10 best heavy duty cordless string trimmer -

With so many options available, you may get overwhelmed to find the best heavy duty cordless string trimmer.

At Quickguidepro, we are here to help you!

We have tested dozens of heavy duty cordless string trimmer from different brands and evaluated them for construction, protection, materials, and quality-to-price ratio. We also have analyzed the customer reviews and real-time user experiences.

Finally, our team of experts has put together a list of the 10 most popular models.

Read on to find which of these units might be the right fit for your specific needs!

Here is the round-up of our selected 10 best-selling heavy duty cordless string trimmer.

Our Recommended 10 Best heavy duty cordless string trimmer

No matter which heavy duty cordless string trimmer you pick from our list, it will provide you with the best value for your money.

Continue reading to find the top contenders.

Bestseller No. 1

12,967 Reviews

BLACK+DECKER 20V MAX* String Trimmer / Edger, 12-Inch (LSTE525)

Converts from trimmer to wheeled edger; Amp hour: (2) 1.5 ampere hour
Power drive transmission for increased torque
2 speed control for more power or extended runtime. Line diameter: 0.065 inches; Cutting swath 12 inches
Easy feed 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
Part of the power command family of tools easy feed, power cut, power boost helps solve common user frustrations when using outdoor power equipment. Included components: (1) LSTE520 20V max easy feed trimmer, (2) LBXR20 20V max Lithium Batteries, (1) LCS1620 Charger, (1) Guard, (1) AFS Spool; Power source: Lithium Ion
Uses :Trimming areas of overgrowth after mowing, Edging along borders, sidewalks and flower beds

Bestseller No. 2

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

[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

Bestseller No. 3

Worx WG183 40V 13" Cordless String Trimmer (Batteries & Charger Included)

[ULTRA-LIGHTWEIGHT, STREAMLINED DESIGN] For incredible maneuverability and less user fatigue
[DUAL-EXIT CUTTING HEAD] For greater cutting efficiency
[AUTOMATIC-FEED SPOOL SYSTEM] For effortless line advancement
[SAME BATTERY, EXPANDABLE POWER] Worx Power Share is compatible with all Worx 20V and 40V tools, outdoor power and lifestyle products
[ADJUSTABLE AUXILIARY HANDLE] For a comfortable, and customized, user experience
[INCLUDES] Grass trimmer, spool (WA0007), (2) 20V 2.0Ah batteries (WA3575), 2A dual-charger (WA3770)

Bestseller No. 4

20000 RPM Battery Powered Weed Eater Cordless, 12'' Electric Weed Wacker Brush Cutter Heavy Duty, Striming Weed Trimmer Edger Lawn Mower with Charger, Metal Blade,1 Psc 3.0Ah Battery

⚠️Please charge it for the first use. If the battery cannot be charged or encounters a malfunction during use, please touch us through your order for replacement.
⚠️When installing the wheel, the angle of the wheel tilt is 45°. The wheel will be more stable and work more smoothly. If the buckles are worn. The wheels cannot be fixed and continue to fall. Please touch us for replacement. After use, please detach the battery promptly and clean the remaining weeds on the machine head to help extend the service life of the machine.
【????????????????????-???????????????????????????????? ???????????????????????????????? ????????????????????????????????????????】Enjoy the ultimate lawn trimming experience with Lemolifys electric weed wacker cordless. With enhanced 2000rpm brushless motor, results in less friction, and efficiency is increased by 95% compared with brushed motor, weed eater battery powered will run smoothly and the noise will be much lower, tackle any task with ease and efficiency. No grass mess is too stubborn for this unstoppable force.
【 ????????-???????????????? ???????????????????? ???????????????????????????? ???????????????? ???????????????? ???????????????????? ????????????????????】Electric weed eater cordless adapts blade system No longer gets sick of messing with the heavy-duty weed wacker string, and at the same time can achieve 12-inch cutting areas in one go, Improving trimming efficiency. and the fact that cordless no-string weed wacker is cordless makes the whole trimming process incredibly convenient. No more dealing with tangled cords or limited range!
【???????????????? ???????????????????? ???????????????? ????????????????????????】Weed wacker battery powered is a game-changer when others struggle with heavy gas grass trimmer. Battery-powered system is easy to start and less pollution, wheels battery weed eater save your arm, makes the weeding job as easy as walking. The battery lawn mower wheels are made of upgraded aerospace metal materials, more strong and durable. Besides, the angle and height can be adjusted to suit people of different heights.
【???????????????????????????? ???????????? ???????????????????????????????????????????? ???????????????????????????????? ???????????????? ????????????????????】Cordless weed trimmer battery powered is only 4.5LB weight ensuring fatigue-free operation for all users, and easy to transport. adjustable handle and telescopic shaft(88cm-130cm) allow for comfortable use and customization to your height. eliminates the need to bend over to weeding.heavy-duty weed eater‘s handles with premium soft grips to improve comfort and control.
【???????????????????????????????????????? ???????????????? ???????????? ????????????????-????????-???????????????????? ????????????????????????】cordless brush cutter battery-powered swivel head helps avoid awkward positions and weird-looking cuts, easy get to places where large lawn mower can not deal with, Our cordless weed eater with battery and charger is equipped with a protective ring that allows you to prune without damaging your plants and landscape and also keeps the battery-powered edger away from hard objects to avoid unnecessary wear and tear.
【???????????????????????????????????????????? ???????????????????????????? ???????????????????????????? ???????????????? ???????????????????????????? ????????????????????????????】Adapted upgraded 3000mAh battery and fast charge tech, weed wacker battery fully charges in 2 to 3 hours which lasts 40-60min, Effortlessly monitor battery life on the sleek digital display, ensuring an optimized trimming experience every time.⚠️A full charge before first use helps to prolong the battery life. If you have any problems with our battery weed trimmer, please let us know and we will help.
【???????????????????????????????? ???????????????????????????????? ???????????????????????????????????????? ???????????????? ????????????????????????】Variety that the 3-in-1 capability as a grass trimmer, electric edger, and electric brush cutter offers. let you easily tackle a variety of tasks. The nylon string blade works like heavy-duty string trimmer, which is great for soft grass. The flat blades work like cordless lawn mower blades and cut through weeds, lawns, and small branches.saw blades for cutting thicker brushes and branches.
【???????????????????????????? ???????????????? ???????????? ???????????????? ????????????????????????】Give the perfect gift to your family with the Lemolifys weed eater brush cutter for the garden. Delight them with the ultimate trimming tool that makes their lives easier and crisp lines along the driveway and walkways. It's the gift that keeps on giving, bringing joy every day.

Bestseller No. 5

4,816 Reviews

Worx String Trimmer Cordless & Edger 20V 10" - 12" Weed Trimmer PowerShare (Battery & Charger Included) WG154

[2-IN-1] Don't buy a separate string trimmer and edger lawn tool. Get this 2-in-1 and save time, money, and space in the garage
[ROTATING HEAD] It easily switches between grass trimmer and lawn edger: just grasp the head, pull is away from the shaft and turn it 180
[SIMPLE AND EFFICIENT] At only 4.2 lbs (3.2 lbs without the battery) this lightweight and compact weed trimmer and grass edger is made for everyone
[AUTO-FEED LINE] Just press the button on the string trimmers when you need more line. The completely automatic system makes sure you have fresh string when you need it
[FLOWER GUARD] The adjustable spacer guard of lawn trimmer prevents accidental trimming of plants, lawn decorations, and other sensitive areas of your yard
[INCLUDES] 20V String Trimmer Cordless & Edger, 20V MaxLithium Battery, Trimmer Spool, 20V Battery Charger, Safety Guard
[SAME BATTERY, EXPANDABLE POWER] The same battery powers over 75+ 20V, 40V, and 80V lifestyle, garden, and power tools in the Power Share family

Bestseller No. 6

Weed Wacker Cordless Brush Cutter String Trimmer Electric Grass Trimmer Battery Operated Electric Weed Eater 21V Lawn Trimmer 47" Adjustable 6000mAh Grass Cutter Machine for Lawn Care

Battery Powered String Trimmer - Cordless String Trimmer gets into places that a Lawn Mower can't, it’s the ideal tool for keeping the edges of your garden or walkway neat and tidy and for manicuring around fence poles and tree trunks. Only by the whirling grace of a Electric Weed Wacker Cordless slicing down the tall grass around the front steps, fences, and flower beds—does a property look truly polished. The Electric Weed Eater also converts to an Lawn Edger.
Trimming Has Never Been This Simple - Cordless Brush Cutter with an easily adjustable telescoping shaft in 33.7-47.7 inch long, that make it comfortable for people with various body types. Adjustable height and handle with premium soft grip improves comfort and control, without bending over to trim the back of the bushes. The Battery Powered Weed Eater can easily break through tall grass and weeds and send debris flying while they cut, they have a shield to deflect most debris.
Low Noise for Quiet Operation - Our Cordless Grass Trimmer bring you the right power, so you can confidently give your yard that freshly manicured look it deserves. Considering all that power, you'd expect this stringless Weed Wacker to be noisy. But it was the quietest tool with a hair-dryer-like hum. The Battery Grass Cutter Machine privode up to 120 minutes of run time with fully charged and offer a 'state of charge' indicator which shows your battery charge level.
Power for Your Style - The Battery Powered Weed Eater features 6-inch cutting swath and blade and weed eater string. Thick, giving it the strength and resilience to eat through your weeds and undergrowth at an outrageous rate. You can confidently give your yard that freshly manicured look it deserves. Its solid steel shaft transmits little vibration to the user's hands. Handle fixed button setting, with a safety switch button, making it difficult for children to open it.
Technical Upgrading Adjustable Wheel - Electric Weed Eater battery powered can work with a removable T-shaped auxiliary wheel. The ingenious attachment wheels finish off laborious grass trimming. The T-shaped configuration offers stability and flexibility, enabling the rechargeable weed wacker to glide smoothly across lawns. With a 3-in-1 Battery Weed Eater, you're equipped to handle grass effortlessly, regardless of the type or toughness of the weed you're facing.
Handle Cleaning Jobs with ZKpilse - Take on tough weeds, grass, and overgrowth with Electric Grass Trimmer. You will get: 1*JY-7 21V MAX String Trimmer/Edger, 2* 3000mAh 21V Max batteries, 1*Charger, 10*Plastic blades, 10*Spool lines, 2*Stainless steel metal blades, 1*Manganese steel circular saw blade, 1*Adjustable wheel.

Bestseller No. 7

YUEWXTER Electric Weed Wacker, (21V 2x4.0A Weed Eater Battery Powered), 4-in-1 Grass Trimmer/Wheel Edger/Mini-Mower/Brush Cutter, with 2 x Saw Blades, 2 x Metal Blades, 20x Grass Cutting line

????【Multi-function Grass Trimmer】: 4-in-1 Grass Trimmer/wheel edger /Mini-Mower / Brush cutter.
????【Super long battery life】: Comes with 2x21V 4.0Ah batteries, You don't have to worry about battery life at any time, two 4.0A batteries can meet all your daily cleaning needs.
????【With trimming auxiliary wheels】：Just rotate the machine head, Install mowing lines Turn into wheel edger in seconds, Support and guide the edger, giving you straighter lines and cleaner cuts.
????【With auxiliary grass pushing bracket】：Install the auxiliary grass pushing bracket and the metal curved blade to create a Mini-Mower, which can easily handle large-area lawn mowing.
????【manganese steel circular saw blade】：strong cutting ability, suitable for cutting thick shrub branches，Complete its pruning work like a Brush cutter.
????【Lightweight and multi-position adjustable】：Lightweight design, the machine only weighs 1.9KG, and the machine head, handle and height position are adjustable to provide maximum comfort and control.
????【Service and Package Included】Package includes: 1 x Weed Wacker Battery Powered, 2 x 4.0A battery packs, 1 x power adapter, 2 x saw blades, 2 x metal blades, 20x grass cutting line, 1x work gloves and 1 Safety glasses. We provide 24-hour friendly customer service to keep you away from after-sales worries.

Bestseller No. 8

Lemolifys Electric Weed Wacker with Wheels, 2000mAh 21V Battery Operated Weed Eater Cordless, 3 in 1 Lightweight Edger Brush Cutter Weed Trimmer, Stringless Grass Trimmer Mower w/ 2 Battery 1 Charger

⚠️When installing the wheel, the angle of the wheel tilt is 45°. The wheel will be more stable and work more smoothly. If the buckles are worn. The wheels cannot be fixed and continue to fall. Please touch us for replacement. ⚠️Please charge it for the first use. If the battery cannot be charged or encounters a malfunction during use, please touch us through your order for replacement.
【Lawn Trimmer Game Change】 Do you feel arm pain from overload heavy gas weed eater brush cutter? Suffering in your electric weed wacker because of getting sick of messing with the string, Do you keep edging the driveway once a week? Lemolifys electric weed eater cordless perfectly solves your troubles, turns the responsibility into a game, and weed trimmer is no longer a burden.
【Strong Motor & Lightweight】 Weed wacker battery powered motor uses clever smart gearing systems and advanced integrated processors that provide excellent performance, No longer worry about the motor being burnt out and prolonged service life. At just 3.2 pounds, the cordless weed eater with battery and charger is lightweight and easy to use. Women and the elderly can also easily use this electric brush cutter for wedding work without paying for expensive yard help.
【Strong Motor & Lightweight】 Weed wacker battery powered motor uses clever smart gearing systems and advanced integrated processors that provide excellent performance, No longer worry about the motor being burnt out and prolonged service life. At just 3.2 pounds, the cordless weed eater with battery and charger is lightweight and easy to use. Women and the elderly can also easily use this electric brush cutter for wedding work without paying for expensive yard help.
【Easy and Quick Weed Eater on wheels】Weed eater battery powered is a game-changer when others struggle with heavy gas grass trimmer. The battery-powered system is easy to start and has less pollution, stringless weed eater with wheel saves your arm, making the weeding job as easy as walking. The electric weed trimmer's wheel is made of upgraded aerospace metal materials, more strong and durable. Besides, the angle and height can be adjusted to suit people of different heights.
【High-efficiency Battery】This trimmer edger lawn tool is equipped with TWO 2.0Ah Batteries, each one working time 30-60mins (depending on your working load) complete the weeding task in one go! Our weed wacker battery inner is 10% higher than other battery weed trimmer, with multiple protection functions for a safer and longer life!
【Ergonomic Design Heavy Duty Brush Cutter】The cordless no string weed wacker is equipped with an adjustable rod, which can be adjusted freely from 100cm to 130cm so that people of different heights can easily mow the lawn. For easy weeding at any time, the weed eater mower can be stowed in the trunk of the car. Because the metal blade weed wacker is free of the clutter of cables and wire, you can weed anywhere.
【Mulitifunctional lawn edgers battery powered】cordless weed trimmer battery powered is equipped with 3 types of blades: 6 inches Saw Blades for trimming thick shrub branches/heavy bushes (a thickness of about 1-2 inches), Stainless steel blades that are well for older weeds, reeds, etc pruning, Plastic blades are suitable for soft lawn mowing, Durable metal blade allows you to cut through dense vegetation and grass in less.
【Safety and Practical Design】The rechargeable weed eater cordless with battery and charger added a safety lock button to prevent accidental start. You need to press the safety button and switch simultaneously to start the heavy duty weed eater. The protective ring allows you to prune without damaging your plants and landscape and also keeps the cordless brush cutter battery powered away from hard objects such as stones to avoid unnecessary wear and tear, very practical.
【Great Value Battery Lawn Mower】Package include 1x weed whacker, 2x 21V rechargeable Li-Ion battery, 1x charger, 1x 6" saw blade,1x side cutting blade, 2x metal blades, 2x plastic blades, 1xwheels, 2x rotating wrenches, 1x pair of non-slip gloves, 1x pair of safety glasses, 1x user manual. If you have any problems during the grass trimmer battery powered installation process, please touchus in time.

Bestseller No. 9

5 Reviews

Electric Weed Wacker Cordless, 21V Electric Weed Eater with 3 Types Blades and 2Pcs Battery, Lightweight String Trimmer/Edger Lawn Tool/Brush Cutter for Garden and Yard

????3 in 1 electric weed eater cordless】Weed wacker battery operated With 3 types of blades, Different blades meet different weeding needs. Plastic blades are suitable for soft lawns, stainless steel blades are well for older weeds, and alloy saw blades are great for branches，you clean your garden quickly and easily, saving much time and effort to weed as well.
????【High efficiency Battery】Weed wacker cordless with 2 Efficient 21V 2.0 lithiumion batteries, Lawn trimmer high performance motors, maximum speed 18000 rpm, up to 40 minutes of runtime, Double control switch work is safer, women and the elderly can easily use.
????【90°Adjustable Head】Weed wacker electric supports a 90° adjustment that helps you tilt sections of the lawn and get into hard to reach corners with ease. Weed eater battery powered for different mowing environments. The protection can effectively prevent grass from splashing while working.
????【Ergonomic Design】Edger lawn tool cordless is ergonomically designed and, at only 5Ib, particularly light, with a telescopic handle, 35in to 47in,We get more comfortable and balanced control when working in the yard by freely adjusting armrest. weed eaters size offers maximum safety and comfortable working.
????【8 inch cutting area weed wacker edger】Electric weed eater cordless adapts blade system No longer gets sick of messing with the heavy-duty grass trimmer string, and at the same time can achieve 8-inch cutting areas in one go, Improving trimming efficiency.

Bestseller No. 10

BLACK+DECKER 20V MAX String Trimmer, 2-Speed, 12-Inch, Cordless (LST522)

2in1 DESIGN – Easily converts from a cordless string trimmer to a wheeled edger for versatile use..Watt Hours:50.
AFS AUTOMATIC FEED SPOOL– Continuously feeds the trimmer line, which means no bumping for seamless, uninterrupted trimming.
POWERDRIVE TRANSMISSION– Delivers increased torque for greater string power and cutting action in thicker grass and weeds.
2-SPEED CONTROL– Choose between more power or extended runtime.
ADJUSTABLE HEIGHT AND SOFT-GRIP HANDLE – Provide convenient, customizable comfort and control for extended use.
HIGH-PERFORMANCE BATTERY – LBXR2520 20V MAX* lithium ion battery provides 66% more battery capacity for a longer runtime (compared to LBXR20) and is compatible with other tools within the system.
INCLUDES: (1) LST522 20V MAX* cordless trimmer/edger, (1) LBXR2520 extended-runtime lithium ion battery, (1) 20V MAX* charger, (1) AFS spool, (1) guard.

Last update on 2024-04-30 / Affiliate links / Images from Amazon Product Advertising API

Conclusion

So, which are the best heavy duty cordless string trimmer to get right now?

Hope, you have found this list helpful to decide on.

Then, why are you waiting for?

Pick the right one from this comprehensive list to meet your needs.

Ivan D. Mitchell

I’m Ivan D. Mitchell. I’m the Chief Engineer, Manufacturing Engineering Tool and Launch, specialising in automotive equipment design and build which meets World Class Manufacturing methodology. I have 15 years of work experience as a Tooling Specialist on some of the leading automotive manufacturing companies. When I launched this site, I wanted to create a platform where you’ll get everything about tools in one place. I also wanted to share my experience in the tool industry. I’ll do my best to share the information you need to truly make your tool using experience better. I hope you find our guides, reviews, information HELPFUL. If you have any inquiries, I’m always here to help you.