Top 10 Cordless Battery String Trimmers for All Budgets and Lawn Sizes
Here are the best battery powered cordless electric string trimmers / edgers (also known as weed wackers). We have organized these lawn trimmers into a few different lists to suit your needs.
Navigation
- 10 Best Cordless Electric String Trimmer (Overall)
- 10 Best Cordless String Trimmer & Blower Combo
- 5 Best Cordless String Trimmer with Automatic Feed (Easy Feed)
- 5 Best 20v Cordless String Trimmer
- 5 Best 40v Cordless String Trimmer
- 5 Best Lightweight Cordless String Trimmer
- 5 Best Electric Weed Trimmer for the Money
10 Best Cordless Electric String Trimmer (Overall)
1 
WORX WG163 GT 30 ( String Trimmer & Edger)
Product Highlights:
- 2 in 1 function with dual position wheels for grass trimming and edging
- converts from a trimmer to an in line edger in seconds with no tools; no load speed : 7600/min
- two (2) 20 volt cordless max lithium power batteries provide continuous power - charge one, use one
2 
Greenworks 12Inch 24V Cordless ( Battery Included 21342)
Product Highlights:
- pivoting head allows for edging and trimming capability with edging wheel
- electric start eliminates gas hassle, less maintenance and zero fumes;handle type: wrap around
- 12 inch cut path with .065 single line auto feed for easy line advance
3 
DEWALT 13 Inches 20Volt ( Battery And Charger Included)
Product Highlights:
- authorized distributor includes all documentation and support.
4 
GreenWorks STBA40B210 GMAX 40V ( Trimmer And Blower Combo Pack)
Product Highlights:
- up to 45 minutes of run time with fully charged 2.0ah battery, battery and charger included
- the innovative axial fan design delivers 110 mph and 390 cfm to handle tough clearing jobs
- light weight and easy to use
5 
WORX WG154 Edger 20V ( String Trimmer)
Product Highlights:
- convert trimmer easily to an edger and vise versa in seconds
- convert the cutting path for a wider cut or extended run time
- fixed ergonomic front handle for maximum control. charging time: ≈ 5 hours
6 
BLACKDECKER LST300 Weed Whacker ( Weed Whacker)
Product Highlights:
- 20-volt lithium ion battery pack for 33% more run time
- the powerdrive transmission delivers more power from the motor to the cutting string so you can get the job done faster
- automatic feed spool ensures continuous work without bumping. line diameter: 0.065 inches
7 
BLACKDECKER LSTE523 LiOn String ( String Trimmer)
Product Highlights:
- converts from trimmer to wheeled edger. line diameter 0.065 inch
- power drive transmission for increased torque
- 2 speed control for more power or extended runtime. maximum initial battery voltage (measured without a workload) is 20 volts. nominal voltage is 18
8 
BLACKDECKER LSTE525 20V MAX ( Trimmer/Edger With 2 Batteries)
Product Highlights:
- converts from trimmer to wheeled edger;amp hour : (2) 1.5 ampere hour
- power drive transmission for increased torque
- 2 speed control for more power or extended runtime.line diameter :0.065 inches. cutting swath 12 inches
9 
Greenworks 12Inch 40V Cordless ( Battery Included 2101602)
Product Highlights:
- industry's largest 40v battery system powers 25+ tools
- 2x more power than 20v
- 12" 065 dual line with auto-feed head to rip through weeds for fast trimming
10 
BLACKDECKER LST201 20V MAX ( String Trimmer/Edger, 10")
Product Highlights:
- part of the 20v max system; 1 system - endless tasks. power for your style
- converts from trimmer to wheeled edger
- automatic feed spool (afs) automatically feeds trimmer line
10 Best Cordless String Trimmer & Blower Combo
1 
BLACKDECKER LCC221 20V MAX ( Plus Sweeper Combo Kit, 10")
Product Highlights:
- sweeper is ideal for clearing driveways, sidewalks, decks, garages
- string trimmer features automatic feed spool; no bumping required
- lightweight design, low noise levels. sweeper has lightweight design of only 3.7 pounds, string trimmer has lightweight design of only 4.5 pounds
2
GreenWorks STBA40B210 GMAX 40V ( Trimmer And Blower Combo Pack)
Product Highlights:
- up to 45 minutes of run time with fully charged 2.0ah battery, battery and charger included
- the innovative axial fan design delivers 110 mph and 390 cfm to handle tough clearing jobs
- light weight and easy to use
3 
Worx WG930 20V 10 ( 2 Batteries And 1-Hr Charger)
Product Highlights:
- trimmer: convert trimmer easily to an edger or mini-mower in seconds
- trimmer: innovative command feed spool system for instant line feeding and telescopic shaft adjusts to user's height and posture
- blower: high capacity air volume with turbine fan technology (360 cfm)
4 
Greenworks PRO 80V Cordless ( 2Ah Battery Included STBA80L210)
Product Highlights:
- the 80 volts brushless axial blower and 16 inches string trimmer combo pack provides ultimate performance at a great value
- brushless motor provides more torque, quiet operation, and longer life
- string trimmer features a 14 / 16-in cutting path, durable .080 inches line, bump feed head, adjustable handle, and variable speed trigger for added control
5 
Westinghouse Cordless String Edger ( Battery And Charger Included)
Product Highlights:
- string trimmer features an adjustable 10-12" cutting path and pivots 90° using five positions that conveniently transition between trimming and wheeled edging functions; 0. 065" (1. 6 mm) trimmer line automatically feeds with operation and is secured by a cord lock system that prevents disconnection
- 24" blade hedge trimmer cutting surface features laser-cut hooked trimming blades, utilizing powerful dual-action that reduces vibration and increases power and efficiency to trim branches up to 3⁄4"; wrap-around ergonomic handle and locking trigger improve comfort and provide maximum maneuverability
- leaf blower weighs only 2. 7 lbs. and operates with a neighborhood-friendly low amount of noise; removable blower nozzle extension tip allows for heightened precision, delivering air speeds of up to 134 mps and 270 cubic feet fo air per minute - more than enough for any surface cleaning task
6 
Greenworks 24V Cordless String ( Combo Pack STBA24B210)
Product Highlights:
- innovative walk behind edging for a clean edge every time
- the innovative axial fan design delivers 100 mph and 300 cfm to clear hard surfaces quickly
- light weight and easy to use
7 
WORX WG9291 GT30 Grass ( WG547 With 2 Batteries And 1 Charger)
Product Highlights:
- includes (2) 20v li-ion batteries for extended run time
- 12" 20v li-ion cordless grass trimmer/edger and turbine cordless blower
- trimmer converts easily to an edger in seconds
8
Westinghouse Cordless Hedge Trimmer ( Battery And Charger Included)
Product Highlights:
- 24" blade hedge trimmer cutting surface features laser-cut hooked trimming blades, utilizing powerful dual-action that reduces vibration and increases power and efficiency to trim branches up to 3⁄4"; wrap-around ergonomic handle and locking trigger improve comfort and provide maximum maneuverability
- string trimmer features an adjustable 10-12" cutting path and pivots 90° using five positions that conveniently transition between trimming and wheeled edging functions; 0. 065" (1. 6 mm) trimmer line automatically feeds with operation and is secured by a cord lock system that prevents disconnection
- leaf blower weighs only 2. 7 lbs. and operates with a neighborhood-friendly low amount of noise; removable blower nozzle extension tip allows for heightened precision, delivering air speeds of up to 134 mps and 270 cubic feet fo air per minute - more than enough for any surface cleaning task
9 
Sun Joe GTS4002C Cordless ( Pole Saw, Grass Trimmer)
Product Highlights:
- 3-tools-in-1: make light work of your yard care chores
- adjustable heads: multi-angle adjustable heads for maximum maneuverability
- includes: 8-inch pole saw, 17. 7-inch pole hedge trimmer, 10-inch string trimmer
10 
Ryobi One ONE 18Volt ( Battery And Charger Included)
Product Highlights:
- over 100 one+ tools - all work with any ryobi one+ 18v battery
- tools included: string trimmer and blower
- includes 18-volt compact lithium-ion battery and charger
5 Best Cordless String Trimmer with Automatic Feed (Easy Feed)
1 
Prostormer String TrimmerEdger 20V ( Lithium-ion Battery And 1 Hour Fast Charger Included)
Product Highlights:
- tool-free converts from a trimmer to an in-line edger in seconds, 180-degree rotating head with three adjustable positions.
- 12-inch cutting path with 0.065" single line auto feed for easy line advance. no-load speed: 8500rpm.
- quick-release lever for fast telescopic height adjustments to get the best cutting position.
2 
Black And Decker AF1003ZP ( Replacement Spool, 3-Pack)
Product Highlights:
- fits multiple string trimmer models: gh400, gh500, gh600, gh610, gh900, gh912, st6600, st7000, st7700, cst1000, cst1200, cst2000, mtc220, mte912, nst2018, nst1118, nst2118, lst220, lst300, lst400, lst420, lst136
- black+decker replacement spool system eliminates time spent hand winding string trimmers
- compatible with most black+decker string trimmers; 30 feet replacement line is factory wound for a superior feed
3 
CRAFTSMAN String Trimmer Line ( 3-Pack Spools (CMZST0653))
Product Highlights:
- 3 packs of . 065 inch string trimmer spool
- tackle all of your string trimmer projects
- quality craftsman parts to get the job done
4 
X Home Weed Eater ( Auto-Feed, RC-100-P Spool Cap Covers (6 Spools, 1 Cap,1 Spring))
Product Highlights:
- 30ft 0.065 inches, compatible with original spools models af-100, af-100-3zp, af-100-bkp, af-100-2.
- package includes: 6 x trimmer spool line, 1 x cap, 1 x spring.
- compatible with black decker trimmer: gh900, gh600, lste525, lst300, besta510, lcc340c, lst522, st8600, st7700, st7000, st6600, nst2118, nst2018, nst1118, mte912, mtc220, lste525bt, lste523, lst420, lst400, lst220, lst201, lst140c, lst136w, lst136b, lst136, lcc222, lcc221, lcc140, gh912, gh610, gh500, gh400, cst2000, cst1200, cst1000, beste620, besta512.
5 
Black And Decker Genuine ( Spring And (3) Spools)
Product Highlights:
- includes (3) spools and (1) cap and spring
- new, bulk packed
- genuine black and decker replacement part
5 Best 20v Cordless String Trimmer
1
WORX WG163 GT 30 ( String Trimmer & Edger)
Product Highlights:
- 2 in 1 function with dual position wheels for grass trimming and edging
- converts from a trimmer to an in line edger in seconds with no tools; no load speed : 7600/min
- two (2) 20 volt cordless max lithium power batteries provide continuous power - charge one, use one
2
DEWALT 13 Inches 20Volt ( Battery And Charger Included)
Product Highlights:
- authorized distributor includes all documentation and support.
3
WORX WG154 Edger 20V ( String Trimmer)
Product Highlights:
- convert trimmer easily to an edger and vise versa in seconds
- convert the cutting path for a wider cut or extended run time
- fixed ergonomic front handle for maximum control. charging time: ≈ 5 hours
4 
WORX WG170 GT Revolution ( Batteries & Charger Included, Black And Orange)
Product Highlights:
- 3 in 1 flexibility from precision string trimmer...to powerful in line wheeled edger...to easy to navigate mini mower
- a full foot longer than the original worx gt. extreme versatility with 7 handle and 6 rotating head positions
- innovative command feed spool system for instant line feeding and less downtime with the with new extra spool holder on board
5
Worx WG930 20V 10 ( 2 Batteries And 1-Hr Charger)
Product Highlights:
- trimmer: convert trimmer easily to an edger or mini-mower in seconds
- trimmer: innovative command feed spool system for instant line feeding and telescopic shaft adjusts to user's height and posture
- blower: high capacity air volume with turbine fan technology (360 cfm)
5 Best 40v Cordless String Trimmer
1
GreenWorks STBA40B210 GMAX 40V ( Trimmer And Blower Combo Pack)
Product Highlights:
- up to 45 minutes of run time with fully charged 2.0ah battery, battery and charger included
- the innovative axial fan design delivers 110 mph and 390 cfm to handle tough clearing jobs
- light weight and easy to use
2 
Greenworks 13Inch 40V Cordless ( Battery Not Included 21332)
Product Highlights:
- gas free cordless design eliminates the gas hassle while getting the job done
- lighter, reliable, easy push button start will not wear your arms out. spool type: single
- pivoting head allows for edging and trimming capability with edging wheel; 40v g-max and 40v lithium-ion batteries are not cross compatible.
3 
WORX Wg180 40 Volt ( Grass Trimer, Orange And Black)
Product Highlights:
- convert trimmer easily to an edger or mini-mower in seconds
- innovative command feed spool system for instant line feeding
- adjustable handle for maximum comfort and control
4 
RYOBI 40Volt LithiumIon Cordless ( Ah Battery And Charger Included)
Product Highlights:
- attachment capable: accepts ryobi expand-it attachments and other universal gas attachments to save time, money and space
- variable speed trigger for cutting control
5 
Worx WG184 2x20V 20Ah ( Feed, 1 Hr. Dual Charger, 2 Batteries)
Product Highlights:
- dual 20v power share batteries deliver 40v of maximum power and performance
- change from a trimming to inline wheeled edging in no time
- 2 in 1 design offers professional results
5 Best Lightweight Cordless String Trimmer
1
WORX WG163 GT 30 ( String Trimmer & Edger)
Product Highlights:
- 2 in 1 function with dual position wheels for grass trimming and edging
- converts from a trimmer to an in line edger in seconds with no tools; no load speed : 7600/min
- two (2) 20 volt cordless max lithium power batteries provide continuous power - charge one, use one
2
DEWALT 13 Inches 20Volt ( Battery And Charger Included)
Product Highlights:
- authorized distributor includes all documentation and support.
3
Greenworks 12Inch 24V Cordless ( Battery Included 21342)
Product Highlights:
- pivoting head allows for edging and trimming capability with edging wheel
- electric start eliminates gas hassle, less maintenance and zero fumes;handle type: wrap around
- 12 inch cut path with .065 single line auto feed for easy line advance
4
WORX WG154 Edger 20V ( String Trimmer)
Product Highlights:
- convert trimmer easily to an edger and vise versa in seconds
- convert the cutting path for a wider cut or extended run time
- fixed ergonomic front handle for maximum control. charging time: ≈ 5 hours
5
BLACKDECKER LST201 20V MAX ( String Trimmer/Edger, 10")
Product Highlights:
- part of the 20v max system; 1 system - endless tasks. power for your style
- converts from trimmer to wheeled edger
- automatic feed spool (afs) automatically feeds trimmer line
5 Best Electric Weed Trimmer for the Money
1
WORX WG163 GT 30 ( String Trimmer & Edger)
Product Highlights:
- 2 in 1 function with dual position wheels for grass trimming and edging
- converts from a trimmer to an in line edger in seconds with no tools; no load speed : 7600/min
- two (2) 20 volt cordless max lithium power batteries provide continuous power - charge one, use one
2
DEWALT 13 Inches 20Volt ( Battery And Charger Included)
Product Highlights:
- authorized distributor includes all documentation and support.
3
Greenworks 12Inch 24V Cordless ( Battery Included 21342)
Product Highlights:
- pivoting head allows for edging and trimming capability with edging wheel
- electric start eliminates gas hassle, less maintenance and zero fumes;handle type: wrap around
- 12 inch cut path with .065 single line auto feed for easy line advance
4
WORX WG154 Edger 20V ( String Trimmer)
Product Highlights:
- convert trimmer easily to an edger and vise versa in seconds
- convert the cutting path for a wider cut or extended run time
- fixed ergonomic front handle for maximum control. charging time: ≈ 5 hours
5
GreenWorks STBA40B210 GMAX 40V ( Trimmer And Blower Combo Pack)
Product Highlights:
- up to 45 minutes of run time with fully charged 2.0ah battery, battery and charger included
- the innovative axial fan design delivers 110 mph and 390 cfm to handle tough clearing jobs
- light weight and easy to use
Patrick Cooper
Patrick has over a decade’s experience writing about consumer electronics on the web. An avid traveller, he is the father of two adopted pitbulls and a greyhound. Cheif editor at WhatRocksAndWhatSucks.com, right now Patrick lives in Austin, TX. Reach him at patrick@wraws.com.