Best String Trimmers (2026 Guide)
We prioritized models with high aggregate ratings and review volume, accounting for power source, cutting width, edging function, and reported reliability
The Verdict
- Best Overall: WORX cordless 12" trimmer/edger 20V GT 3.0 (tool only) WG163.9 — Good cordless choice for light trimming and edging with a compact 12-inch head and 20V battery compatibility
- Best Value: 21V cordless string trimmer with 8-inch guard and 2x2.0Ah batteries — Budget cordless kit that includes two batteries and is aimed at basic trimming and small yards
Top Picks
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1
Best Overall WORX cordless 12" trimmer/edger 20V GT 3.0 (tool only) WG163.9
Good cordless choice for light trimming and edging with a compact 12-inch head and 20V battery compatibility
Cordless string trimmer converts to an edger in seconds, with adjustable handle and 90-degree head for hard-to-reach areas. Includes trimmer spool, support wheels, and safety guard; battery and charger not included. Customers note lightweight design and ease of use, with mixed feedback on battery life and power
- convertible to edger in seconds
- adjustable telescopic shaft
- 90-degree tilting shaft for hard-to-reach areas
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2
BLACK+DECKER 6.5-Amp 14-Inch String Trimmer/Edger
Reliable corded trimmer/edger for continuous use and a 14-inch cutting swath with auto-feed spool convenience
6.5-amp string trimmer with auto feed spool for hassle-free line feeding. 2-in-1 trimmer/edger with wheeled edge guide and adjustable comfort features. Customer insight: easy to install string and lightweight, though build quality receives mixed feedback
- auto feed spool eliminates bumping
- 2-in-1 trimmer and wheeled edger
- POWERDRIVE transmission for performance
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3
WORX 20V Cordless String Trimmer & Edger WG154 (Battery & Charger Included)
Well-rounded cordless trimmer that includes battery and charger for out-of-the-box cordless trimming and edging
2-in-1 cordless string trimmer and edger with a rotating head for quick switching. Lightweight design aids maneuverability for small to medium yards. Customer note: easy to handle and value for money
- 2-in-1 lawn tool
- rotating head design
- lightweight, cordless convenience
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4
WORX GT3.0 20V Cordless String Trimmer & Edger (12"), 2 Batteries
Solid cordless kit with two batteries for extended runtime and a 12-inch cutting diameter for small-to-medium yards
WORX GT3.0 20V cordless trimmer converts to an edger in seconds, with instant line feed and tilt head for sloped terrain. Customers note lightweight use and easy handling, though battery life varies by user
- 2-in-1 functionality
- instant line feed
- 90-degree head tilt
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5
Worx GT Revolution 20V 12" String Trimmer WG170.9
Versatile 20V cordless option that offers a familiar 12-inch trimming width without gas or cords
Compact 3-tools-in-1 string trimmer that converts to an edger or mini-mower. Light, easy spool changes, and automatic line feed for quicker yard work. Customers note lightweight design and ease of use with some concerns about battery life and build quality
- 3-tools-in-1 versatility
- automatic line feed
- lightweight operation
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6
BLACK+DECKER 40V MAX String Trimmer/Edger, 13-inch (tool only)
Higher-voltage cordless unit suited for heavier jobs and longer runtime with a 40V power platform
Compact 13-inch cordless trimmer with power and runtime options. Converts to edger with a quick shaft turn; compatible with 36V and 40V MAX batteries. Customers note good power and lightweight design, with some durability concerns over time
- Power Command dial for MAX power or MAX runtime
- Automated line feeding for uninterrupted work
- Trimmer/edger in one with shaft conversion
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7
Greenworks 24V 10" Cordless TORQDRIVE String Trimmer
Compact 24V trimmer good for tight spaces and light-duty trimming with a 10-inch cutting head
Cordless string trimmer with 24V power and TORQDRIVE design. Delivers fade-free power and easy handling, with user feedback noting ease of use and some weight concerns
- 24V battery-powered design
- fade-free power after charging
- easy-to-handle for some users
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8
WORX 3-in-1 String Trimmer, Edger & Lawn Mower (WG170) 20V
Multi-function 3-in-1 tool that converts between trimming, edging, and a mower-style action for varied tasks
Compact 3-in-1 grass tool that converts between string trimmer, edger, and mini lawn mower. Features automatic line feed for quick reloading and a 5-hour charge time. Customers note lightweight ease of use and suitability for small to medium yards
- 3 tools in one
- automatic line feed
- free from gas emissions
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9
Best Value 21V cordless string trimmer with 8-inch guard and 2x2.0Ah batteries
Budget cordless kit that includes two batteries and is aimed at basic trimming and small yards
Cordless string trimmer converts to wheel edger for 2-in-1 use. Includes 2x2.0Ah batteries and a fast charger. Lightweight design supports up to 60 minutes of runtime per charge
- 2-in-1 design for trimming and edging
- dual 2.0Ah batteries included
- compact, lightweight for easy handling
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10
BLACK+DECKER 20V MAX Cordless String Trimmer, 12" Steel Blade
20V cordless model featuring a steel blade for a different cutting action suited to thicker vegetation
Cordless string trimmer with 20V max battery, 12" steel blade, and automatic feed spool. Converts to edger in seconds for versatile trimming; lightweight design aids ease of use. Customer note: handles small yards well and cuts thick weeds well
- AFS automatic line feed
- 2-in-1 trim/edge
- reduced vibration design