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.

10 Best Cordless Electric String Trimmer (Overall)

1.
Greenworks 40V Cordless String Trimmer & Blower Combo Pack STBA40B210
  • 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
  • 40V 2Ah Li-Ion Battery and charger included, compatible Battery and charger models 29462, 29472 and 29482
2.
BLACK+DECKER LSTE525 20V MAX Lithium Easy Feed String Trimmer/Edger with 2 Batteries
  • Converts from trimmer to wheeled edger;Amp Hour : (2) 1.5 AH
  • Power Drive Transmission for increased torque
  • 2-speed control for more power or extended runtime.Line Diameter :0.065 inches. Cutting Swath 12 inches
  • EASYFEED allows you to advance your line with the push of a button with no bumping required
  • Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style
Sale3.
BLACK+DECKER LSTE523 Li-On String Trimmer
  • Converts from trimmer to wheeled edger
  • 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
  • EASYFEED allows you to advance your line with the push of a button with no bumping required
  • Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style
4.
DEWALT DCST920P1 Brushless Trimmer
  • Brushless Motor maximizing motor efficiency and durability
  • Dual 0.080" line with bump feed, with 13-inch cutting swath
  • Variable trigger with speed control
  • Patented gear drive design. Rpm: 0-4,600 / 0-6,000 rpm
  • Includes 20V MAX 5.0Ah Lithium Ion Battery, along with charger
Sale5.
Worx WG163 GT 3.0 20V Cordless Grass Trimmer/Edger with Command Feed, 12", 2 Batteries and Charger Included
  • 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) 20V cordless Max lithium power batteries provide continuous power - charge one, use one.
  • 12-inch cutting diameter with Innovative Command Feed spool system for instant line feeding
  • Cutting line length: 10 feet. Quick-release lever for fast telescopic height adjustments to the 90-degree tilting shaft
Sale6.
DEWALT DCST970X1 FLEXVOLT 60V MAX Lithium-Ion Brushless 15" String Trimmer, Two Speed (3.0AH)
  • MORE POWER: Gear drive design powers through tough overgrowth
  • INCREASED RUNTIME: High-efficiency brushless motor maximizes run time and motor life
  • CUTTING SWATH: 15" cutting swath with 0.080" line (also accepts 0.095")
  • SPEED CONTROL: Features a variable speed trigger with Hi/Lo speed control
  • EASY TO MANEUVER: Lightweight and ergonomic design makes the cordless string trimmer extremely easy to handle & minimizes stress on your arm
Sale7.
Worx WG154 20-volt Li-Ion Cordless Grass Trimmer/Edger Fixed Shaft, 10-Inch, Battery and Charger Included
  • 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
  • 100% automatic single line feed for best cutting performance
  • Rotating head for easy edger conversion
8.
BLACK+DECKER LST300 Weed Whacker
  • 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
  • 2-in-1 trim or edge - easily converts from trimmer to edger in seconds
  • Lightweight design with adjustable handle and height positions
9.
BLACK+DECKER LCC221 20V MAX Lithium String Trimmer/Edger Plus Sweeper Combo Kit, 10"
  • 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
  • 20V MAX Lithium Ion 1.5Ah battery
10.
Milwaukee Electric Tools 2725-21HD String Trimmer Kit
  • Product is manufacture in China
  • 3 yr. warranty on material and workmanship
  • This product meets customer requirement

 

10 Best Cordless String Trimmer & Blower Combo

1.
Greenworks 40V Cordless String Trimmer & Blower Combo Pack STBA40B210
  • 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
  • 40V 2Ah Li-Ion Battery and charger included, compatible Battery and charger models 29462, 29472 and 29482
2.
BLACK+DECKER LCC221 20V MAX Lithium String Trimmer/Edger Plus Sweeper Combo Kit, 10"
  • 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
  • 20V MAX Lithium Ion 1.5Ah battery
3.
Greenworks 24V Cordless String Trimmer & Blower Combo Pack STBA24B210
  • 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
  • 24V 2AH li-ion battery and charger included, Compatible battery and charger models 29842, 29852, & 29862
4.
Worx WG954 20V Revolution Grass Trimmer/Edger and Turbine Blower Combo Kit with two 20V (2.0Ah) Batteries, Charger
  • 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 (340 CFM)
  • Blower: hyper-stream air nozzle for extra tough conditions
  • Kit includes 2 batteries and charger for back to back use. Share Battery across multiple WORX tools within the 20V power share platform
Sale5.
Weed Eater BT301i, 20-Volt Cordless Interchangeable Combo, 3 tools in 1 (includes 2.5Ah battery)
  • Attachment-capable, with a universal powerhead that's interchangeable with multiple tools (blower, hedge trimmer and string trimmer).
  • With 250 CFM of blowing force and 80 MPH air speed, there's plenty of power to blow away grass, leaves, and other debris
  • Large 12" cutting path cuts wide swaths of grass and weeds.
  • Powerful and lightweight, with 16" dual-action blades that cut branches and limbs up to ½” in diameter.
  • Includes 2.5Ah battery for long run-time with no sacrifice of power or performance.
6.
BLACK+DECKER LCC340C 40V MAX Lithium String Trimmer/Sweeper Combo Kit
  • LST140 40V MAX String Trimmer/Edger with POWER DRIVE high-torque transmission for clean, fast cuts
  • AUTOMATIC FEED SPOOL - AFS automatically feeds trimmer line as needed
  • LSW40 40V MAX Sweeper a wind speed of up to 130 MPH easily clear debris from hard surfaces
  • Low noise design for quiet operation.Up to 130MPH
  • Both units offer a 'state of charge' indicator which shows your battery charge level
7.
Worx WG921 20V Max String Trimmer/Edger and Blower Combo Kit
  • Both Tools Offer a Compact Lightweight Design for Easy Handling
  • Trimmer Features a Telescopic Shaft Allowing users Control Over the Tools Height
  • Blower Delivers a High Capacity Air Volume of 340 CFM
  • Kit Includes: (1) Worx WG163 20V String Trimmer/Egder, (1) Worx WG546 20V Turbine 2-Speed Blower, (1) Worx WA3742 20V Battery Charger and (2) Worx WA3575 20V 2.0Ah Batteries
Sale8.
Greenworks PRO 80V Cordless String Trimmer & Blower Combo, 2.0 AH Battery Included STBA80L210
  • Combo kit includes 80V jet blower and 80V front mount string trimmer
  • 14/16-inch cut path, .080 line diameter bump feed and die cast gear box for durability
  • Up to 500CFM and 125MPH to blow through wet/dry leaves and debris. Blower has 3-speed selection with a variable speed trigger
  • Brushless motors are more reliable and delivers gas equivalent performance to a 32cc gas engine
  • (1) 2Ah battery and charger included
Sale9.
DEWALT DCST990H1 40V MAX 6.0 Ah Lithium Ion XR String Trimmer
  • Includes 40V MAX 6.0Ah Lithium Ion battery, along with charger
  • Patented gear drive design housed in a metal gear case for durability
  • Full variable trigger allows you to have control over the speed and noise
  • Bump feed 0.080" dual line
  • 15" cutting swath
10.
BLACK+DECKER LHT2220 22-Inch Hedge Trimmer LST300 12-Inch String Trimmer Edger 20-Volt Max Lithium-Ion Cordless Trimmer Combo Kit. Combo Model LCC301
  • Hedge Trimmer - 22-inch dual-action blades cut branches with 40 percent less vibration
  • Hedge Trimmer - Quickly cuts branches up to 3/4-inch thick
  • Edger Trimmer - Automatic Feed Spool - no need to stop and bump
  • Edger Trimmer - Patented Power Drive Transmission
  • Edger Trimmer - Pivoting handle and adjustable length

 

5 Best  Cordless String Trimmer with Automatic Feed (Easy Feed)

Sale1.
String Trimmer, TECCPO 20V 2Ah Lithium Ion, 2 16ft Nylon Thread Spool, Automatic Feed Spool, 12in Cutting Swath, Cordless Professional Grass Trimmer/Edger, Battery and Charger Include - TDLT02G
  • 【2 16ft nylon thread spool and soft grip】- The nylon thread is 1.5mm 16ft and we provide a replacement nylon spool; The soft grip gives you a comfortable feel, reducing vibration and working fatigue, and the lightweight design makes work easier
  • 【2-in-1 function design and adjustable cutting range】- With pivoting head, you can switch between grass trimmer and edger in seconds with no tools, two functions for grass trimming and edging; Using tools can adjust the cutting range by adjusting the blade
  • 【Flexible aluminum lever and safety switch】- You can adjust the length of the aluminum telescopic shaft and the 5 angles of the side handle to make your work more convenient; Dual start switch provides more safety
  • 【Automatic feed spool and flower spacer guard】 - Automatic feed spool provides instant line feeding, making your work continuous; Flower spacer guard can protect your vegetation and be used as a edger guide
  • 【Package Contents】- TECCPO TDLT02G String Trimmer; Nylon Spool; Screwdriver; Charger; Battery Pack; User Manual; Warranty Card (The batteries can be shared with all the TECCPO 20V power tools, and please fully charge the battery before using the product for the first time. If you have any questions, please contact us: support@teccpotools.com)
Sale2.
Makita B-60109 Commercial Grade Automatic Feed String Trimmer Head
  • Universal LH arbor can be adapted for use with 8 mm and 10 mm arbor string trimmers
  • Accepts up to 17' of .080", 12' of .095", 10' of .105" and 9' of .110" trimmer line
  • Trimmer head comes equipped with .095" standard round trimmer line
  • Trimmer head feeds line automatically and can be simultaneously bumped to quickly extend line
  • Dual track spool
Sale3.
Worx WG154 20-volt Li-Ion Cordless Grass Trimmer/Edger Fixed Shaft, 10-Inch, Battery and Charger Included
  • 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
  • 100% automatic single line feed for best cutting performance
  • Rotating head for easy edger conversion
Sale4.
Greenworks 12-Inch 40V Cordless String Trimmer, 2.0 AH Battery Included 2101602
  • 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
  • Variable speed trigger for power on demand
5.
BLACK+DECKER LST420 20V MAX Lithium High Performance Trimmer and Edger, 12"
  • The PowerDrive Transmission delivers more power from the motor to the cutting string so you can get the job done faster
  • Runtime Extension Technology with dual mode accelerator switch for high performance or longer run time
  • The Automatic Feed Spool ensures continuous work without bumping
  • Includes (2) 2.0-Amp-hour lithium battery packs- each battery pack delivers 33% more capacity than the LBXR20 battery pack
  • Part of the 20V MAX System - A System that Demands Attention. 1 Battery fits multiple tools

 

5 Best 20v Cordless String Trimmer

1.
BLACK+DECKER LSTE525 20V MAX Lithium Easy Feed String Trimmer/Edger with 2 Batteries
  • Converts from trimmer to wheeled edger;Amp Hour : (2) 1.5 AH
  • Power Drive Transmission for increased torque
  • 2-speed control for more power or extended runtime.Line Diameter :0.065 inches. Cutting Swath 12 inches
  • EASYFEED allows you to advance your line with the push of a button with no bumping required
  • Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style
Sale2.
Worx WG163 GT 3.0 20V Cordless Grass Trimmer/Edger with Command Feed, 12", 2 Batteries and Charger Included
  • 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) 20V cordless Max lithium power batteries provide continuous power - charge one, use one.
  • 12-inch cutting diameter with Innovative Command Feed spool system for instant line feeding
  • Cutting line length: 10 feet. Quick-release lever for fast telescopic height adjustments to the 90-degree tilting shaft
3.
DEWALT DCST920P1 Brushless Trimmer
  • Brushless Motor maximizing motor efficiency and durability
  • Dual 0.080" line with bump feed, with 13-inch cutting swath
  • Variable trigger with speed control
  • Patented gear drive design. Rpm: 0-4,600 / 0-6,000 rpm
  • Includes 20V MAX 5.0Ah Lithium Ion Battery, along with charger
Sale4.
Worx WG154 20-volt Li-Ion Cordless Grass Trimmer/Edger Fixed Shaft, 10-Inch, Battery and Charger Included
  • 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
  • 100% automatic single line feed for best cutting performance
  • Rotating head for easy edger conversion
Sale5.
BLACK+DECKER LSTE523 Li-On String Trimmer
  • Converts from trimmer to wheeled edger
  • 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
  • EASYFEED allows you to advance your line with the push of a button with no bumping required
  • Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style

 

5 Best 40v Cordless String Trimmer

1.
Greenworks 40V Cordless String Trimmer & Blower Combo Pack STBA40B210
  • 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
  • 40V 2Ah Li-Ion Battery and charger included, compatible Battery and charger models 29462, 29472 and 29482
Sale2.
BLACK+DECKER LST140C 40V Max Lithium String Trimmer
  • High-performance 40V max Lithium ion Battery with state of charge indicator that shows remaining power
  • Power drive high-torque transmission gives you cutting power at the string for clean, fast cuts
  • Automatic feed Spool - afs which automatically feeds trimmer line as needed with no bumping
  • Converts from trimmer to edger in seconds
  • 3 Year limited Warranty
3.
BLACK+DECKER LCC340C 40V MAX Lithium String Trimmer/Sweeper Combo Kit
  • LST140 40V MAX String Trimmer/Edger with POWER DRIVE high-torque transmission for clean, fast cuts
  • AUTOMATIC FEED SPOOL - AFS automatically feeds trimmer line as needed
  • LSW40 40V MAX Sweeper a wind speed of up to 130 MPH easily clear debris from hard surfaces
  • Low noise design for quiet operation.Up to 130MPH
  • Both units offer a 'state of charge' indicator which shows your battery charge level
4.
Greenworks 13-Inch 40V Cordless String trimmer, Battery Not Included 21332
  • 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.
  • Compatible GreenWorks Replacement Spool, Model 29252 and 29092
  • Battery sold separately. Compatible with battery models 29462 and 29472 and charger 29482
5.
Husqvarna 115iL, 14 in. 40-Volt Cordless Straight Shaft String Trimmer (Battery included)
  • Save mode allows you to maximize your run time by allowing the motor to work more efficiently
  • Brushless electric motor has an innovative design to deliver high efficiency and maximizes run time while extending life of the tool
  • The telescopic shaft makes it easy to adjust the products length to find a comfortable working position and provides for easy storage/transport
  • Sound pressure level at operators ear: 77 decibels(A) .Ideal for cutting lawn edges or smaller areas of tougher / higher grass and comes with a 2-year Warranty
  • The generous 14-in. Cutting Swath makes it easy to accomplish a lot of work in a short amount of time

 

5 Best Lightweight Cordless String Trimmer

Sale1.
Worx WG154 20-volt Li-Ion Cordless Grass Trimmer/Edger Fixed Shaft, 10-Inch, Battery and Charger Included
  • 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
  • 100% automatic single line feed for best cutting performance
  • Rotating head for easy edger conversion
2.
Worx WG184 40V (2.0Ah) 13" Cordless Grass Trimmer/Edger with in-Line Edging, and Command Feed, 1 hr. Dual Charger, 2 Batteries
  • Two 20V power modules provide 40V total power
  • Change from a trimming to inline wheeled edging in no time
  • 2-in-1 design offers professional results
  • Command feed Spool system feeds you a line instantly
  • Manage any homesite up to a 1/2 Acre.
3.
Greenworks 40V Cordless String Trimmer & Blower Combo Pack STBA40B210
  • 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
  • 40V 2Ah Li-Ion Battery and charger included, compatible Battery and charger models 29462, 29472 and 29482
4.
BLACK+DECKER LSTE525 20V MAX Lithium Easy Feed String Trimmer/Edger with 2 Batteries
  • Converts from trimmer to wheeled edger;Amp Hour : (2) 1.5 AH
  • Power Drive Transmission for increased torque
  • 2-speed control for more power or extended runtime.Line Diameter :0.065 inches. Cutting Swath 12 inches
  • EASYFEED allows you to advance your line with the push of a button with no bumping required
  • Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style
5.
Greenworks 12-Inch 24V Cordless String Trimmer, 2.0 AH Battery Included 21342
  • 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
  • Shaft length (inch): 40. Compatible GreenWorks Replacement Spool, Model 29252 and 29092
  • Battery and charger included. Compatible battery models 29842 and 29852 and charger 29862

 

5 Best Electric Weed Trimmer for the Money

Sale1.
Worx WG154 20-volt Li-Ion Cordless Grass Trimmer/Edger Fixed Shaft, 10-Inch, Battery and Charger Included
  • 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
  • 100% automatic single line feed for best cutting performance
  • Rotating head for easy edger conversion
2.
BLACK+DECKER LSTE525 20V MAX Lithium Easy Feed String Trimmer/Edger with 2 Batteries
  • Converts from trimmer to wheeled edger;Amp Hour : (2) 1.5 AH
  • Power Drive Transmission for increased torque
  • 2-speed control for more power or extended runtime.Line Diameter :0.065 inches. Cutting Swath 12 inches
  • EASYFEED allows you to advance your line with the push of a button with no bumping required
  • Part of the 20V MAX System; 1 System - Endless Tasks. Power for your Style
3.
Worx WG184 40V (2.0Ah) 13" Cordless Grass Trimmer/Edger with in-Line Edging, and Command Feed, 1 hr. Dual Charger, 2 Batteries
  • Two 20V power modules provide 40V total power
  • Change from a trimming to inline wheeled edging in no time
  • 2-in-1 design offers professional results
  • Command feed Spool system feeds you a line instantly
  • Manage any homesite up to a 1/2 Acre.
4.
Greenworks 40V Cordless String Trimmer & Blower Combo Pack STBA40B210
  • 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
  • 40V 2Ah Li-Ion Battery and charger included, compatible Battery and charger models 29462, 29472 and 29482
5.
Greenworks 12-Inch 24V Cordless String Trimmer, 2.0 AH Battery Included 21342
  • 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
  • Shaft length (inch): 40. Compatible GreenWorks Replacement Spool, Model 29252 and 29092
  • Battery and charger included. Compatible battery models 29842 and 29852 and charger 29862
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