A great mulching mower cuts clippings finely so they return nutrients to the lawn and reduce waste.
Pick a cordless model for quiet convenience or a gas mower for extra power on larger yards.
The right balance of weight, power, and cutting deck design makes mowing faster and tidier.
Below are top mulching mowers that keep yard work simple and satisfying.
| Greenworks 60V 17″ Brushless Cordless Lawn Mower |
| Best Cordless Power | Cutting Width: 17 inches | Mulching Capability: 2-in-1 mulching and rear bagging | Cutting Height Adjustment: 6-position height adjustment (1.5″ to 3.15″) | VIEW LATEST PRICE | Read Our Analysis |
| SENIX LSPG-M7 21” Gas Push Lawn Mower |
| Reliable Gas Push | Cutting Width: 21 inches | Mulching Capability: 3-in-1 mulching, side discharge, rear bagging | Cutting Height Adjustment: 6-position dual-lever height adjustment (1.25″ to 3.75″) | VIEW LATEST PRICE | Read Our Analysis |
| SENIX LSSG-M9 21″ Gas Self-Propelled Lawn Mower |
| Best Self-Propelled | Cutting Width: 21 inches | Mulching Capability: 3-in-1 mulching, side discharge, rear bagging | Cutting Height Adjustment: 6-position dual-lever height adjustment (1.25″ to 3.75″) | VIEW LATEST PRICE | Read Our Analysis |
| SENIX LSPG-M4 21″ Gas Push Lawn Mower |
| Compact Storage | Cutting Width: 21 inches | Mulching Capability: 2-in-1 mulching and side discharge | Cutting Height Adjustment: 6-position dual-lever height adjustment (1.25″ to 3.75″) | VIEW LATEST PRICE | Read Our Analysis |
| PowerSmart 21″ Cordless Push Lawn Mower |
| Lightweight Maneuverability | Cutting Width: 21 inches | Mulching Capability: 2-in-1 mulching and side discharge | Cutting Height Adjustment: 6-position adjustable height (1.5″ to 3.9″) | VIEW LATEST PRICE | Read Our Analysis |
| SENIX 21″ 144cc Gas Lawn Mower with Mulching |
| High-Power Performance | Cutting Width: 21 inches | Mulching Capability: 2-in-1 mulching and side discharge | Cutting Height Adjustment: 6-position cutting height adjustment (1.25″ to 3.75″) | VIEW LATEST PRICE | Read Our Analysis |
| PowerSmart 22-Inch Gas Self-Propelled Lawn Mower | Easy Start Traction | Cutting Width: 22 inches | Mulching Capability: 3-in-1 mulching, rear discharge, bagging | Cutting Height Adjustment: Single-lever, 6-position height adjustment (1.5″ to 3.9″) | VIEW LATEST PRICE | Read Our Analysis | |
| PowerSmart 21″ Gas Lawn Mower 2-in-1 |
| Space-Saving Design | Cutting Width: 21 inches | Mulching Capability: 2-in-1 mulching and side discharge | Cutting Height Adjustment: 6-position dual-lever height adjustment (1.5″ to 3.9″) | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
Greenworks 60V 17″ Brushless Cordless Lawn Mower
Should you’re looking for a lawn mower that keeps your yard neat without tying you down to a power cord, the Greenworks 60V 17″ Brushless Cordless Lawn Mower is a smart pick. It runs on a 60V battery with a 4.0Ah capacity, giving you up to 40 minutes of cutting time. After you’re done, the fast charger has it ready again in just 80 minutes. Its high-efficiency brushless motor handles tough grass with ease, while the 17-inch deck lets you mulch or bag clippings. Plus, it’s lightweight and rust-resistant, perfect for tight spots and uneven yards.
- Cutting Width:17 inches
- Mulching Capability:2-in-1 mulching and rear bagging
- Cutting Height Adjustment:6-position height adjustment (1.5″ to 3.15″)
- Power Source/Engine:60V brushless battery-powered motor (4.0Ah battery)
- Weight / Maneuverability:Lightweight construction for easy maneuverability
- Warranty:4-year tool + 4-year battery warranty
- Additional Feature:Brushless motor technology
- Additional Feature:Rust-resistant deck
- Additional Feature:Compatible with 75+ tools
SENIX LSPG-M7 21” Gas Push Lawn Mower
In case you’re looking for a mower that makes managing small to medium yards easier, the SENIX LSPG-M7 21-inch gas push lawn mower fits the bill perfectly. It has a strong 140 cc Briggs & Stratton engine designed for longer life and low vibration, so you won’t get tired quickly. You get a 21-inch steel deck that mulches, side discharges, or bags grass clippings with a handy 16-gallon bag included. Adjust your cutting height with six positions, from 1.25 to 3.75 inches, using dual-lever controls. Plus, its ergonomic handle and smooth wheels make pushing a breeze.
- Cutting Width:21 inches
- Mulching Capability:3-in-1 mulching, side discharge, rear bagging
- Cutting Height Adjustment:6-position dual-lever height adjustment (1.25″ to 3.75″)
- Power Source/Engine:140 cc Briggs & Stratton 4-cycle gas engine
- Weight / Maneuverability:Push mower with 8 front and 11 rear wheels for maneuverability
- Warranty:2-year limited warranty
- Additional Feature:Prime N Pull start
- Additional Feature:16-gallon grass bag
- Additional Feature:8 front, 11 rear wheels
SENIX LSSG-M9 21″ Gas Self-Propelled Lawn Mower
You’ll appreciate the SENIX LSSG-M9 21″ Gas Self-Propelled Lawn Mower provided you want a reliable machine that handles rough terrain with ease. Its Briggs & Stratton 140 cc engine offers longer life and low vibration, so you’ll feel comfortable mowing without tiring quickly. Thanks to front-wheel drive and 19 wheels, it moves smoothly over uneven ground, making your job easier. The 21-inch steel deck lets you mulch, side discharge, or bag clippings, giving you versatility. Adjust the cutting height easily from 1.25 to 3.75 inches to suit your grass. Plus, it includes oil, a large bagger, and a two-year warranty to keep you covered.
- Cutting Width:21 inches
- Mulching Capability:3-in-1 mulching, side discharge, rear bagging
- Cutting Height Adjustment:6-position dual-lever height adjustment (1.25″ to 3.75″)
- Power Source/Engine:140 cc Briggs & Stratton 4-cycle gas engine
- Weight / Maneuverability:Self-propelled with 8 front and 11 rear wheels for rough terrain
- Warranty:2-year limited warranty
- Additional Feature:Front-wheel drive system
- Additional Feature:Self-propelled single speed
- Additional Feature:Prime N Pull start
SENIX LSPG-M4 21″ Gas Push Lawn Mower
Should you have a small to medium yard and want a mower that’s easy to store and handle, the SENIX LSPG-M4 21-inch gas push lawn mower fits the bill perfectly. Its 21-inch steel deck cuts your grass efficiently, while the 2-in-1 mulching and side discharge options give you flexibility. You’ll appreciate the 125 cc Briggs & Stratton engine, which starts easily with Prime n Pull. Plus, the 6-position height adjustment and ergonomic handle make pushing and maneuvering comfortable. With fold-down handles, storage is simple. This mower comes ready with engine oil and a 2-year warranty, so you’re covered right away.
- Cutting Width:21 inches
- Mulching Capability:2-in-1 mulching and side discharge
- Cutting Height Adjustment:6-position dual-lever height adjustment (1.25″ to 3.75″)
- Power Source/Engine:125 cc Briggs & Stratton 4-cycle gas engine
- Weight / Maneuverability:Push mower, ergonomic handle, 8″ front and 11″ rear wheels
- Warranty:2-year limited warranty
- Additional Feature:Fold-down handle storage
- Additional Feature:Low emissions engine
- Additional Feature:Ergonomic handle design
PowerSmart 21″ Cordless Push Lawn Mower
Should you’ve got a medium-sized yard and want a mower that’s both light and powerful, the PowerSmart 21-inch cordless push lawn mower fits the bill perfectly. It runs on a reliable B&S 125cc, 4-stroke engine that delivers efficient cutting without hassle. The 21-inch deck offers two mulching options—mulching and side discharge—letting you choose how to handle grass clippings. You can easily adjust the cutting height across six positions, from 1.5 to 3.9 inches, to suit your lawn’s needs. Tipping the scales at just 62 pounds, it’s simple to push and maneuver, making yard work less tiring and more enjoyable.
- Cutting Width:21 inches
- Mulching Capability:2-in-1 mulching and side discharge
- Cutting Height Adjustment:6-position adjustable height (1.5″ to 3.9″)
- Power Source/Engine:125 cc B&S 4-stroke gas engine
- Weight / Maneuverability:Lightweight at 62 lbs, easy to push and maneuver
- Warranty:Not specified
- Additional Feature:Start/stop control lever
- Additional Feature:Safety shields included
- Additional Feature:Lightweight at 62 lbs
SENIX 21″ 144cc Gas Lawn Mower with Mulching
Tackling a large yard with uneven terrain becomes much easier once you choose the SENIX 21″ 144cc Gas Lawn Mower with Mulching. Its powerful 144 cc 4-cycle engine delivers strong, reliable power to handle big mowing jobs and tricky slopes without breaking a sweat. The 21-inch cutting deck covers more ground than typical 20-inch mowers, saving you time while giving you the option to mulch or side discharge clippings. You can adjust the cutting height across six levels, from 1.25 to 3.75 inches, ensuring your grass looks just right. Plus, the high wheels roll smoothly over rough terrain, making yard work less of a chore.
- Cutting Width:21 inches
- Mulching Capability:2-in-1 mulching and side discharge
- Cutting Height Adjustment:6-position cutting height adjustment (1.25″ to 3.75″)
- Power Source/Engine:144 cc 4-cycle gas engine
- Weight / Maneuverability:High-wheel design, 8″ front and 11″ rear wheels for rough terrain
- Warranty:2-year warranty
- Additional Feature:High-wheel design
- Additional Feature:Stronger engine power
- Additional Feature:Quick user installation
PowerSmart 22-Inch Gas Self-Propelled Lawn Mower
Easy Start Traction
View Latest PriceIn case you want a lawn mower that handles tough terrain without wearing you out, the PowerSmart 22-Inch Gas Self-Propelled Lawn Mower is built just for you. Its Briggs & Stratton EX625 150cc engine delivers reliable power and starts easily thanks to ReadyStart technology. You’ll appreciate the self-propelled rear-wheel drive that grips hills and uneven ground, reducing your effort. The 22-inch steel deck offers six height settings from 1.5 to 3.9 inches, letting you customize your cut. Plus, the 3-in-1 system lets you mulch, bag, or rear-discharge clippings, with a large 1.4-bushel bag that empties with ease.
- Cutting Width:22 inches
- Mulching Capability:3-in-1 mulching, rear discharge, bagging
- Cutting Height Adjustment:Single-lever, 6-position height adjustment (1.5″ to 3.9″)
- Power Source/Engine:Briggs & Stratton 150 cc gas engine
- Weight / Maneuverability:Self-propelled rear-wheel drive, improved traction
- Warranty:Not specified
- Additional Feature:ReadyStart easy start
- Additional Feature:1.4-bushel grass bag
- Additional Feature:Rear-wheel drive traction
PowerSmart 21″ Gas Lawn Mower 2-in-1
You’ll appreciate the PowerSmart 21″ Gas Lawn Mower 2-in-1 provided you want a reliable mower that handles both mulching and side discharge without fuss. Its 144cc 4-stroke OHV engine delivers dependable power and easy starts thanks to the auto choke. The 21-inch steel deck cuts efficiently, saving you time via switching effortlessly between mulching and side discharge. You can tailor your cut with six height settings, ranging from 1.5 to 3.9 inches, using dual levers. Smooth maneuvering comes from sturdy front and rear wheels, while the compact, all-steel design folds up to save space in your shed.
- Cutting Width:21 inches
- Mulching Capability:2-in-1 mulching and side discharge
- Cutting Height Adjustment:6-position dual-lever height adjustment (1.5″ to 3.9″)
- Power Source/Engine:144 cc 4-stroke OHV gas engine
- Weight / Maneuverability:Durable wheels (7″ front, 10″ rear), compact design
- Warranty:Not specified
- Additional Feature:Auto choke starting
- Additional Feature:Compact foldable design
- Additional Feature:70% storage space saved
Factors to Consider When Choosing a Mulching Lawn Mower
When choosing a mulching lawn mower, you’ll want to contemplate the cutting width options to match your yard size and the type of power source that fits your lifestyle. It’s crucial to check the mulching capabilities and see whether adjustable cutting heights are easy to use for different grass lengths. Don’t forget to weigh maneuverability features since they make a big difference handling tight spots and uneven terrain.
Cutting Width Options
Although a wider cutting width can help you finish mowing faster on bigger lawns, it also demands more skill to handle around tight corners and uneven spots. Cutting widths usually range from 17 to 22 inches. In case your yard is larger than a third of an acre, a wider deck covering 20 to 22 inches will save you time through cutting more grass in each pass.
However, wider decks can be bulky and heavier, making them harder to store and maneuver. On the other hand, should your lawn be smaller or has lots of obstacles, a narrower deck between 15 and 18 inches offers better control and precision. Keep in mind how much space you have for storage and how easily you can lift your mower during deciding on the right cutting width.
Power Source Types
Deciding on the power source for your mulching lawn mower plays a huge role in how easy and enjoyable mowing becomes. In case your yard is large or has thick grass, a gas engine mower gives you strong, continuous power, though it needs fuel, oil, and more upkeep. For quieter, cleaner mowing with less maintenance, cordless battery-electric mowers are great, but you’ll need to watch battery life and recharge times.
Corded electric mowers offer endless runtime provided you have an outlet nearby, but the cord can limit your movement and be a tripping hazard. Also, self-propelled models, whether gas or electric, help reduce effort on hills but add weight and cost. Finally, look for mowers with strong motors for dense grass, while small lawns can do well with less powerful ones.
Mulching Capabilities
Get ready to see how a mulching lawn mower can turn your grass clippings into a natural booster for your yard. Whenever mulching, you want a mower with a sharp blade and fast blade-tip speed to chop clippings into tiny pieces that disintegrate quickly. The mower’s deck design matters too—it should keep clippings swirling under the deck so they get cut over and over instead of just pushed out.
Look for models with a mulching plug or blade kit that seals the discharge area; this stops clippings from escaping and spreads them evenly across your lawn. Keep in mind, mowing regularly and keeping grass short helps mulch decompose faster and feeds your lawn naturally, making yard work easier and your grass healthier.
Adjustable Cutting Heights
In case you pick a mulching lawn mower, paying attention to adjustable cutting heights makes a big difference in how well your mower works. You’ll find most mowers offer settings from about 1.25 to 3.9 inches, letting you match the grass length to your lawn’s type and the season. Having more height options, like six positions, gives you finer control, so you avoid scalping or leaving clumps too long.
Lower heights enhance turf density but can stress your grass, while higher settings protect roots and create thicker clippings that mulch better at slower speeds. Look for mowers with easy lever adjustments so you can change heights quickly, especially on uneven ground. Usually, a mid-to-high deck height around 1.5 to 3.5 inches works best for healthy, efficient mulching.
Maneuverability Features
Whenever you’re moving around your yard, the right mower can really make the job feel easier and even enjoyable. Choosing a mower with a narrower cutting deck, around 17 to 21 inches, helps you slip through tight spots and mow around trees or garden beds without hassle. Larger rear wheels, about 8 to 11 inches, keep your mower steady on uneven ground and slopes, making your steps smoother.
Should you don’t want to push hard, a self-propelled system lets your mower do some of the work, improving control on hills. Also, consider about how heavy the mower feels and its balance—a lighter, well-balanced mower turns easily and won’t bog down in thick grass. Finally, adjustable, ergonomic handles give you comfort and better grip, with folding options for easy storage.
Maintenance Requirements
Although a mulching lawn mower can make your yard work easier, keeping it in good shape takes some attention. You’ll want to sharpen the blade every 25 to 50 hours or at least once a season to make certain clean cuts and better mulching. After each use, clean the mower deck to prevent grass build-up that can clog vents and lower efficiency.
For gas mowers, change the engine oil regularly and replace the air filter whenever it looks dirty. Electric mowers need battery contacts checked often. Don’t forget to check blade mounting hardware and balance during sharpening to avoid vibration and extra wear. Finally, store your mower in a dry spot, and provided it’s gas-powered, add fuel stabilizer or drain fuel before winter to keep everything running smoothly.
Final Thoughts
Choosing the right mulching mower could seem overwhelming, but it’s easier than you believe. Whether you prefer gas power or a cordless battery, these mowers make mulching simple and efficient. Envision your yard looking neat with less effort and cleaner clippings nourishing your lawn. With adjustable heights and self-propelled options, you’ll glide through your mowing tasks. Don’t worry about complexity—these reliable mowers are designed to make your yard work feel like a breeze.