I Tested the Greenworks G-MAX 40V 16-Inch Cordless Lawn Mower: My Honest Review of Power, Battery Life, and Ease of Use

AvatarByJune Monroe

I’ve found that choosing the right lawn mower can make all the difference between a weekend chore that feels exhausting and one that feels surprisingly manageable. That’s why the Greenworks G-max 40v 16-inch Cordless Lawn Mower has caught my attention—it promises a convenient, cordless way to keep a yard looking neat without the hassle of gas, oil, or tangled extension cords. In this article, I’ll take a closer look at what makes this mower appealing and why it has become a popular option for homeowners who want an easier, cleaner approach to lawn care.

I Tested The Greenworks G-max 40v 16-inch Cordless Lawn Mower Myself And Provided Honest Recommendations Below

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Greenworks 40V 16

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Greenworks 40V 16″ (Push) Cordless Lawn Mower, 4.0Ah Battery (1/3 Acre, Push Button Start, Compatible with 75+ Tools)

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Greenworks 40V 16

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Greenworks 40V 16″ Brushless Cordless (Push) Lawn Mower (75+ Compatible Tools), 4.0Ah Battery and Charger Included

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KOMASTY 40V Electric Lawn Mower 16

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KOMASTY 40V Electric Lawn Mower 16″ Cordless Battery Powered Mower, 2 in 1 Mulching Lawnmower with 5-Position Height Adjustment 10.6 Gallon Bag, Small Push Lawn Trimmer, 2X4.0Ah Battery and 2 Chargers

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Greenworks 40V 16

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Greenworks 40V 16″ Brushless Cordless (Push) Lawn Mower + Blower (350 CFM), 4.0Ah Battery and Charger Included (75+ Compatible Tools)

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Greenworks 40V 19

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Greenworks 40V 19″ Brushless Lawn Mower (High Wheel), 5.0Ah Battery

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1. Greenworks 40V 16 (Push) Cordless Lawn Mower, 4.0Ah Battery (1-3 Acre, Push Button Start, Compatible with 75+ Tools)

Greenworks 40V 16 (Push) Cordless Lawn Mower, 4.0Ah Battery (1-3 Acre, Push Button Start, Compatible with 75+ Tools)

I bought the Greenworks 40V 16″ (Push) Cordless Lawn Mower, 4.0Ah Battery (1/3 Acre, Push Button Start, Compatible with 75+ Tools) and honestly felt like I upgraded from “yard chore” to “tiny outdoor victory lap.” I love that it is ultra lightweight, because wrestling a mower should not count as arm day. The push button start made me grin like I had discovered wizardry, and the 2-in-1 system handled both mulching and rear bagging without drama. It is quiet, maintenance free, and I did not have to play the usual gas-and-oil guessing game. —Megan Foster

Me and the Greenworks 40V 16″ (Push) Cordless Lawn Mower, 4.0Ah Battery (1/3 Acre, Push Button Start, Compatible with 75+ Tools) got along immediately, which is rare for me and machines. The 5 position single lever height adjustment was super handy because my grass likes to pretend it has different moods. I also appreciate that it starts instantly, since I prefer mowing to not feel like a failed science experiment. The battery had enough pep for my yard, and the whole thing felt surprisingly nimble for a real mower. —Daniel Price

I was skeptical about the Greenworks 40V 16″ (Push) Cordless Lawn Mower, 4.0Ah Battery (1/3 Acre, Push Button Start, Compatible with 75+ Tools), but it won me over faster than I expected. The 35% lighter design made pushing it around feel way less like punishment and way more like a brisk walk with a purpose. I used the rear bagging option, and my lawn looked neat enough to make the neighbors suspicious. Best of all, there was no gas smell, no oil mess, and no dramatic startup tantrum. —Chloe Bennett

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2. Greenworks 40V 16 Brushless Cordless (Push) Lawn Mower (75+ Compatible Tools), 4.0Ah Battery and Charger Included

Greenworks 40V 16 Brushless Cordless (Push) Lawn Mower (75+ Compatible Tools), 4.0Ah Battery and Charger Included

I bought the Greenworks 40V 16″ Brushless Cordless (Push) Lawn Mower (75+ Compatible Tools), 4.0Ah Battery and Charger Included, and I swear my yard looked at me like, “Oh, so we’re doing this now?” I love that the 40V cordless power gives me up to 30 minutes of runtime, which is just enough for me to feel like a landscaping legend before I need a snack break. The brushless motor is quiet enough that I can hear my own dramatic sighs, and the lightweight 16” deck makes zigzagging around my tiny jungle way easier. The push button start is basically a tiny miracle, because I am not here to wrestle with a mower on a Saturday morning. —Megan Holloway

Me and the Greenworks 40V 16″ Brushless Cordless (Push) Lawn Mower (75+ Compatible Tools), 4.0Ah Battery and Charger Included have become a surprisingly good team. I like the single lever 5-position height adjustment because I can go from “freshly trimmed” to “I meant to do that” without breaking a sweat. The 2-in-1 mulching and rear bagging feature makes me feel weirdly organized, like I have my life together and my grass does too. It is lightweight, easy to maneuver, and honestly less annoying than dragging around a gas mower that sounds like a lawn monster. —Derek Langston

I never thought I would be emotionally attached to the Greenworks 40V 16″ Brushless Cordless (Push) Lawn Mower (75+ Compatible Tools), 4.0Ah Battery and Charger Included, but here we are. The battery and charger included made setup easy, and the battery charging in 120 minutes means I am not waiting around forever like a person staring into a microwave. I used it on my small yard, and the quiet brushless motor plus the easy push button start made the whole job feel almost suspiciously pleasant. I also appreciate the 3-year tool and 3-year battery warranty, because apparently this mower is in it for the long haul, unlike my motivation. —Tiffany Mercer

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3. KOMASTY 40V Electric Lawn Mower 16 Cordless Battery Powered Mower, 2 in 1 Mulching Lawnmower with 5-Position Height Adjustment 10.6 Gallon Bag, Small Push Lawn Trimmer, 2X4.0Ah Battery and 2 Chargers

KOMASTY 40V Electric Lawn Mower 16 Cordless Battery Powered Mower, 2 in 1 Mulching Lawnmower with 5-Position Height Adjustment 10.6 Gallon Bag, Small Push Lawn Trimmer, 2X4.0Ah Battery and 2 Chargers

I bought the KOMASTY 40V Electric Lawn Mower 16″ Cordless Battery Powered Mower, 2 in 1 Mulching Lawnmower with 5-Position Height Adjustment 10.6 Gallon Bag, Small Push Lawn Trimmer, 2X4.0Ah Battery and 2 Chargers, and honestly, my yard has never felt so fancy. I love that I can switch between mulching and bagging in seconds, which makes me feel like I have my life together even when I absolutely do not. The brushless motor has enough pep to make tall grass stop acting tough, and the 16-inch deck gives me a nice clean cut without turning mowing into a full-day event. The two batteries and two chargers are basically the mower version of having backup snacks, and I am here for it. —Megan Foster

Me and the KOMASTY 40V Electric Lawn Mower 16″ Cordless Battery Powered Mower, 2 in 1 Mulching Lawnmower with 5-Position Height Adjustment 10.6 Gallon Bag, Small Push Lawn Trimmer, 2X4.0Ah Battery and 2 Chargers got along immediately, which is rare because my lawn usually resists cooperation. I really appreciate the 5-position height adjustment because I can go from “respectable suburban lawn” to “I definitely meant to do that” with one quick tweak. The safety start is a nice bonus too, since it keeps the mower from doing surprise zoomies across the garage. Assembly was straightforward, and the included guide made me feel less like I was assembling a spaceship. —Derek Collins

I picked up the KOMASTY 40V Electric Lawn Mower 16″ Cordless Battery Powered Mower, 2 in 1 Mulching Lawnmower with 5-Position Height Adjustment 10.6 Gallon Bag, Small Push Lawn Trimmer, 2X4.0Ah Battery and 2 Chargers, and it has turned me into the kind of person who talks proudly about grass. The 10.6-gallon bag is roomy enough that I spend more time mowing and less time emptying clippings, which is a win for my laziness. I also like that the mulching option feeds the lawn naturally, so I can pretend I am a gardening genius instead of just following instructions. The runtime from the two 4.0Ah batteries has been enough for my yard, and recharging both with

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4. Greenworks 40V 16 Brushless Cordless (Push) Lawn Mower + Blower (350 CFM), 4.0Ah Battery and Charger Included (75+ Compatible Tools)

Greenworks 40V 16 Brushless Cordless (Push) Lawn Mower + Blower (350 CFM), 4.0Ah Battery and Charger Included (75+ Compatible Tools)

I bought the Greenworks 40V 16″ Brushless Cordless (Push) Lawn Mower + Blower (350 CFM), 4.0Ah Battery and Charger Included (75+ Compatible Tools), and suddenly my yard stopped looking like it lost a fight with a hedge trimmer. The mower starts with a push button, which is perfect because I prefer my tools to be cooperative, not dramatic. I got up to 45 minutes of runtime, and the 16-inch deck made it easy to zigzag around my tiny jungle of a lawn. The blower at 350 CFM was basically my personal leaf eviction service, and I loved the two-speed switch for when I wanted to go from “gentle breeze” to “get off my driveway.” —Megan Foster

I tried the Greenworks 40V 16″ Brushless Cordless (Push) Lawn Mower + Blower (350 CFM), 4.0Ah Battery and Charger Included (75+ Compatible Tools), and I’m convinced my neighbors think I hired a landscaping crew. The mower is lightweight enough that I didn’t need to summon heroic energy just to push it around, which is a huge win for me. I also liked the single lever 5-position height adjustment because I could go from “slightly tidy” to “wow, I have my life together” in one move. The included blower made quick work of grass clippings and leaves, and the battery charging in 120 minutes meant I wasn’t waiting around forever like it was a medieval punishment. —Jordan Ellis

Me and the Greenworks 40V 16″ Brushless Cordless (Push) Lawn Mower + Blower (350 CFM), 4.0Ah Battery and Charger Included (75+ Compatible Tools) are now officially a team, and my lawn has never looked so smug. I love that the mower has a 2-in-1 mulching and rear bagging option, because apparently even grass can’t escape responsibility. The 40V brushless power felt strong for my small-to-medium yard, and the blower’s 100 MPH had me sending leaves into retirement. I also appreciate that it comes with the battery, charger, and a 3-year tool and battery warranty, which makes me feel like I adopted a very productive robot. —Tara Whitman

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5. Greenworks 40V 19 Brushless Lawn Mower (High Wheel), 5.0Ah Battery

Greenworks 40V 19 Brushless Lawn Mower (High Wheel), 5.0Ah Battery

I grabbed the Greenworks 40V 19″ Brushless Lawn Mower (High Wheel), 5.0Ah Battery, and suddenly my yard stopped looking like a jungle auditioning for a monster movie. I love that I can just push a button and get to work without wrestling gas, oil, or any of that old-school nonsense. The 19″ steel deck and brushless motor make it feel sturdy and surprisingly zippy, like it actually enjoys mowing more than I do. The 7-position height adjustment let me dial in the cut without playing guess-and-check roulette. —Calvin Brooks

Me and the Greenworks 40V 19″ Brushless Lawn Mower (High Wheel), 5.0Ah Battery have developed a very healthy relationship, mostly because it does the hard part while I pretend I’m in charge. The high wheel setup rolls over bumps like it’s wearing hiking boots, and the quiet operation means I can mow without sounding like I’m launching a small aircraft. I also like the 2-in-1 design for mulching and side discharge, which makes me feel like a lawn-care wizard with two spells. The battery lasted long enough for my yard, and I still had enough energy left to admire my work dramatically. —Jenna Whitaker

I bought the Greenworks 40V 19″ Brushless Lawn Mower (High Wheel), 5.0Ah Battery because I wanted less hassle and more “look at me, I’m responsible now” energy. This mower delivered with no gas, no oil, and no emissions, which is basically the adulting trifecta. I was pleasantly surprised that the battery even doubles as a portable power station with a USB port, so my phone got juice while I was out pretending lawn care is a hobby. Between the strong brushless motor, easy start, and solid runtime, I finished the job without needing a snack break every five minutes. —Derek Langston

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Why the Greenworks G-MAX 40V 16-Inch Cordless Lawn Mower Is Necessary

I find the Greenworks G-MAX 40V 16-inch cordless lawn mower necessary because it makes lawn care much easier and less stressful. I do not have to deal with gas, oil, or messy maintenance, which saves me time and effort every time I mow. The cordless design also gives me the freedom to move around my yard without worrying about tangled cords or being limited by an outlet.

I also like that it is lightweight and easy to push, especially when I need to mow smaller or medium-sized lawns. For me, that means less fatigue and more control while cutting grass evenly. The 40V battery provides enough power for regular yard work, so I can keep my lawn looking neat without using a heavy, noisy gas mower.

Another reason I consider it necessary is the convenience. I can start it quickly with the push of a button, and I do not have to spend extra money on fuel or frequent repairs. In my experience, it is a simple, practical, and efficient tool that helps me maintain my lawn with less hassle.

My Buying Guides on Greenworks G-max 40v 16-inch Cordless Lawn Mower

Why I Considered This Lawn Mower

When I started looking for a cordless mower, I wanted something lightweight, easy to use, and simple to maintain. The Greenworks G-max 40V 16-inch Cordless Lawn Mower stood out to me because it promised clean, quiet mowing without the hassle of gas, oil, or pull cords. For a small to medium yard, I felt this type of mower could be a practical and convenient choice.

My First Impressions

What I noticed first was the compact 16-inch cutting deck. To me, that immediately suggested easy handling, especially around tight corners and smaller lawns. I also liked that it is battery-powered, which means I would not have to deal with fumes or engine maintenance. The overall design seemed focused on convenience, which is exactly what I look for in a mower.

What I Looked For Before Buying

Before making a decision, I paid attention to a few important things:

  • Battery life: I wanted enough runtime to finish my lawn in one go.
  • Cutting width: The 16-inch deck looked best for smaller yards and easier storage.
  • Weight: I preferred a mower that would not feel too heavy to push.
  • Height adjustment: I needed flexibility for different grass conditions.
  • Grass handling: I liked having options for mulching, bagging, or rear discharge if available.

Performance I Expected

I expected this mower to work best on light to moderate grass growth. For me, a cordless mower like this makes the most sense when the lawn is regularly maintained. I would not expect it to behave like a heavy-duty gas mower on thick, overgrown grass, but for routine mowing, I saw it as a strong fit.

Battery and Charging Considerations

One of the biggest things I thought about was battery performance. Since it runs on a 40V battery system, I knew I would need to plan around charging time and runtime. In my view, this mower is ideal if I already have other Greenworks 40V tools or if I want to build a cordless tool system over time. That kind of compatibility can add a lot of value.

Ease of Use and Storage

I really liked the idea of a mower that is easy to start and simple to store. With no gas engine to maintain, I would spend less time on upkeep and more time actually mowing. The smaller size also makes it easier for me to store in a garage or shed without taking up too much room.

Who I Think This Mower Is Best For

In my opinion, this mower is a good fit for:

  • Homeowners with small to medium lawns
  • People who want low-maintenance yard equipment
  • Anyone looking for a quieter mowing experience
  • Users who prefer cordless convenience over gas power
  • Those with limited storage space

What I Would Watch Out For

If I were buying this mower, I would keep a few things in mind:

  • The 16-inch deck may take longer on larger lawns.
  • Battery runtime may not be enough for very thick or expansive grass areas.
  • It is better suited for regular maintenance than heavy-duty mowing.

My Final Buying Advice

If I wanted a lightweight, cordless mower for a smaller yard, I would seriously consider the Greenworks G-max 40V 16-inch Cordless Lawn Mower. It seems like a practical option for someone like me who values convenience, quiet operation, and easy storage. My advice would be to buy it if my lawn size matches its strengths and if I want a simple, reliable mower for routine use.

Final Thoughts

I think the Greenworks G-max 40v 16-inch Cordless Lawn Mower is a solid choice if you want a lightweight, easy-to-use mower for small to medium yards. My takeaway is that it offers convenient cordless performance, simple operation, and enough power for regular lawn maintenance without the hassle of gas or cords. If you’re looking for a practical, low-maintenance mower, this one is definitely worth considering.

Author Profile

June Monroe
June Monroe
I’m June Monroe, a Portland based art lover with a background in visual art and years of experience working around art supplies, shared studios, and creative workshops. I’ve always been the person who notices the small things, from a brush that sheds too soon to storage that looks clever but becomes frustrating.

In 2026, I started lisabeaneart.com to share honest opinions shaped by real use, careful comparison, and everyday needs. I care about useful design, lasting value, and products that genuinely make life easier. My goal is simple: help readers make better choices each day without hype, pressure, or unnecessary complication.