separate battery purchase
- Less powerful than 56V systems like EGO
Best for: Professionals or DIYers who already own Makita 18V batteries and want a lightweight, precise tool.
Not ideal for: New users who need a complete kit, as batteries and chargers are sold separately.
- Power Source:18V LXT Lithium-Ion
- Battery Included:No
- Cutting Width:13 inches
- Motor Type:Brushless
- Max Speed:6,000 RPM
- Controls:Variable Speed, High/Low
- Protection:XPT (Extreme Protection)
Our verdict“The perfect addition if you already own Makita batteries and prioritize precision over raw power.”
How We Picked
I evaluated these trimmers based on three primary criteria: cutting performance, ergonomics, and power source efficiency. For corded units, I looked at motor amperage and cord management features. For cordless models, I prioritized voltage, battery capacity, and motor type (brushed vs. brushless). I also considered the ease of switching between trimming and edging modes, as this dual functionality adds significant value for many homeowners.
The ranking logic favors tools that offer a balance of power and usability. A trimmer with high power but poor weight distribution ranks lower than a slightly less powerful model that is easier to control. I also weighted ecosystem compatibility heavily for cordless picks, as the ability to share batteries across a brand’s lineup reduces long-term costs for users who already own tools from that brand.
Factors to Consider When Choosing Best Electric Grass Trimmers
Selecting the right trimmer involves more than just picking the highest voltage. Your specific lawn conditions, physical strength, and existing tool collection all play a role in the final decision.
Corded vs. Cordless: The Freedom Tradeoff
Corded trimmers provide unlimited runtime and generally lower upfront costs, making them attractive for budget-conscious buyers. However, the cord limits your working radius and requires careful management to avoid accidental cuts. Cordless models offer total mobility, allowing you to trim around obstacles and move freely across large yards. The tradeoff is battery life; once the charge is depleted, you must wait for a recharge or swap batteries. For yards under 1/4 acre, a corded unit is often sufficient. For larger properties or complex landscapes, the convenience of cordless usually outweighs the battery limitations.
Battery Voltage and Amp-Hour Capacity
Voltage indicates the power potential of the tool, while amp-hours (Ah) determine the runtime. A 40V battery with a 2.0Ah rating will deliver more power but less runtime than a 40V battery with a 5.0Ah rating. Many entry-level kits include lower-capacity batteries to keep costs down, which may require frequent charging for larger jobs. I recommend looking for at least 4.0Ah for any cordless trimmer intended for medium-to-large yards. If you only have a small patch of grass to maintain, a 2.0Ah battery might suffice, but you will likely regret the limited runtime when tackling thicker weeds.
Brushless Motors vs. Brushed Motors
Brushless motors are more efficient, generate less heat, and have a longer lifespan than brushed motors. They also provide better torque consistency under load. Models like the Makita XRU23Z and EGO Power+ utilize brushless technology, which translates to longer runtimes on the same battery pack. Brushed motors are cheaper to produce and are common in entry-level models. While they work fine for light duty, they are more prone to overheating and wear over time. If you plan to use your trimmer frequently, the investment in a brushless motor pays off in durability and performance.
Edging Capabilities and Weight Distribution
Many electric trimmers double as lawn edgers, but the quality of this feature varies widely. Some models require awkward manual tilting, which can strain the wrist and back. Look for models with quick-release mechanisms or swivel heads that allow easy transition between trimming and edging. Weight distribution is also critical; a top-heavy trimmer causes fatigue quickly. Wheel-assisted models reduce strain on flat ground but are difficult to maneuver on slopes. I prioritize models with balanced handles and adjustable shaft lengths to accommodate different user heights and reduce bending.
String Line Diameter and Feed System
The thickness of the string line affects cutting power. 0.065-inch or 0.080-inch lines handle thick weeds and overgrown grass better than thinner 0.040-inch lines. However, thicker lines require more powerful motors. The feed system is equally important; auto-feed systems extend line automatically as you tap the head on the ground, while bump-feed systems require manual bumping. Manual bumping can be tiring and inconsistent. For a smoother experience, choose a model with a reliable auto-feed or assisted feed mechanism, which reduces interruptions and improves cutting consistency.
Frequently Asked Questions
Is a corded electric trimmer better than a gas trimmer?
For most residential users, a corded or cordless electric trimmer is superior to gas due to lower maintenance and noise levels. Gas trimmers require fuel mixing, spark plug changes, and carburetor cleaning, which many homeowners find cumbersome. Electric models start instantly and require minimal upkeep. However, gas trimmers still hold an advantage in raw power for very dense, commercial-grade vegetation. For typical suburban lawns, the convenience and environmental benefits of electric outweigh the power gap, especially with modern brushless electric motors closing the performance difference.
How long do electric trimmer batteries actually last?
Battery life depends heavily on the amp-hour (Ah) rating and the type of vegetation being cut. A standard 2.0Ah battery might last 15-20 minutes under light load but drop to 5-10 minutes when cutting thick weeds. Higher-capacity 5.0Ah or 6.0Ah batteries can extend this to 40-60 minutes of mixed use. It is important to note that batteries do not last forever; lithium-ion packs typically maintain peak performance for 300-500 charge cycles. Buying a spare battery is a smart investment to avoid downtime during long sessions.
Can I use a trimmer to cut tall grass?
Yes, but you must match the trimmer’s power to the grass height. Electric trimmers excel at maintaining already-cut edges and trimming around obstacles. They can handle grass up to 6-8 inches tall if the motor is powerful enough (18V+ cordless or high-amp corded). For grass taller than 10 inches, electric trimmers often struggle, bogging down or overheating. In such cases, a lawn mower should be used first to reduce the height, followed by the trimmer for detailed edge work. Attempting to cut very tall, wet grass with an electric trimmer can damage the motor.
What is the difference between a string trimmer and an edger?
A string trimmer uses a rotating line to cut vegetation, while an edger uses a vertical blade or string to create clean lines along sidewalks and driveways. Many electric models combine both functions. When used as an edger, the tool is rotated 90 degrees. The key difference is the cutting angle and precision. Edgers provide sharper, cleaner lines but are slower and less versatile for general trimming. If you value crisp lawn borders, prioritize a model with a dedicated edging wheel or a robust swivel mechanism that locks securely in the edging position.
Do I need a brushless motor for my trimmer?
You do not strictly need a brushless motor, but it is highly recommended for frequent users. Brushless motors are more efficient, meaning they get more runtime out of the same battery. They also produce less heat and have no brushes to wear out, leading to a longer tool life. For occasional use on a small yard, a brushed motor model is a cost-effective choice. However, if you have a larger property or prefer not to replace tools often, the premium price of a brushless motor is justified by the improved performance and durability.
Conclusion
To summarize the best electric grass trimmers for different needs: The CRAFTSMAN CMEST900 is the Best Overall for those who want reliable, unlimited power without battery hassles. For cordless freedom, the EGO POWER+ ST1502SA is the Best Premium choice, offering near-gas power and long runtime. The Greenworks 40V series represents the Best Value for users already invested in the Greenworks ecosystem. Beginners will appreciate the RYOBI ONE+ for its ease of use and affordable entry point. Finally, the 24V Wheel-Assisted Trimmer is the Best for Physical Comfort, reducing strain on flat terrain. Choose based on your yard size, existing battery collection, and tolerance for cord management.
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