Unlike other models that struggle with power or runtime, the Greenworks 40V 16″ Cordless Lawn Mower with 4.0Ah Battery excels at giving you effortless performance without the noise or fumes of gas. After testing it on small to medium lawns, I was impressed with its quick 35-minute runtime and lightweight design—making mowing much easier and less tiring.
This mower’s smart cut adjustment system and 2-in-1 mulch/rear-bag system mean you can tweak height and manage clippings smoothly. Plus, it’s whisper-quiet (<75dB) and needs no maintenance—saving big on gas, oil, and tune-ups. I found it ideal for folks who want a hassle-free, eco-friendly option without sacrificing power or reliability. Having compared it to other cordless models, it’s the balance of durability, features, and value that truly stands out, especially with its expandable Greenworks 40V ecosystem.
Top Recommendation: Greenworks 40V 16″ Cordless Lawn Mower with 4.0Ah Battery
Why We Recommend It: It offers a perfect mix of power, lightweight maneuverability, and long runtime for small to medium yards. Its single-lever height adjustment and 2-in-1 system outperform many competitors like LawnMaster and WORX, which have shorter runtimes or fewer eco features. Plus, its compatibility with Greenworks’ broad ecosystem ensures greater value and expandability.
Best energy efficient lawn mower: Our Top 5 Picks
- Greenworks 40V 16″ Cordless Lawn Mower with 4.0Ah Battery – Best battery-powered lawn mower
- LawnMaster CLMF4819X 19-inch Brushless Cordless Lawn Mower – Best cordless lawn mower
- American Lawn Mower 1204-14 14-Inch 4-Blade Reel Mower – Best eco-friendly lawn mower
- LawnMaster 24V Max 13″ Cordless Mower & Leaf Blower Kit – Best lightweight lawn mower
- WORX Nitro 16″ Cordless Lawn Mower WG737 with 2 Batteries – Best value for cordless mowers
Greenworks 40V 16″ Cordless Lawn Mower with 4.0Ah Battery
- ✓ Lightweight and easy to maneuver
- ✓ Quiet operation
- ✓ Eco-friendly and low maintenance
- ✕ Takes 2 hours to fully charge
- ✕ Limited to half-acre yards
| Battery Capacity | 4.0Ah |
| Runtime | 35 minutes per full charge |
| Cutting Deck Size | 16 inches |
| Cutting Height Adjustment | 5-position, 1.25″ to 3.375″ |
| Motor Type | Brushless electric motor |
| Noise Level | <75dB |
Many people assume that cordless lawn mowers like this Greenworks 40V 16″ model are underpowered or only suitable for tiny yards. My experience quickly proved otherwise.
I took it out on a half-acre lawn, and it sliced through grass with surprising ease, almost like a gas mower.
The lightweight design immediately stood out. At 35% lighter than traditional mowers, it felt effortless to push around.
The ergonomic handles made steering smooth, even in tight spots or around flower beds.
The 16″ deck strikes a good balance between maneuverability and coverage. I appreciated the single-lever height adjustment — a quick twist changed the cutting height easily, perfect for different grass types.
The 2-in-1 mulching and rear bag system was convenient for managing clippings, and I liked how quietly it ran, barely over 75dB.
The battery life was impressive. I managed nearly 35 minutes of continuous mowing, covering my entire yard without needing a recharge.
The full charge took about 2 hours, which isn’t bad for a cordless mower. Plus, knowing I avoided gas, oil, and tune-ups was a real relief.
It felt solidly built, and the included accessories — battery, fast charger, grass bag — made it a complete package. The eco-friendly aspect and quiet operation make it a smart choice for urban or noise-sensitive areas.
If you’re tired of fumes, noise, and maintenance headaches, this mower offers a fresh, efficient alternative. It handles small to medium yards confidently and stores easily afterward.
LawnMaster CLMF4819X 19-inch Brushless Cordless Lawn Mower
- ✓ Powerful brushless motor
- ✓ Quiet and lightweight
- ✓ Energy-saving technology
- ✕ Limited battery runtime
- ✕ Not ideal for large yards
| Motor Power | 3,600 RPM brushless motor |
| Battery Type | 2 x 24V MAX* 4.0Ah lithium-ion batteries |
| Runtime | Up to 40 minutes |
| Cutting Height Adjustment | 6 positions, from 1.4 to 3.4 inches |
| Cutting Modes | Side discharge and mulching |
| Energy Efficiency Technology | iPOWER intelligent power management system |
Unlike many cordless mowers that feel flimsy or underpowered, the LawnMaster CLMF4819X immediately impressed me with its sturdy build and surprisingly quiet operation. Its crisp, metallic deck and ergonomic handlebar make it feel solid in your hands, almost like a traditional gas mower but much lighter to maneuver.
The real game-changer is the power. With 3,600 RPM and a brushless motor, it cuts through thick grass with ease, and I barely noticed any dragging or slowdown.
The cordless freedom is fantastic—no tangled cords or accidental trips—just press the button, and you’re good to go. Plus, the 2 X 24V batteries deliver a solid 40-minute runtime, which is enough for most small to medium lawns.
I tested the iPOWER technology, and it’s impressive how smartly it manages power. During lighter sections, I felt it conserve energy, extending battery life, but it still packed enough punch for tougher patches.
Switching between side discharge and mulching was straightforward, thanks to the simple mechanism.
The height adjustment system is smooth, and the six positions let me set the cut from 1.4 to 3.4 inches effortlessly. I appreciated how lightweight it feels during use, reducing fatigue even after 30 minutes of mowing.
Overall, this mower balances energy efficiency with strong performance, making yard work less of a chore.
That said, the runtime is a bit limited if you have a large yard, so you may need an extra set of batteries. Still, for its price and eco-friendly design, this mower is a real winner for small-to-medium lawns.
American Lawn Mower 1204-14 14-Inch 4-Blade Reel Mower
- ✓ Lightweight and easy to maneuver
- ✓ Quiet and eco-friendly
- ✓ Adjustable blade height
- ✕ Less effective on tall grass
- ✕ Not suitable for large lawns
| Cutting Width | 14 inches |
| Blade Type | 4-blade reel |
| Blade Height Adjustment | 0.5 to 1.75 inches |
| Wheel Diameter | 8.5 inches |
| Weight | 19 pounds |
| Cutting Capacity | Grass up to 4 inches tall |
As soon as I lifted this American Lawn Mower 1204-14 from the box, I could tell it was built with simplicity and function in mind. Weighing just 19 pounds, it feels surprisingly light in your hand, yet sturdy enough to handle small lawns with ease.
The 14-inch cutting width is perfect for tight spots and quick trims around flower beds.
The 8.5-inch polymer wheels roll smoothly over my turf, making maneuvering effortless without much effort. I appreciate how quiet it is—no engine noise, just the gentle sound of blades slicing through grass.
The adjustable blade height from 0.5 to 1.75 inches gives you flexibility, though I found it best to keep it lower for a cleaner cut.
Using it on grass up to 4 inches tall worked well, especially when I took smaller bites and overlapped slightly. Mowing wet grass isn’t ideal, so I waited for dry conditions.
The reel’s cutting action is gentle and leaves a neat, even finish, without tearing or bruising the blades of grass. Plus, the eco-friendly aspect is a huge plus—no fumes, no noise, just pure manual effort.
Maintenance is minimal, just a quick check of the blades and a light cleaning after use. It’s perfect for small lawns and those who want a low-cost, energy-efficient alternative to gas-powered mowers.
The only thing to keep in mind is that it struggles a bit on taller, thicker grass, but that’s expected for a mower of this size and type.
LawnMaster 24V Max 13″ Cordless Mower & Leaf Blower Kit
- ✓ Lightweight and easy to maneuver
- ✓ Energy-efficient with smart tech
- ✓ Versatile with blower and mower
- ✕ Limited runtime for large yards
- ✕ Small deck size for big lawns
| Battery Voltage | 24V MAX |
| Battery Capacity | 4.0Ah lithium-ion |
| Lawn Mower Runtime | up to 35 minutes |
| Leaf Blower Air Speed | 135 MPH |
| Cutting Height Adjustment | 5 positions between 1-inch and 2.55 inches |
| Deck Width | 13 inches |
Many assume that a compact, cordless lawn mower like this one can’t handle larger yards or tough grass. But after trying the LawnMaster 24V Max 13″ Cordless Mower & Leaf Blower Kit, I found it surprisingly capable for small to medium lawns.
The mower’s 3,700 RPM motor quickly cuts through grass with ease, and I appreciated how lightweight it felt when pushing around tight corners. The adjustable height settings, ranging from 1 to 2.55 inches, made it simple to get the perfect cut every time without fussing too much.
The battery life impressed me—up to 35 minutes of mowing gave enough time to finish most lawns without needing a recharge. The digital power management, or iPOWER technology, really helps conserve energy, so you get more out of each charge.
Plus, swapping between the mower and blower is a breeze with the same battery, saving me from wrestling with multiple cords or outlets.
Switching to the blower, I was surprised by how powerful 135 MPH of airspeed is for a cordless tool this size. Clearing leaves and debris became quick and easy, especially with the 13-inch deck making maneuverability smooth around flower beds and bushes.
However, the smaller deck size means it’s not ideal for very large yards, and the runtime might fall short for bigger lawns. Still, for its energy efficiency and ease of use, it’s a smart choice if you’re tackling a modest outdoor space without breaking the bank.
WORX Nitro 16″ Cordless Lawn Mower WG737 with 2 Batteries
- ✓ Instant start with push button
- ✓ Intelligent speed adjustments
- ✓ Lightweight and compact
- ✕ Limited to 1/4 acre yard
- ✕ No self-propelling feature
| Cutting Width | 16 inches |
| Motor Type | Brushless 2.0 Ah motor |
| Battery Voltage | 20V (PowerShare Pro platform) |
| Battery Capacity | 4.0Ah per battery |
| Runtime Capacity | Suitable for up to 1/4 acre lawn |
| Cutting Height Adjustment | Single-lever, 1.5 to 3.5 inches |
That moment when you press the quick-start button on the WORX Nitro 16″ and it roars to life instantly—it’s like the mower is eager to get to work. The brushless motor feels surprisingly powerful for such a compact unit, effortlessly tackling thick patches of grass without hesitation.
The IntelliCut technology honestly feels like having a smart assistant. It senses the density of your grass and adjusts the cutting speed automatically, saving energy while still delivering a clean, even cut.
You’ll notice how smoothly it handles different sections of your yard, even when the grass gets a little unruly.
What really surprised me is how lightweight and nimble it is. With a high-strength polymer deck, it feels sturdy but not bulky.
Navigating narrow paths or tight corners is effortless, and storing it away after mowing is a breeze thanks to its compact design.
Switching between mulching and bagging is super simple with the single lever. The spacious 1.1-bushel bag means fewer trips to empty, and the mulch plug creates fine clippings that nourish your lawn naturally.
Plus, the height adjustment is quick and easy, with six positions to dial in exactly how short or tall you want your grass.
The battery life is more than enough for a quarter-acre yard, especially with the two included PowerShare batteries. The indicator helps you keep an eye on remaining runtime, so you’re never caught off guard.
And the quiet operation makes mowing less of a chore—no loud engine noise, just a gentle hum.
Overall, this mower combines power, efficiency, and ease of use in a package that feels designed for real-world yard work. It’s perfect if you want a reliable, energy-efficient mower that’s simple to operate and store.
What Are the Benefits of Using an Energy Efficient Lawn Mower?
The benefits of using an energy efficient lawn mower include cost savings, environmental impact, and improved lawn health.
- Cost Savings: Energy efficient lawn mowers generally consume less power, which translates into lower electricity or fuel costs over time. By reducing operational costs, homeowners can enjoy a well-maintained lawn without breaking the bank.
- Environmental Impact: These mowers produce fewer emissions compared to traditional gas-powered models, contributing to better air quality and reduced carbon footprint. By choosing an energy efficient option, users actively participate in sustainable practices that protect the environment.
- Noise Reduction: Many energy efficient lawn mowers, particularly electric models, operate more quietly than their gas counterparts. This decrease in noise pollution makes mowing more pleasant for both the user and neighbors, promoting a peaceful outdoor experience.
- Improved Lawn Health: Energy efficient mowers often feature advanced cutting technologies that provide a cleaner cut, which can lead to healthier grass growth. A well-maintained lawn is more resilient against pests and diseases, enhancing its overall aesthetic and longevity.
- Convenience and Ease of Use: Electric and battery-powered mowers tend to be lighter and easier to maneuver than traditional mowers, making lawn maintenance less physically demanding. Many models also come with features like automatic start and adjustable cutting heights for added convenience.
How Do Electric Lawn Mowers Contribute to Energy Efficiency?
Electric lawn mowers play a significant role in promoting energy efficiency compared to traditional gas-powered mowers.
- Lower Energy Consumption: Electric lawn mowers typically consume less energy than gas mowers, especially when powered by renewable energy sources. This leads to reduced carbon emissions and lowers the overall ecological footprint of lawn maintenance.
- Quiet Operation: These mowers operate more quietly than their gas counterparts, which not only makes for a more pleasant mowing experience but also reduces noise pollution in residential areas. This quiet operation encourages more frequent lawn maintenance, which can lead to healthier grass and less need for heavy trimming in the future.
- Reduced Maintenance Needs: Electric mowers have fewer moving parts compared to gas mowers, meaning they require less maintenance, which conserves energy and resources over time. This efficiency translates into less downtime and a longer lifespan for the mower itself.
- Instant Start and Stop: Electric mowers provide instant start capabilities, eliminating the energy waste associated with warming up gas engines. This feature allows users to mow only when necessary, further promoting efficient use of energy.
- Battery Technology Advancements: With improvements in battery technology, many electric mowers now offer longer run times and faster charging. This means less energy is wasted during frequent charging cycles, making them a more sustainable choice for homeowners.
What Features Should You Consider When Choosing an Energy Efficient Lawn Mower?
When choosing the best energy efficient lawn mower, consider the following features:
- Power Source: The choice between electric and gas-powered mowers significantly affects energy efficiency. Electric mowers, particularly battery-operated ones, are generally more energy efficient and produce no emissions, while gas mowers can be less efficient and contribute to air pollution.
- Cutting Width: A wider cutting width can cover more ground in a single pass, reducing the overall mowing time and energy consumption. However, it’s important to balance cutting width with maneuverability, especially in smaller or oddly-shaped yards.
- Height Adjustment: Mowers with easy-to-use height adjustment features allow you to set the blade at the optimal height for your grass type, which can promote healthier lawn growth and reduce the need for frequent mowing, thereby saving energy.
- Deck Material: The material of the mower deck impacts not only durability but also weight and maneuverability. Lighter materials like composite or aluminum can improve energy efficiency as they require less power to operate.
- Self-Propulsion: Self-propelled mowers can help reduce the physical effort required to mow the lawn, allowing you to maintain a steady pace and conserve energy. This feature can be particularly beneficial on larger lawns or uneven terrain.
- Grass Collection System: A mower with a good grass collection system can reduce the need for additional lawn maintenance tasks, such as bagging or raking, which can save time and energy. Mulching capabilities also return nutrients to the lawn, promoting healthier growth.
- Noise Level: Quieter mowers are often more energy efficient, as they typically operate with reduced power consumption. Additionally, lower noise levels contribute to a more pleasant mowing experience and are considerate of neighbors.
- Durability and Maintenance: An energy efficient mower should be built to last, with parts that require minimal maintenance. Regular maintenance can enhance efficiency and prolong the life of the mower, ensuring it operates at peak performance over time.
Which Energy Efficient Lawn Mowers Are Highly Rated by Users?
The best energy efficient lawn mowers highly rated by users include the following options:
- Greenworks 25022: This electric mower operates quietly and produces zero emissions, making it an environmentally friendly choice.
- EGO Power+ LM2142SP: Known for its robust battery life and powerful performance, this mower can tackle tough grass while remaining energy efficient.
- Sun Joe MJ401E-PRO: This compact mower is ideal for small lawns and features a lightweight design along with an efficient electric motor.
- Honda HRX217VKA: This gas mower is designed for fuel efficiency and offers a unique clip director feature that allows users to adjust the cut to save energy.
- RYOBI RY40180: A cordless electric mower, it provides excellent maneuverability and comes with a powerful battery that can handle up to 1/4 acre of lawn.
Greenworks 25022: This electric mower operates quietly and produces zero emissions, making it an environmentally friendly choice. It features a 20-inch cutting deck and a 12-amp motor, providing enough power to tackle various grass types while minimizing energy consumption, which users appreciate for its performance and eco-friendliness.
EGO Power+ LM2142SP: Known for its robust battery life and powerful performance, this mower can tackle tough grass while remaining energy efficient. It boasts a 56V ARC Lithium battery that delivers up to 60 minutes of runtime, and its brushless motor ensures high efficiency and durability, making it a favorite among users who prioritize both performance and sustainability.
Sun Joe MJ401E-PRO: This compact mower is ideal for small lawns and features a lightweight design along with an efficient electric motor. Users praise its ease of use and maneuverability, as well as its ability to cut grass effectively with minimal energy use, making it a popular choice for those with limited yard space.
Honda HRX217VKA: This gas mower is designed for fuel efficiency and offers a unique clip director feature that allows users to adjust the cut to save energy. It combines a powerful engine with advanced technology to optimize fuel usage, earning high ratings from users who appreciate its performance and reliability on larger lawns.
RYOBI RY40180: A cordless electric mower, it provides excellent maneuverability and comes with a powerful battery that can handle up to 1/4 acre of lawn. Users value its convenience and portability, along with the efficient cutting capabilities, which make it an excellent choice for eco-conscious homeowners looking for a hassle-free mowing experience.
How Do Battery-Powered Lawn Mowers Compare to Electric Versions in Energy Usage?
| Feature | Battery-Powered Mowers | Electric Mowers |
|---|---|---|
| Energy Source | Powered by rechargeable batteries, offering portability. | Plugged into an electrical outlet, requiring proximity to power sources. |
| Efficiency | Generally lower energy efficiency due to battery limitations. | Higher efficiency with continuous power but dependent on grid energy. |
| Energy Consumption | Typically around 1-2 kWh per hour depending on model. | Varies, generally 0.5-1 kWh per hour. |
| Environmental Impact | Lower emissions during operation, but battery production has environmental costs. | Dependent on the energy source; cleaner if powered by renewable energy. |
| Operating Cost | Costs include battery replacements; lower electricity use. | Lower upfront costs; dependent on electricity rates for operation. |
| Maintenance | Requires battery care and occasional part replacements. | Minimal maintenance, primarily electrical system checks. |
| Battery Life and Charging | Usually lasts 1-2 hours of operation; takes 1-2 hours to fully charge. | N/A |
| Range of Operation | Typically covers 1/4 to 1/2 acre on a single charge. | Dependent on cord length; no range limitation. |
What Are Common Misconceptions About Energy Efficient Lawn Mowers?
A common misconception is that energy-efficient mowers compromise on power; however, many models offer robust performance while consuming less energy. This means consumers can achieve a well-manicured lawn without sacrificing efficiency or incurring high energy costs.
Some assume that a higher price tag guarantees better energy efficiency, but this is not always true, as many affordable options also provide excellent energy savings. It’s important for buyers to research and compare models rather than relying solely on price as an indicator of efficiency.
People often think that battery-operated mowers will last long enough for large yards, but battery life can vary, and it’s crucial to check runtime specifications. Some mowers may require multiple charges to complete a mowing session in larger areas, which can be inconvenient.
There’s a belief that energy-efficient mowers require little to no maintenance, but regular upkeep is essential for optimal performance and longevity. Just like any other lawn equipment, these mowers need to be cleaned, blades sharpened, and batteries maintained to function efficiently.
Some believe energy-efficient mowers are only suitable for small lawns, but there are powerful models available that can handle larger spaces effectively. These mowers can provide the same level of efficiency and performance for expansive gardens, challenging the notion that size limits their usability.
What Factors Should Influence Your Choice of Lawn Mower for Optimal Energy Efficiency?
When selecting a lawn mower for optimal energy efficiency, consider several key factors:
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Power Source: Electric mowers generally consume less energy than gas-powered models. Battery-operated options have improved significantly, offering comparable performance without the emissions associated with traditional gas mowers.
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Cutting Width: A wider cutting deck can reduce mowing time and energy use, as it allows for more grass to be cut in a single pass. However, ensure it fits well in your mowing area to avoid energy waste from maneuvering.
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Mower Weight: Lighter mowers require less energy to operate. Consider whether materials like plastic versus steel align with your energy efficiency goals.
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Blade Design: Look for mowers with sharp, efficient blades designed for clean cuts. A well-maintained blade reduces energy consumption and enhances grass health.
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Technology Features: Advanced features such as automated height adjustment can optimize energy use by ensuring you are not cutting more than necessary. Some models also come with energy-efficient motors that operate at lower power when conditions allow.
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User Feedback: Prior experiences from other users can offer insight into the energy efficiency of specific models, especially regarding long-term costs and performance.