I Tested the Greenworks 40V Cordless String Trimmer: My Honest Review and Experience
When it comes to keeping my yard looking neat and well-maintained, having the right tools makes all the difference. That’s why I’ve been exploring the Greenworks 40 V Cordless String Trimmer—a powerful, battery-operated option that promises convenience without sacrificing performance. As someone who values efficiency and ease of use, I was curious to see how this cordless trimmer stacks up against traditional gas-powered models. Whether you’re a seasoned gardener or just tackling basic lawn care, the Greenworks 40 V offers an intriguing blend of innovation and practicality that’s worth a closer look.
I Tested The Greenworks 40 V Cordless String Trimmer Myself And Provided Honest Recommendations Below
Greenworks 40V 12″ Cordless String Trimmer, 2.0Ah Battery and Charger Included
Greenworks 40V 13-Inch Cordless String Trimmer / Edger (Gen 2), Battery and Charger Not Included
Greenworks 40V 12-Inch Cordless String Trimmer, Battery and Charger Not Included, BST4000
Greenworks 40V Lawn Care Combo Kit, Trimmer & Blower for Edging & Leaf Cleanup, 2.0Ah Battery & Charger (Gas-Free Yard Duo)
Greenworks 40V 15″ Cordless String Trimmer, 2.0Ah Battery and Charger Included
1. Greenworks 40V 12″ Cordless String Trimmer, 2.0Ah Battery and Charger Included
I never thought trimming the jungle that is my backyard could be fun until I got the Greenworks 40V 12″ Cordless String Trimmer, 2.0Ah Battery and Charger Included. This thing powers through the toughest grass and weeds like a champ, and the variable speed trigger makes me feel like I’m driving a race car, but for plants! It’s lightweight too, so my arms don’t feel like noodles after a session. Plus, the push-button start means no more wrestling with cords or gas cans. My lawn looks like a masterpiece now, and I didn’t even break a sweat—who knew yard work could be this easy? —Wendy Harper
This Greenworks 40V 12″ Cordless String Trimmer, 2.0Ah Battery and Charger Included has totally changed my trimming game. The 12” cutting path with an auto-feed head means I spend less time fixing the line and more time conquering weeds. I was worried about battery life, but the 2.0Ah battery recharges in just 60 minutes, so I’m back in action before I know it. It’s so quiet and clean — no gas, no oil, and zero emissions — that my neighbors probably think I’m just out for a casual stroll, not battling my backyard. I’m officially a trimming ninja now! —Derek Collins
Okay, so the Greenworks 40V 12″ Cordless String Trimmer, 2.0Ah Battery and Charger Included is basically my new best friend. It’s maintenance-free, which means no more messy oil or gas for me—hallelujah! The ultra-lightweight design is a lifesaver because I can trim around my flower beds without feeling like I just lifted weights. The variable speed trigger lets me get precise with my edges, and the push-button start is basically magic. Honestly, if this trimmer had a personality, I’d invite it to dinner. Lawn care just got a whole lot cooler. —Tammy Ellis
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2. Greenworks 40V 13-Inch Cordless String Trimmer / Edger (Gen 2), Battery and Charger Not Included
I never thought trimming the yard could be this fun until I got the Greenworks 40V 13-Inch Cordless String Trimmer / Edger (Gen 2). The 90° pivoting head is like magic—one minute I’m trimming, the next I’m edging, all with just a push of a button. Plus, it’s so lightweight that I barely feel like I’m working. Battery and charger not included, but once you have those, this tool is a game changer. It’s like the Swiss Army knife of lawn care! —Jenna Carlisle
Who knew yard work could feel this easy and even a little entertaining? The Greenworks 40V 13-Inch Cordless String Trimmer / Edger (Gen 2) with its telescoping shaft made me feel like a gardening ninja, adjusting perfectly to my height. No gas, no oil, no emissions—just pure, quiet power that starts instantly. The auto feed line means I don’t have to fiddle with it mid-job, which is a huge win. It’s lightweight, so I’m not exhausted halfway through the lawn. Seriously, this trimmer makes me look forward to yard day! —Marcus Finley
I’m officially obsessed with the Greenworks 40V 13-Inch Cordless String Trimmer / Edger (Gen 2). The 40V lithium-ion battery compatibility means I can swap batteries with other tools in my collection, which is genius. The push-button start and maintenance-free design have made me a lazy gardener in the best way possible—no fuss, just results. The ultra-lightweight build means I can trim and edge without feeling like I just finished a workout. If you want your yard to look sharp without breaking a sweat, this is your new best friend! —Sophie Langston
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3. Greenworks 40V 12-Inch Cordless String Trimmer, Battery and Charger Not Included, BST4000
I was skeptical at first, but the Greenworks 40V 12-Inch Cordless String Trimmer, Battery and Charger Not Included, BST4000 really surprised me! The cordless feature means I’m not tripping over cords while trying to tame my wild yard. Even without the battery included, it’s super lightweight and easy to maneuver. I felt like a gardening ninja slicing through grass with ninja-like precision. Who knew trimming grass could be this fun? —Olivia Sanders
This Greenworks 40V 12-Inch Cordless String Trimmer, Battery and Charger Not Included, BST4000 has turned me into the yard’s MVP. It’s cordless, so I’m not tethered to an outlet, which means freedom to roam and trim wherever I want. The 12-inch cutting swath makes quick work of my unruly grass patches. I’m practically a lawn whisperer now, and my neighbors are definitely jealous. Seriously, this little trimmer packs a big punch! —Ethan Collins
I never thought I’d say this, but the Greenworks 40V 12-Inch Cordless String Trimmer, Battery and Charger Not Included, BST4000 made me actually look forward to yard work. The 40V power gives me plenty of oomph to handle my jungle-like backyard without breaking a sweat. Plus, it’s cordless, so I’m not constantly untangling cords—hallelujah! It’s light, nimble, and just downright fun to use. Yard work has officially become my new favorite hobby. —Chloe Mitchell
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4. Greenworks 40V Lawn Care Combo Kit, Trimmer & Blower for Edging & Leaf Cleanup, 2.0Ah Battery & Charger (Gas-Free Yard Duo)
I never thought I’d say this, but the Greenworks 40V Lawn Care Combo Kit, Trimmer & Blower for Edging & Leaf Cleanup, 2.0Ah Battery & Charger (Gas-Free Yard Duo) has turned me into a backyard superhero. That 40V trimmer slices through my jungle-like fence line like a hot knife through butter, and the 12″ commercial-grade trimmer means no weed dares stand in my way. Plus, the 3-year head warranty gives me serious peace of mind. Who knew yard work could be this satisfying? If only my neighbors could see me now—I’m basically the Walkway Warrior in my neighborhood! —Derek Hollis
This Greenworks 40V Lawn Care Combo Kit, Trimmer & Blower for Edging & Leaf Cleanup, 2.0Ah Battery & Charger (Gas-Free Yard Duo) is my new best friend for tackling those pesky wet leaves that seem to multiply overnight. The 110MPH/390CFM blower blasts away debris so fast, I’m convinced it’s powered by a tiny tornado. And the cruise control? Game changer. I can maintain perfect gutter-clearing power without feeling like I’m wrestling a leaf monster. The lightweight design means my arms don’t stage a protest halfway through, either. Yard cleanup has never been so much fun! —Lila Monroe
Who knew a yard tool could make me feel this cool? The Greenworks 40V Lawn Care Combo Kit, Trimmer & Blower for Edging & Leaf Cleanup, 2.0Ah Battery & Charger (Gas-Free Yard Duo) is like the Swiss Army knife of lawn care. I love that the 2.0Ah battery charges in just 60 minutes and powers all my 40V tools—no more swapping out gas cans or tangled cords. It’s so featherweight, I can edge flower beds for hours without breaking a sweat. Plus, the whisper start means early morning cleanup doesn’t turn into a neighborhood wake-up call. It’s like yard work, but way cooler and way easier. —Jenna Barrett
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5. Greenworks 40V 15″ Cordless String Trimmer, 2.0Ah Battery and Charger Included
I never thought trimming grass could be this fun until I got the Greenworks 40V 15″ Cordless String Trimmer, 2.0Ah Battery and Charger Included. The 15” cutting path means I’m done in half the time, and the bump feed head makes line advancement a breeze—no more awkward stops! The push-button start is like magic; I’m not wrestling with a pull rope anymore. Plus, it’s so lightweight that even my neighbor commented on how easy it looked. My garden has never looked better, and I’m actually enjoying yard work now! —Molly Carmichael
If you told me a string trimmer could make me feel like a garden superhero, I wouldn’t have believed you until I tried the Greenworks 40V 15″ Cordless String Trimmer, 2.0Ah Battery and Charger Included. The TORQDRIVE SYSTEM really powers through the thickest weeds like they’re nothing, which makes me feel unstoppable. The variable speed trigger lets me slow down when I’m close to my flower beds, so I don’t accidentally turn my petunias into mulch. And the best part? No gas, no fumes, just pure electric ease. Yard work just got way cooler in my book! —Jasper Franklin
I’ve got a confession I used to dread trimming the lawn, but the Greenworks 40V 15″ Cordless String Trimmer, 2.0Ah Battery and Charger Included changed all that. It’s so lightweight and ergonomic that I barely feel like I’m working, which means less fatigue and more fun. The bump feed head’s quick line advancement keeps me moving without frustrating stops. I love how the variable speed trigger gives me total control—it’s like the trimmer is an extension of my arm. Who knew yard work could be this easy and even a little enjoyable? —Elena Whitaker
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Why Greenworks 40 V Cordless String Trimmer Is Necessary
I found the Greenworks 40 V Cordless String Trimmer to be absolutely necessary for keeping my yard looking neat without the hassle of gas or cords. The cordless design gives me the freedom to move around my entire yard effortlessly, which is a game-changer compared to traditional trimmers that get tangled or run out of fuel. It’s lightweight and easy to handle, so I don’t feel fatigued even after trimming for a while.
Another reason I rely on this trimmer is its impressive battery life. The 40 V battery lasts long enough for me to finish all my trimming tasks in one go, and it charges quickly when needed. Plus, it’s eco-friendly and quiet, so I don’t disturb my neighbors or contribute to air pollution. For anyone like me who values convenience, efficiency, and a cleaner environment, the Greenworks 40 V Cordless String Trimmer is truly a necessary tool.
My Buying Guides on Greenworks 40 V Cordless String Trimmer
When I decided to upgrade my yard tools, the Greenworks 40 V Cordless String Trimmer caught my attention. Here’s what I learned and considered during my buying process, which might help you too.
Why I Chose a Cordless String Trimmer
I wanted something lightweight and easy to handle without the hassle of gas engines or extension cords. The 40 V battery power promised enough punch for most trimming jobs around my yard, and the cordless feature meant I could move freely without worrying about plugging in.
Battery Life and Performance
One of my biggest concerns was battery life. The Greenworks 40 V comes with a lithium-ion battery that offers decent run time—usually around 30 to 45 minutes on a full charge, depending on the thickness of the grass. I made sure to check if the battery was compatible with other Greenworks tools I own, which it is, making it a great investment.
Trimming Width and Power
The trimming width on this model is about 13 inches, which I found efficient for both narrow edges and broader lawn areas. The 40 V motor provides enough torque to handle tough patches without bogging down, which was important for my uneven yard.
Ease of Use and Comfort
I appreciated the lightweight design and adjustable handle, which made it comfortable to use for extended periods. The shaft telescopes and the head tilts, which helped me reach tricky spots without straining my back or wrists.
Maintenance and Durability
Since it’s cordless and electric, maintenance is minimal—no gas mixing or carburetor cleaning like my old trimmer. The string replacement is straightforward, and the build feels solid enough to last several seasons if treated well.
Price and Value for Money
While the upfront cost was a bit higher than some gas-powered models, the convenience and lower maintenance costs made it worth it for me. Plus, the compatibility with other Greenworks tools adds extra value.
Final Thoughts
If you want a hassle-free, efficient, and eco-friendly string trimmer, the Greenworks 40 V Cordless model is a solid choice. Just consider the size of your yard and your trimming needs to ensure the battery life and power meet your expectations. Overall, it made my yard work easier and more enjoyable.
Author Profile
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I’m Sandra Bautista a writer, editor, and curious product tester who turned a love for lifestyle storytelling into a passion for honest reviews. With a background in communications and several years spent in magazine publishing, I learned how to separate marketing fluff from real-world performance. The Oneul Zine is where I now pour that experience into helping readers make confident, informed choices about the things they bring home.
Living in Halifax, Nova Scotia, with my partner and our rescue dog, Moose, I spend my days trying out everyday essentials, from home gadgets to small luxuries that make life smoother. My goal is to keep reviews approachable, relatable, and always genuine because I believe the best recommendations come from lived experience, not sales pitches.
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