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Grass Trimmers Comparison - July 2026
| 1 Best Choice  9.8Exceptional | 2  9.7Exceptional | 3  9.6Exceptional | 4 Best Value  9.5Excellent | 5  9.4Excellent |
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ModelBLACK+DECKER 20V MAX 2-in-1 String Trimmer/Edger, 12-in with Automatic Line Feed & Power Drve Transmission (LST300-CA) | Model BLACK+DECKER 20V MAX Cordless String Trimmer/Edger Kit, Automatic Feed Spool, 10-Inch (LST201-CA) | Model Black+Decker Electric Trimmer/Edger, Corded, 3.5 amp, 12-Inch (ST4500) | Model Greenworks 40V 12" Cordless String Trimmer, Automatic Feed | Adjustable Handle | Lightweight for for Home Yard, Lawn Edges, Driveway, & Garden Borders Maintenance, Tool Only | Model BLACK+DECKER Corded String Trimmer with Auto Feed, 4.4 Amp Motor, Edge Guide, 13-Inch (ST7700-CA) |
BrandBLACK+DECKER | Brand BLACK+DECKER | Brand BLACK+DECKER | Brand Greenworks | Brand BLACK+DECKER |
Reviews | Reviews | Reviews | Reviews  | Reviews |
Features | ||||
Simple to use 9.9 | Simple to use 7.9 | Simple to use 9.3 | Simple to use 9.4 | Simple to use 8.9 |
Light weight 9.6 | Light weight 9.8 | Light weight 9.4 | Light weight 9.6 | Light weight 9.1 |
Manoeuverability 9.6 | Manoeuverability 9.6 | Manoeuverability 9.4 | Manoeuverability 9.4 | Manoeuverability 9.3 |
Battery duration 8.9 | Battery duration 8.6 | Battery duration 9.4 | Battery duration 9.3 | Battery duration 9.1 |
Tech Specs | ||||
product dimensions8.5 x 4.8 x 12.7 cm 2.59 kg | product dimensions 24.64 x 13.08 x 101.5 cm 2.82 kg | product dimensions 25.91 x 12.95 x 115.06 cm 2.18 kg | product dimensions 307.85 x 51.82 x 83.57 cm 725.75 g | product dimensions 26.04 x 12.86 x 118.91 cm 2.04 kg |
Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.8
1BLACK+DECKER23% OffBLACK+DECKER 20V MAX 2-in-1 String Trimmer/Edger, 12-in with Automatic Line Feed & Power Drve Transmission (LST300-CA)
9.9 Simple to use9.6 Light weight9.6 ManoeuverabilityMain highlights- ONE BATTERY, ENDLESS USES: Part of the BLACK+DECKER 20V Max System for easy battery switching between tools and tasks. One Authentic Battery is compatible with all Black+Decker 20V Tools
- MULTIFUNCTIONAL: 2-in-1 cordless trimmer and edger cuts along sidewalks and flower beds. Easily change between trimmer and a guided lawn edger by changing angles. Ideal for trimming areas of long growth or missed spots after mowing
- MORE LINE, MORE CONTROL: Automatically feeds more line to keep you going with no spool bumping necessary thanks to automatic spool feed technology
- HIGH POWER, LOW NOISE: The Powerdrive transmission delivers more power from the motor to the cutting string so you can get the job done fast. Low operating noise minimizes disturbances
- EASY HANDLING: Lightweight and easy to handle with adjustable height options
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9.7
2BLACK+DECKER10% Off
BLACK+DECKER 20V MAX Cordless String Trimmer/Edger Kit, Automatic Feed Spool, 10-Inch (LST201-CA)
9.8 Light weight9.6 Manoeuverability8.6 Battery DurationMain highlights- Use as a trimmer or adjust shaft to use a precision edger
- Part of the BLACKDECKER 20V MAX System; 20V Battery can be used interchangeably with your other BLACKDECKER 20V Tools
- Great for Medium to Smaller Lawns: Average runtime of 25 minutes - plenty of time to get the job done
- Built in Edge guide allows precise edging along sidewalks and driveways
- Automatic Feed Spool (AFS) automatically feeds trimmer line for uninteruppted trimming
- Adjustable height and handle for unique user comfort
- 2-YEAR LIMITED WARRANTY: Backed by Black+Decker's 2-year limited warranty covering defects in materials and workmanship
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9.6
3BLACK+DECKER
Black+Decker Electric Trimmer/Edger, Corded, 3.5 amp, 12-Inch (ST4500)
9.4 Light weight9.4 Manoeuverability9.4 Battery DurationMain highlights- Groom 'N' Edge converts from trimming to edging in seconds
- Edge guide allows precise edging along sidewalks and driveways
- Cord retention system prevents accidental cord disconnection
- 3.5 amp motor is ideal for trimming weeds, grass and overgrowth
- 12 -Inch cut path with bump-feed spool gets the job done fast
Our ranking system
At bestchoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
