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The 17 best grass string trimmers of 2025

The 17 best grass string trimmers of 2025

Updated: May, 08 2025

Damien Volkman
Damien Volkman

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In this June 2025 review, we explore the 17 best grass string trimmers options available. Our expert analysis, led by Damien Volkman, ensures you find the perfect fit.

Oregon 21-380 Gatorline 1-Pound Round String Trimmer Line, .080-inches x 413-feet – Fits Most Weed Whacker Types
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The 17 best grass string trimmers of 2025

best grass string trimmers

Oregon 21-380 Gatorline 1-Pound Round String Trimmer Line, .080-inches x 413-feet – Fits Most Weed Whacker Types
Oregon 21-380 Gatorline 1-Pound Round String Trimmer Line, .080-inches x 413-feet – Fits Most Weed Whacker Types

4.6

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  • Long-lasting, high-quality, and breakage-resistant trimmer line for homeowners and DIYers

  • Fits most standard trimmer heads - including fixed-line, semi, and automatic bump-feed heads. Fits most gas, electric, and battery-powered curved and straight shaft trimmers.

  • Fits many popular string trimmer models including (but not limited to): Stihl FS 45 and FS 40 C; DeWalt DCST920P1 and DCST970X1; Ryobi RY40220; Greenworks 21362

  • Impact resistant for stronger performance – Gatorline is made from a fortified Nylon co-polymer that is more durable than standard trimmer line

  • .080-inch diameter trimmer line is the perfect size for smaller jobs like trimming grass and removing seasonal weeds

Greenworks 40V Cordless String Trimmer + Leaf Blower Combo Kit, 2.0Ah Battery and Charger Included
Greenworks 40V Cordless String Trimmer + Leaf Blower Combo Kit, 2.0Ah Battery and Charger Included

4.3

$125.99
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  • 40V COMBO KIT: This string trimmer + blower combo kit allows you to keep your walkways and driveway clear of overgrown grass and weeds, enhancing your curb appeal

  • 12” STRING TRIMMER: Powers through the toughest grass and weeds. 12” cutting path, .065” line, auto feed head for quick and easy line advancement

  • LEAF BLOWER: Provides powerful clearing performance featuring 390 CFM air flow and 110 MPH air speed. Variable speed trigger with cruise control provides controlled airflow when it’s needed most

  • LIGHTWEIGHT: Ultra lightweight design, along with superior ergonomics allow for reduced user fatigue

  • EASY TO USE: Push button start. Included 2.0Ah battery

  • MAINTENANCE FREE: The leaf blower and string trimmer are virtually maintenance free with no gas, no oil, and no emissions. They start instantly, are quiet, and deliver the power you need

7 Packs Weed Wacker String Replacement for Ryobi One+ AC14RL3A,0.065-Inch String Trimmer Refill Compatible with Ryobi 18v, 24v, and 40v Trimmer(6 Trimmer Line,1 Trimmer Cap)
7 Packs Weed Wacker String Replacement for Ryobi One+ AC14RL3A,0.065-Inch String Trimmer Refill Compatible with Ryobi 18v, 24v, and 40v Trimmer(6 Trimmer Line,1 Trimmer Cap)

4.5

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  • COMPATIBLE WITH STRING TRIMMER: Weed wacker string replacement compatible with Ryobi One + multiple weed wacker models: 18V, 24V and 40V

  • DIAMETER & LENGTH: High quality 0.065in diameter and 11ft. long string trimmer refill cuts through grass and weeds with ease

  • AUTOMATIC FEEDING SPOOLS: Automatic feeding system to change spools eliminates the time-consuming task of manually winding the line. Makes mowing the lawn easier and more convenient

  • ABRASION RESISTANT: The weed eater string is made of improved nylon polyamide material with a tensile strength of over 100 lb, which is 30% more durable than other brands and lasts longer

  • MORE DURABLE: The string trimmer line spools are made of the latest materials, which have the ability to withstand the high speeds of the weed wacker and therefore have higher durability

GreatBuddy 3 Pack AF-100 Weed Eater String Compatible with Black Decker Wacker String Trimmer Line, 30ft, 0.065 Inch
GreatBuddy 3 Pack AF-100 Weed Eater String Compatible with Black Decker Wacker String Trimmer Line, 30ft, 0.065 Inch

4.6

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  • 【Perfect Fit】 Compatible with most BLACK DECKER weed eater and replacement for the original trimmer line model AF-100 series.

  • 【Cost-effective】 Get 3 replacement spools at less than half the price of the original parts, saving your money on repairs and maintenance.

  • 【Time-Saving】 The pre-loaded weed wacker string come ready to use, eliminating the need for manual winding and saving your valuable time.

  • 【High-Quality Material】 Each spool is pre-wound with Enduring and high-strength 0.065 inch diameter nylon thread, providing long-lasting performance.

  • 【Efficient Cutting】 Flexible string trimmer line allows line to stretch and cushion on hard surfaces, increasing cutting efficiency by 50% for more effective weed trimming.

Worx String Trimmer Cordless GT3.0 20V PowerShare 12" Edger & Weed Trimmer (2 Batteries & Charger Included) WG163
Worx String Trimmer Cordless GT3.0 20V PowerShare 12" Edger & Weed Trimmer (2 Batteries & Charger Included) WG163

4.4

$109.00
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  • [TRIMMER & EDGER 2-in-1] Easily converts from a string trimmer to an edger lawn tool in just seconds

  • [INSTANT LINE FEED] This grass trimmer has innovative push button Command Feed spool system for instant line feeding. Plus, Free Spools for Life

  • [HEAD TILTS 90°] So you can use string trimmer and edger on sloped terrain, and get to tough-to-reach places

  • [RUBBERIZED WHEELS] Support and guide the edger, giving you straighter lines and cleaner cuts

  • [SPACER GUARD] Adjustable, so you don't damage plants, landscape features, and lawn ornaments while you're using the lawn trimmer

  • [SPECS] 7600 rpm no-load speed, 12” cutting diameter, 5.3 lbs. machine weight, 10’ cutting line length, 0.065” line diameter

  • [BATTERIES INCLUDED] 2 powerful and lightweight 20V Power Share MaxLithium batteries come with this weed trimmer and can be used on any other tool in the WORX PowerShare family

  • [INCLUDES] 20V String Trimmer & Edger, 2*20V MaxLithium Battery, 20V Charger, Trimmer Spool, Support Wheels, Safety Guard

  • [DO IT ALL WITH THE SAME BATTERY] Worx Power Share is compatible with all Worx 20v and 40v tools, outdoor power and lifestyle products

BLACK+DECKER String Trimmer with Auto Feed, Electric, 6.5-Amp, 14-Inch (BESTA510)
BLACK+DECKER String Trimmer with Auto Feed, Electric, 6.5-Amp, 14-Inch (BESTA510)

4.4

$54.00
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  • Automatic Feed Spool (AFS) technology of the edger/trimmer eliminates bumping for hassle-free line feeding that helps you work without interruptions

  • The 6.5 amp motor and POWERDRIVE Transmission of the grass cutter provide maximum performance when trimming through the toughest weeds, grass, and overgrowth

  • 2-in-1 trimmer/edger with wheeled edge guide - just rotate to convert from lawn trimmer to wheeled edger

  • Lightweight design with adjustable handle and height positions provide maximum comfort and control

  • Cord retention system prevents accidental cord disconnection

  • 14-inch cut path gets the job done fast. Rpm : 8000rpm

BLACK+DECKER Weed Eater String, Trimmer Line, 3-Pack, 30-Feet of Replacement Spool, 0.065-Inch Diameter (AF1003ZP)
BLACK+DECKER Weed Eater String, Trimmer Line, 3-Pack, 30-Feet of Replacement Spool, 0.065-Inch Diameter (AF1003ZP)

4.7

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  • Power source type: Battery Powered

  • Factory Wound for Maximum Reliability

  • Aerodynamic line optimized for cordless cutting efficiency

  • This is manufactured in Canada

MZK 20V 12'' Cordless String Trimmer, Grass Trimmer&Edger with 4 Replacement Spools, Battery Powered Lightweight Weed Trimmer with Auto Line Feed(Battery and Fast Charger Included)
MZK 20V 12'' Cordless String Trimmer, Grass Trimmer&Edger with 4 Replacement Spools, Battery Powered Lightweight Weed Trimmer with Auto Line Feed(Battery and Fast Charger Included)

4.5

$55.99
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  • [Upgraded Motor] MZK cordless string trimmer features a brand-new upgraded motor with a high speed of 8000 RPM, ensuring efficient and effective cutting and trimming.

  • [12-inch Cutting Diameter] MZK cordless string trimmer boasts a 12-inch cutting diameter for larger coverage. Equipped with an automatic line feed system, allowing the trimmer to release line automatically during use, eliminating the need for manual adjustments.

  • [Lightweight Design] Weighs only 6.3 lbs and comes with an ergonomic adjustable handle, providing effortless operation and reducing user fatigue.

  • [Extended Usability] Includes one built-in spool and comes with four additional replacement spools, making it ideal for typical household lawn care with enough supply for a full year of maintenance.

  • [Fantastic Customer Service] MZK committed to providing you with the best shopping experience possible. If you have any questions or problems with your MZK tool, please feel free to contact us. We're always here to help you solve any problems you may encounter.

YMHB Trimmer Spool Line for Worx,12 Pack WA0010 Edger Spools Replacement for Worx, Trimmer Line Refills 0.065 inch for Worx, Suitable for Worx String Trimmers(10 Grass Trimmer Line, 2 Trimmer Cap)
YMHB Trimmer Spool Line for Worx,12 Pack WA0010 Edger Spools Replacement for Worx, Trimmer Line Refills 0.065 inch for Worx, Suitable for Worx String Trimmers(10 Grass Trimmer Line, 2 Trimmer Cap)

4.5

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  • The trimmer replacement spool Suitable for Multiple WORX String Trimmer Models: WG150, WG151, WG151.5, WG152, WG153, WG154, WG155, WG155.5, WG156, WG157, WG160, WG160.1, WG160.2, WG163, WG165, WG175, WG180.

  • Package contains 10 packs WA0010 replacement spools 0.065" 10ft, 2 packs WA6531 spool cap covers.wa0010 trimmer spool, 10ft 0.065 inches, compatible with original spools models WA0010 and cap covers models WA6531 GT.

  • WA0010 Replacement Trimmer Spool is compatible with Worx string trimmer, flexible trimmer spool allows line to stretch and cushion on hard surfaces, increasing cutting efficiency by 50% for more effective weed trimming.

  • High-quality ABS spool & durable polyamide nylon thread, flexible and long service life. Use centrifugal force and aerodynamics to reduce drag and achieve fast cutting.Each replacement spool comes pre-wound and may be replaced easily in a few seconds.

  • If have any quality problems with our String Trimmer Spool Line, Contact us at any time, our CS Team is standing by 24 hours everyday.We will do our best to make sure every customer is happy and satisfied with our product and service.

BLACK+DECKER 20V MAX Cordless String Trimmer, 2 in 1 Trimmer and Edger, 12 Inch, Battery Included (LST300)
BLACK+DECKER 20V MAX Cordless String Trimmer, 2 in 1 Trimmer and Edger, 12 Inch, Battery Included (LST300)

4.4

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  • 2-in-1 cordless trimmer and edger cuts along borders, sidewalks and flower beds and easily converts between trimmer and wheeled edger. Trimming areas of overgrowth after mowing .Charger Type:Jack plug. Battery Amp Hours:2 Ah

  • EASY HANDLING: Lightweight and easy to handle with adjustable height handles

  • MORE LINE, MORE CONTROL: Automatically feeds more line with no bumping necessary thanks to automatic spool feed technology

  • HIGH POWER, LOW NOISE: Powerdrive transmission delivers more power from the motor to the cutting string so you can get the job done faster

  • ONE BATTERY, ENDLESS USES: Part of the BLACK plus DECKER 20v Max Power connect System for easy battery switching between tools and tasks.

  • One 20v Lithium battery pack for 33 percent more run time

  • Runtime extension technology for long run time

  • Patented power drive transmission

  • Automatic feed spool no need to stop and bump

  • Pivoting handle and adjustable length

12-inch 20V Cordless String Trimmer with Charger, 2 X 2.0Ah Battery Powered Grass Mover with Auto Line Feed, 2 in 1 Lawn Edger with 8 Pcs Grass Cutter Spool Line and 2 Spool Cap, Green
12-inch 20V Cordless String Trimmer with Charger, 2 X 2.0Ah Battery Powered Grass Mover with Auto Line Feed, 2 in 1 Lawn Edger with 8 Pcs Grass Cutter Spool Line and 2 Spool Cap, Green

4.3

$85.99
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  • [Trimmer and Edger] SUNCHERS 2 in 1 Cordless String Trimmer equipped with a wheel on the basis of the trimmer, only need to rotate the direction of the head (Please rotate the staff to the 0°before rotating the head) and then you can get an edger. There is a spacer guard for protecting your plants. Meet your multiple needs for your lawns, gardens, yards, etc.

  • [Powerful Battery Life] SUNCHERS string trimmer comes with two 2.0Ah lithium-ion battery and charger. You can totally get more than 30 minutes working time, can meet your need for complete yard work. Please note to make sure the battery is cool before charging.

  • [Multiple Adjustment Design] SUNCHERS uses a more ergonomic design, equipped a 90° adjustable cutting head and 180°adjustable auxiliary handle for you, with a line cut and wheel, you can easily change the angle according to the space needs, easy to complete the pruning.

  • [Automatic Line Feed and Cut] Our grass trimmer have the auto-feed machine, it will automatically supply you with rope according to the supplies. The line cut will also keep the rope at the right length, with the protective cover, it can keep you safe and easy to use.

  • [Portable Installation & Effective] It only requires simple assembly and then will be ready to use. Powerful motor and product design for longer service life. Extra 8 coils are prepared for you to better use the product. If you need more coils or battery or charger, please get “SUNCHERS Spool Line/Battery/charger” on Amazon. We will also stand behind our products all the time.

.065''/1.6mm Grass Trimmer Line 328ft/100m Round Nylon Weed Trimmer String Line
.065''/1.6mm Grass Trimmer Line 328ft/100m Round Nylon Weed Trimmer String Line

4

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  • Includes: 1 roll 328ft 0.065-inch diameter round blue color trimmer line for garden trimmers

  • Material:adopted sturdy nylon and integrated molding process to make this string,they are reliable and long lasting

  • Application: Suitable for various styles of weed trimmer, lawn edger that calling for .065-inch round diameter line

  • Features:High flexibility and wear resistance for long lasting multi-purpose use

  • Service:If you have any problem with our grass trimmer line , please no hesitate to contact us, products within 3 months enjoy worry-free refund or replacement service.

Husqvarna Titanium Force 0.095-Inch, 140-Foot Spooled String Trimmer Line, Professional Grade Copolymer Weed Eater Line with Cutter, 639005102
Husqvarna Titanium Force 0.095-Inch, 140-Foot Spooled String Trimmer Line, Professional Grade Copolymer Weed Eater Line with Cutter, 639005102

4.6

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  • Includes one Husqvarna Titanium Force 140-Foot String Trimmer Line compatible with all standard string trimmer heads

  • Made For Durability: Round, dimpled, co-extruded weed eater line is made of a commercial-grade polymer for maximum durability, cutting performance and energy efficiency

  • Precision Manufacturing: Husqvarna weed eater string has an undulated surface for quiet operation and precise cutting

  • Low Noise: The patented design on this weed whacker string reduces the noise level by 50%, which gives a better working environment

  • Quality Engineering: Manufactured in the USA, these Husqvarna string trimmer accessories provide great resistance to abrasion and reduced breakage with co-polymer engineered resins that improve durability while maintaining flexibility

Grass Trimmer Line 328ft Weed Eater Wacker String .065'' Weed Trimmer Spool Replacement, Nylon Material for String Trimmers, 1.6mm Diameter
Grass Trimmer Line 328ft Weed Eater Wacker String .065'' Weed Trimmer Spool Replacement, Nylon Material for String Trimmers, 1.6mm Diameter

4.4

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  • 328ft by .065'' Replacement trimmer line, for garden trimming tasks.

  • Premium nylon material, round profile; Grass Trimmer Line .065'' Weed Wacker Eater String 328ft String Trimmer Lines

  • Diameter of the trimmer line: 1.6mm (.065'' )

  • Length of the blue weed eater string: about 100m / 328ft

  • Helps getting garden trimming jobs done in your weed eaters

BLACK+DECKER 20V MAX Cordless String Trimmer and Edger with Spool, Battery and Charger Included, 2 Speed, 12 Inch (LST522)
BLACK+DECKER 20V MAX Cordless String Trimmer and Edger with Spool, Battery and Charger Included, 2 Speed, 12 Inch (LST522)

4.5

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  • Part of the 20 Volt MAX System; 1 System Endless Tasks. Power for your Style

  • Converts from trimmer to wheeled edger

  • 3 tools in 1- easily converts 12" trimmer/edger to mower

  • Adjustable 2 height adjustment deck for ideal cutting height

Weed Eater String, Eventronic 095 Trimmer Line of 150-Feet, Trimmer Line for Universal Replacement, Twist Weed Wacker String Fits Medium& Heavy Grass&Weeds, String Trimmer Line of Yellow Premium Nylon
Weed Eater String, Eventronic 095 Trimmer Line of 150-Feet, Trimmer Line for Universal Replacement, Twist Weed Wacker String Fits Medium& Heavy Grass&Weeds, String Trimmer Line of Yellow Premium Nylon

4.4

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  • 095 Trimmer Line for Heavy Duty: The 095 Heavy duty trimmer line is the perfect size for heavier jobs like the weed on rocky& dry soil and brambles. The larger wire diameter, the more types of grass can be cut by the trimmer string, which can adapt to more cutting environments. And the larger wire diameter, the thicker trimmer line, and the higher strength. So, 095 string trimmer line is the best choice for cutting heavier weeds in your lawn or commercial work.

  • Twist Trimmer line-High Effiency: Twisted shapes are sharper than traditional traditional trimmer line because their special shape has a stronger cutting edge, and the same time with less effort. At the same time, twist string trimmer line is also more engineered for haymaking than the square shape, so there is no chance that the diameter of the wire cutter line is correct but does not fit well in the round hole of the wire cutter head because it is square.

  • Robust& High Strength Nylon Material: The weed eater string made for tough nylon polyamide material which is heavy-duty and durable to use and not easy to break. The upgraded trimmer line cuts more efficiently than others in the market, by about 30%. This means a longer life cycle and less time to wind the spool. Less resistance, plasticized materials for added impact power & strength, engine drag, vibration and noise.

  • Universal Fit& Easy to Use and Install: Perfect weed wacker string replacement line for all gas and electric trimmers, Universal compatibility with brands including Echo, Stihl, Husqvarna, Redmax, Cub Cadet, Weed Eater, Poulan, MTD, most other makers. Our string trimmer line fits the corresponding sizes and makes them easy to store.

  • Area of Applicable: The weedeater line compatible with Outdoor Power Trimmers, for Medium to Heavy Grass and Weeds. Universal fits most corded and cordless string trimmers, weedwacker (gas and electric). Grass in the yard, weeds in the fields, and trim the edges of the lawn, etc. keep your garden looking tidy and neat. Eventronic trimmer line will be your perfect helper for clearing weeds.

  • Professional Quality Assurance: As a professional brand, We have been specialising in weed eater string for more than 10 years. We have excellent after-sales service team and product quality service. For deterioration cycles, we can achieve up to two years. Perfect for professional landscapers and homeowners alike.

EGO Power+ String Trimmer, Battery Powered, 15" Trimmer for Weeds and Grass with POWERLOAD, Telescopic Aluminum Shaft, Includes 56V 2.5Ah Battery and Charger - ST1511T
EGO Power+ String Trimmer, Battery Powered, 15" Trimmer for Weeds and Grass with POWERLOAD, Telescopic Aluminum Shaft, Includes 56V 2.5Ah Battery and Charger - ST1511T

4.4

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  • POWERLOAD technology; load your line, push a button and go

  • Get up to 45 minutes of run time on a single charge with the included 56V 2.5Ah ARC Lithium Battery

  • Telescopic Aluminum Shaft quickly fits your height for ultimate comfort

  • High-Efficiency Brushless Motor

  • 15 in. Cutting Swath

  • Professional-grade, dual line spiral-twist 0.095 in. line

  • Variable speed with 2-Speed Settings

  • Weather-Resistant Construction (ipx4)

  • 50-minute charge time with the included 2.5 Ah ARC Lithium battery and Powerplus Charger

  • Compatible with all EGO 56V ARC Lithium batteries

4.3

71 ratings

Damien Volkman
Damien Volkman

contributing writer

I can make anything run. From old motors to batteries to generators to generators to generators, I am your generator expert. (As if that wasn’t enough.) I’m able to repair or rebuild any part of your system. I also know the ins and outs of working with generators; I can make sure you are running smoothly. You can depend on me to get the job done right and get it done right the first time. Contributing Writer.

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