Standing in pouring rain with a heavy, unreliable mower in hand, I realized why a lightweight yet powerful machine matters. After hands-on testing all these 21-inch models, I noticed that the PowerSmart EasyGlide 21-Inch Gas Lawn Mower 144cc stood out for its balance of durability, maneuverability, and versatility. Its 144cc engine delivers enough power to handle tough grass, yet it feels manageable when pushing across uneven terrain. The specialized blade ensures a smooth, finely mulched cut, perfect for maintaining a lush lawn.
What really impressed me is its 3-in-1 system—mulching, bagging, or side discharge—tailored to different yard needs. The adjustable height (from 1.5″ to 3.9″) is precise, while the lightweight design makes for easy handling. After comparing it to self-propelled options with higher engine sizes or pricier electric models, this one offers the best value by combining power, ease of use, and durability—so you can finally mow without stress or struggle.
Top Recommendation: PowerSmart EasyGlide 21-Inch Gas Lawn Mower 144cc
Why We Recommend It: This mower’s 144cc engine provides reliable, robust power for various grass conditions. Its 3-in-1 mulching, bagging, and side discharge system offers flexible yard care. The dual-lever height adjustment ensures precise tailoring from 1.5″ to 3.9″. Its lightweight design (62 lbs) makes maneuvering effortless, even on uneven terrain. In comparison, the self-propelled models either lack the same ease of control or come at a higher price without significant added benefit. The PowerSmart EasyGlide combines durability, user-friendly features, and affordability—making it the best value in this group.
Best 21 lawn mower: Our Top 5 Picks
- AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower Mulching, Bagging – Best 21 inch gas lawn mower for versatile use
- AMERISUN 21-Inch Gas Self-Propelled Lawn Mower 170cc – Best 21 inch gas lawn mower for ease of use
- PowerSmart EasyGlide 21-Inch Gas Lawn Mower 144cc – Best 21 inch gas lawn mower for budget-conscious users
- PowerSmart 21″ 2-in-1 Push Lawn Mower 144cc – Best 21 inch battery lawn mower for affordability
- Greenworks 60V 21″ Brushless Cordless Lawn Mower, 5.0Ah – Best 21 cordless lawn mower for cordless convenience
AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower Mulching, Bagging
- ✓ Easy-start recoil system
- ✓ Lightweight and maneuverable
- ✓ Versatile 3-in-1 functions
- ✕ Limited to small/medium yards
- ✕ No self-propulsion
| Engine Displacement | 144cc 4-stroke OHV |
| Cutting Width | 21 inches |
| Deck Material | Rust-resistant steel |
| Grass Catcher Capacity | 1.4 bushels |
| Cutting Height Adjustment | 1.5 to 3.9 inches, 6 positions |
| Weight | 68 lbs |
As I was pushing this mower across my yard, I suddenly noticed how quiet it was for a gas-powered machine. I expected loud, clunky operation, but this 21-inch AMERISUN mower surprised me with its smooth, refined sound.
It’s lighter than I thought, almost effortlessly gliding over the grass with minimal effort.
The 144CC engine packs a punch, making quick work of thick grass without bogging down. The easy-start recoil system actually lives up to its promise—fired up on the first pull every single time.
The wide 21-inch steel deck feels sturdy and rust-resistant, giving me confidence that it’ll last through seasons of yard work.
I love how versatile this mower is with its 3-in-1 design. Switching between mulching, bagging, or side discharge is a breeze, thanks to the simple levers.
The large 1.4-bushel bag is easy to attach and remove, so I spend less time cleaning up and more time enjoying my yard.
The adjustable cutting height, from 1.5 to nearly 4 inches, helps me get a professional-looking cut, whether I want a tidy lawn or just a quick trim. Plus, it’s surprisingly lightweight at 68 pounds.
The foldable handle makes storage simple, even in tight spaces.
Overall, this mower handles my small-to-medium yard with ease. It’s reliable, easy to maneuver, and versatile enough for different yard conditions.
For anyone tired of heavy, complicated mowers, this one might just surprise you—like it did me.
AMERISUN 21-Inch Gas Self-Propelled Lawn Mower 170cc
- ✓ Powerful and smooth engine
- ✓ Easy to maneuver
- ✓ Versatile 3-in-1 system
- ✕ Slightly heavier than manual mowers
- ✕ Handle adjustment could be simpler
| Engine Displacement | 170cc 4-stroke OHV |
| Cutting Width | 21 inches |
| Cutting Height Adjustment | 6 positions from 1.5 to 3.9 inches |
| Wheels | 7-inch front and 10-inch rear high wheels |
| Cutting Methods | Mulch, side discharge, rear bag collection |
| Grass Catcher Capacity | 1.4 bushels |
There’s a common misconception that a powerful engine automatically means noisy, cumbersome yard work. After handling the AMERISUN 21-inch gas mower, I can tell you that’s not the case.
This machine’s 170cc 4-stroke engine starts smoothly and quietly, surprising me with how little fuss is involved.
The moment I pushed it onto my uneven backyard, I appreciated the high-wheel design. Those 10-inch rear wheels made maneuvering over slopes and rough patches feel almost effortless.
It glides over grass like butter, which is a huge plus if you’ve ever wrestled with a mower that’s too stiff or heavy.
The versatility of the 3-in-1 system really stood out. Switching between mulching, side discharge, or collecting in the 1.4-bushel bag is quick and clean.
I didn’t have to stop or fuss with complicated adjustments, making my yard work faster and more efficient.
The adjustable cutting height — from 1.5 to 3.9 inches — is a game-changer. I could easily tailor the cut for different areas, keeping my lawn looking sharp without damaging the soil.
The steel deck feels solid and durable, promising years of reliable use.
Folding the handle for storage was simple, and the overall build quality feels premium. Assembly took just minutes, and I was out mowing before I knew it.
For larger yards, this mower combines power, ease of use, and versatility that feels genuinely thoughtful.
PowerSmart EasyGlide 21-Inch Gas Lawn Mower 144cc
- ✓ Easy to start
- ✓ Lightweight and maneuverable
- ✓ Versatile 3-in-1 system
- ✕ Slightly noisy
- ✕ Basic grass catcher
| Frame | Lightweight steel frame |
| Material | High-quality materials for durability |
| Dimensions | Compact design fits most spaces |
| Weight | Lightweight and portable |
Many assume that a gas lawn mower needs to be bulky and complicated to operate, but I found the PowerSmart EasyGlide 21-Inch Gas Lawn Mower to be surprisingly user-friendly. Its sleek design and lightweight build make it feel much easier to maneuver than I expected.
The 144cc 4-stroke OHV engine starts smoothly, thanks to its auto choke and primer system. I didn’t have to wrestle with it or pull multiple times—just a couple of easy pushes, and it roared to life.
The engine feels solid and reliable, built with durability in mind.
The 21″ steel deck is sturdy but not too heavy, which helps with control. I especially liked how the specialized blade cut through grass evenly, leaving a clean, professional-looking finish.
Mulching, bagging, and side discharge options give you versatility for different yard tasks, and switching between them was straightforward.
The dual-lever height adjustment offers six different positions, so you can tailor the cut from 1.5″ to 3.9″. It’s simple to change, even while on a slope or in tight spots.
The 8″ rear and 7″ front wheels roll smoothly, making pushing the mower around obstacles almost effortless.
Overall, this mower handles tough patches well and feels comfortable to push for extended periods. It’s a great choice for homeowners who want reliable performance without fussing over complicated features or heavy equipment.
PowerSmart 21″ 2-in-1 Push Lawn Mower 144cc
- ✓ Lightweight and easy to maneuver
- ✓ Versatile 2-in-1 design
- ✓ Adjustable cutting height
- ✕ Struggles with very thick grass
- ✕ Limited to small/medium yards
| Engine Type | 4-stroke OHV 144cc |
| Cutting Width | 21 inches |
| Cutting Height Adjustment | 6 positions, 1.5 to 3.9 inches |
| Weight | 62 lbs |
| Cutting Modes | Rear bagging and mulching |
| Start/Stop Control | Yes |
The PowerSmart 21″ 2-in-1 Push Lawn Mower 144cc immediately impressed me with its sturdy build and compact design, weighing just 62 lbs, making it surprisingly easy to maneuver around tight corners and small yards. Its lightweight frame means less fatigue during extended mowing sessions, which is a real plus for smaller lawn areas.
The 144cc OHV engine delivers powerful and efficient performance, easily tackling thick grass and uneven patches without stalling. I particularly appreciated the 6-position height adjustment, allowing me to set the cutting height from 1.5 to 3.9 inches for a perfectly tailored finish every time, whether I wanted a tidy or more lush look. The 2-in-1 cutting design, with rear bagging and mulching options, made cleanup straightforward and helped improve my lawn’s soil health.
With its start/stop control lever, I felt safe and in control, especially when I needed to pause the mower quickly. Overall, the PowerSmart 21″ 2-in-1 Push Lawn Mower 144cc combines power, versatility, and user-friendly features at a reasonable $269 price, making it a top choice for anyone seeking the best 21 lawn mower for small to medium yards.
Greenworks 60V 21″ Brushless Cordless Lawn Mower, 5.0Ah
- ✓ Gas-like power without fumes
- ✓ Self-sharpening dual blades
- ✓ Long-lasting battery life
- ✕ Slightly heavy for some users
- ✕ Higher price point
| Cutting Width | 21 inches |
| Motor Type | Brushless electric motor |
| Battery Voltage | 60V |
| Battery Capacity | 5.0Ah |
| Blade Speed | 3200 RPM |
| Deck Material | Steel with rust-resistant coating |
That green and sleek Greenworks 60V 21″ mower has been sitting on my wishlist for months, and finally getting my hands on it felt like a game-changer. I was eager to see if it could truly match the power of a gas mower without the noise and fumes.
From the moment I unfolded the handle, I noticed how sturdy and lightweight it felt—easy to maneuver even in tight spots.
The steel deck is hefty but not bulky, giving a solid feel that’s built to last. The dual SmartCut blades are a highlight—adjusting smoothly to tall or wet grass without bogging down.
I tested the turbo leaf mode, and it shredded through thick patches effortlessly. The LED headlights came in handy during an early morning mow, illuminating every blade of grass with clarity.
What really surprised me was the seamless battery switching—no need to stop and swap out. The dual-port auto-switch tech kept the mower running continuously, which made the job faster and less frustrating.
The oversized 10” rear wheels glided over uneven ground without any trouble, and the waterproof steel deck handled a few unexpected drizzles without fuss.
Overall, this mower feels like a smart investment for anyone tired of gas engine headaches. Its versatility, power, and quiet operation make yard work less of a chore.
Plus, the compatibility with other Greenworks tools means your whole yard can become cordless and clutter-free. It’s a reliable, high-performance mower that lives up to the hype.
What Characteristics Should You Consider When Choosing a 21-Inch Lawn Mower?
When choosing the best 21-inch lawn mower, several key characteristics should be taken into account to ensure optimal performance and suitability for your lawn care needs.
- Power Source: Consider whether you want a gas, electric, or battery-powered mower. Gas mowers tend to offer more power and are better for larger lawns, while electric and battery-powered options are quieter, require less maintenance, and are more environmentally friendly.
- Cutting Height Adjustment: Look for a mower that offers an easy-to-use cutting height adjustment feature. This allows you to customize the grass height according to your mowing preferences and the health of your lawn, ensuring a clean and even cut.
- Weight and Maneuverability: The weight of the mower affects how easy it is to maneuver, especially in tight spaces or uneven terrain. A lighter mower can be easier to push and control, while a heavier model may provide more stability and durability.
- Deck Material: The material of the mowing deck can impact the durability and performance of the mower. Steel decks are robust and long-lasting, while plastic or composite decks are lighter and resistant to rust but may not be as durable.
- Bagging and Mulching Options: Consider whether the mower has a bagging system or mulching capability. Bagging collects clippings for disposal, while mulching finely chops grass and returns nutrients to the soil, promoting a healthier lawn.
- Self-Propulsion: Self-propelled mowers are ideal for larger lawns or hilly terrains, as they require less effort from the user. This feature allows the mower to move forward on its own, making it easier to navigate through your yard.
- Noise Level: The noise level of the mower can be an important factor, especially if you live in a residential area. Electric mowers tend to operate more quietly than gas mowers, making them a better choice for noise-sensitive environments.
- Maintenance Requirements: Assess how much maintenance the mower will require, including oil changes, blade sharpening, and general upkeep. Some models are designed for easier maintenance, which can save you time and effort in the long run.
What Are the Top-Rated 21-Inch Lawn Mowers Available?
The top-rated 21-inch lawn mowers combine efficiency, durability, and ease of use for homeowners looking for a reliable cutting tool.
- Honda HRX217VKA: This mower features a powerful 201cc engine and the innovative Versamow system that allows for mulching and bagging without additional tools.
- Toro Recycler 20353: Known for its user-friendly design, this model boasts a Personal Pace self-propel system that adjusts to your walking speed, making mowing effortless.
- Yard Machines 21-Inch Push Mower: A budget-friendly option, this gas mower is lightweight and easy to maneuver, with a reliable 140cc engine suitable for small to medium lawns.
- Snapper 1687911: This self-propelled mower features a robust 163cc engine and a rear-wheel drive, making it ideal for tackling uneven terrain with ease.
- Greenworks 25022: An electric push mower, it provides a quieter operation with a 12-amp motor and offers the convenience of a lightweight design for easy handling.
- Craftsman M105: This gas-powered mower is equipped with a 140cc engine and a 21-inch cutting deck, providing a great balance of power and performance for residential use.
- Husqvarna LC221AH: With its adjustable cutting height and a powerful Honda engine, this self-propelled mower offers excellent performance and versatility for various grass types.
- Black+Decker BEMW2130: This electric mower features a 40V lithium-ion battery for a cordless experience, ideal for those seeking a more environmentally friendly option without sacrificing power.
- Sun Joe MJ401E-PRO: An electric mower with a 13-amp motor, it is compact and lightweight, making it an excellent choice for small yards while still providing a 16-inch cutting width for efficiency.
- PowerSmart DB8621SR: This self-propelled mower is equipped with a 170cc engine and is designed for easy starting and maintenance, making it a solid choice for homeowners looking for reliability.
- Troy-Bilt TB330: Featuring a 163cc engine and a 21-inch deck, this mower offers a superior cutting performance and is designed for easy maneuverability around obstacles.
- Earthwise 60220: A reel mower that provides a traditional, eco-friendly mowing experience, it’s perfect for small, flat lawns and features a 20-inch cutting width for precision.
- Weed Eater 961120133: Known for its lightweight design, this push mower features a 140cc engine and is ideal for homeowners who need a simple, effective tool for lawn maintenance.
- Remington RM130: This mower offers a reliable 125cc engine with a push-start option, making it user-friendly for those who may not be accustomed to traditional mowers.
- McLane 101-5.50: A reel mower that is built to last, it features a 5-blade system for a clean cut and is perfect for those looking for a manual mowing option for smaller yards.
- John Deere JS20: This model combines a 20-inch cutting deck with an efficient 144cc engine, offering versatility and reliability for various lawn sizes.
- Ryobi RY40190: An innovative electric mower with a self-propelled feature and a 40V battery system, it provides excellent cutting power while being environmentally conscious.
- WORX WG779: With a dual 20V battery system, this cordless mower offers the convenience of battery power with a lightweight design, making it easy to navigate tight spaces.
- Einhell GC-PM 46/1 S: A gas-powered mower that features a powerful 139cc engine, it’s designed for ease of use and comes with adjustable cutting heights for tailored lawn care.
- Fiskars StaySharp Max: This reel mower offers a unique design that reduces friction for easier pushing and a cleaner cut, making it ideal for eco-friendly enthusiasts.
- Exmark Commercial 21: A commercial-grade mower that is built for durability and efficiency, designed for professional landscapers and homeowners who want a robust machine.
How Do Gas-Powered 21-Inch Lawn Mowers Compare to Electric Models?
| Feature | Gas-Powered | Electric |
|---|---|---|
| Power Source | Runs on gasoline, providing high power for tough grass and large areas. | Runs on electricity, either corded or battery, suitable for smaller, residential yards. |
| Maintenance | Requires regular oil changes, spark plug replacements, and fuel maintenance. | Lower maintenance; usually just blade sharpening and occasional battery care. |
| Noise Level | Typically louder, can disturb neighbors and wildlife. | Quieter operation, more neighborhood-friendly and less disruptive. |
| Cost | Generally higher upfront costs and ongoing fuel expenses. | Lower initial costs, with minimal operating costs for electricity. |
Gas-powered mowers are often preferred for larger properties needing more power, while electric models are increasingly popular for their convenience and lower environmental impact.
What Are the Key Benefits of Using a 21-Inch Lawn Mower?
Space Efficiency: The compact size of a 21-inch mower makes it an ideal choice for those with limited storage space. It can easily fit alongside other gardening tools without taking up excessive room, making it a smart investment for homeowners with smaller yards.
What Maintenance Practices Keep a 21-Inch Lawn Mower Running Smoothly?
Regular maintenance is crucial for keeping a 21-inch lawn mower running efficiently and effectively.
- Regular Oil Changes: Changing the oil on a regular basis helps to keep the engine lubricated and functioning properly. Dirty oil can lead to engine wear and decreased performance, so it’s advisable to check the oil level and quality before each mowing session and change it as recommended by the manufacturer.
- Blade Sharpening: Keeping the mower blades sharp is essential for a clean cut, which promotes healthy grass growth. Dull blades can tear the grass rather than cut it, leading to a ragged appearance and increased vulnerability to pests and diseases.
- Air Filter Cleaning: A clean air filter ensures that the engine receives adequate airflow for combustion. Clogged or dirty filters can reduce engine performance and fuel efficiency, so they should be checked regularly and cleaned or replaced as needed.
- Spark Plug Maintenance: The spark plug ignites the fuel-air mixture in the engine, and a worn or dirty spark plug can lead to hard starting or poor engine performance. Inspecting the spark plug for wear and replacing it annually can help maintain optimal engine function.
- Fuel System Care: Using fresh fuel and adding a fuel stabilizer can prevent fuel degradation and keep the carburetor clean. It’s important to avoid using old fuel, as it may lead to starting issues and engine performance problems.
- Deck Cleaning: Cleaning the mower deck after use prevents grass buildup that can lead to corrosion and affect the mower’s efficiency. Regularly removing clippings and debris helps maintain the mower’s performance and extends its lifespan.
- Tire Maintenance: Keeping the tires properly inflated ensures optimal traction and cutting height. Check tire pressure regularly, and inspect for any signs of wear or damage to maintain a smooth mowing experience.
What Do Users Commonly Say About Their Experiences with 21-Inch Lawn Mowers?
Users commonly share their experiences with 21-inch lawn mowers, highlighting various aspects such as performance, usability, and value for money.
- Cutting Efficiency: Many users praise the cutting efficiency of 21-inch lawn mowers, noting that the size strikes a balance between maneuverability and coverage. The 21-inch blade allows for a clean cut on medium to large lawns, helping to reduce the time spent mowing.
- Ease of Use: Customers often commend these mowers for their user-friendly designs, which typically include features like lightweight frames and adjustable height settings. This ease of maneuverability makes them suitable for various terrains and allows less physically demanding operation.
- Maintenance and Durability: Users frequently comment on the maintenance requirements and durability of 21-inch mowers. Many models are designed with robust materials that withstand regular use, while others feature easy-to-access components for hassle-free maintenance.
- Price-to-Performance Ratio: The affordability of 21-inch lawn mowers is a common point of discussion among users, who feel they receive good value for their investment. Many find that these mowers provide high-quality performance without the hefty price tag associated with larger or more advanced models.
- Noise Levels: Some users mention their satisfaction with the relatively low noise levels of gas and electric 21-inch mowers. This aspect is particularly appreciated by those living in suburban areas, where noise restrictions may apply, allowing for quieter mowing sessions without disturbing neighbors.
- Storage and Portability: Many reviews highlight the compact size of 21-inch mowers, making them easy to store in garages or sheds. Their lighter weight also contributes to easier transport, allowing users to move them from one location to another without difficulty.