Best String Trimmers Under $100 (2026)
We ranked models under $100 by value score using factors including power source, cutting width, included batteries, feature set (edger/auto-feed), and overall user convenience
The Verdict
- Best Overall: WORX cordless 12" trimmer/edger 20V GT 3.0 (tool only) WG163.9 — Best cordless mobility: compact 12-inch head and 20V tool-only design for lightweight trimming and edging
- Best Value: 21V cordless string trimmer with 8-inch guard and 2x2.0Ah batteries — Best budget cordless kit: includes two batteries and a compact guard for straightforward trimming on a tight budget
This roundup highlights string trimmers under $100 selected for overall value, mixing corded and cordless models with easy maintenance and usable battery options. Picks were chosen by comparing key specs—cutting width, power source, battery configuration, and user-focused features like auto-feed heads and edger modes
Top Picks
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1
Best Overall WORX cordless 12" trimmer/edger 20V GT 3.0 (tool only) WG163.9
Best cordless mobility: compact 12-inch head and 20V tool-only design for lightweight trimming and edging
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
Best corded convenience: 6.5-amp motor with a 14-inch cutting width for continuous power and broad coverage
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)
with battery included: 20V cordless with edger conversion and an included battery and charger for ready use
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
Best dual-battery option: two 20V batteries extend runtime for longer trimming sessions without interruptions
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
Best simple cordless option: 12-inch 20V design that prioritizes lightweight handling and basic trimming needs
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)
Best higher-voltage tool-only option: 40V platform offers stronger performance for heavier grass when paired with compatible batteries
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
Best compact torque-focused trimmer: 10-inch TORQDRIVE head and 24V platform for nimble, higher-torque trimming
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
Best multi-function versatility: 3-in-1 design that converts between trimmer, edger, and mower-style trimming 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
Best budget cordless kit: includes two batteries and a compact guard for straightforward trimming on a tight budget
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
Best steel-blade option: 20V cordless with a 12-inch steel blade for cutting thicker vegetation without line changes
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