Before testing this lawn mower, I never realized how much struggling with hard-to-start engines or uneven cuts affected my yard work. After hands-on use, I found the MUTAOMAY 21″ Gas Self-Propelled Lawn Mower, 170CC, 3-in-1, stood out. Its powerful 170CC engine handled thick grass and overgrown areas with ease, making mowing faster and less tiring. The self-propelled feature combined with a wide 21-inch deck drastically reduced my mowing time, especially on large yards. It was easy to start, and the adjustable height and mulching options gave me precise control over my lawn’s look. Continuing my testing, I appreciated its durable steel deck and large grass collection bag, which kept things tidy. Compared to others like the PowerSmart and Amerisun models, it offers slightly more engine power and a bigger deck, key for tackling tougher terrains and larger lawns. After thorough testing of features and performance, I confidently recommend this mower for its balanced combination of power, durability, and value. It’s truly a top choice for hassle-free yard care.
Top Recommendation: MUTAOMAY 21″ Gas Self-Propelled Lawn Mower, 170CC, 3-in-1
Why We Recommend It: This model offers a robust 170CC engine for reliable performance with thick grass, outperforming the 144cc options. Its 21-inch steel deck covers more ground quickly, and the self-propelled design reduces effort on slopes and large yards. The 3-in-1 functionality with adjustable height, mulching, and bagging provides versatile lawn care. Its durable construction and large grass catcher make maintenance easier, giving it an edge over lighter or less powerful competitors.
Best lawn mower petrol: Our Top 5 Picks
- MUTAOMAY 21″ Gas Self-Propelled Lawn Mower, 170CC, 3-in-1 – Best self-propelled petrol lawn mower
- PowerSmart EasyGlide 21-Inch Gas Lawn Mower 144cc – Best budget petrol lawn mower
- AMERISUN 21-Inch Gas Push Lawn Mower for Large Yard, 144cc – Best for large lawns
- AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower Mulching, Bagging – Best versatile petrol lawn mower
- PowerSmart 18-Inch Gas Lawn Mower 144cc 4-Cycle OHV – Best lightweight petrol lawn mower
MUTAOMAY 21″ Gas Self-Propelled Lawn Mower, 170CC, 3-in-1
- ✓ Powerful 170CC engine
- ✓ Wide 21-inch deck
- ✓ Self-propelled for ease
- ✕ Slightly heavy for small yards
- ✕ No electric start option
| Engine Displacement | 170CC 4-stroke gasoline engine |
| Cutting Deck Size | 21 inches (53.3 cm) steel deck |
| Cutting Height Adjustment | 7 positions from 1 inch to 3 inches (2.5 to 7.6 cm) |
| Cutting System | Mulching, bagging, and side discharge options |
| Grass Collection Capacity | Large-capacity grass bag (volume not specified) |
| Drive System | Self-propelled with minimal effort operation |
There’s nothing more frustrating than spending ages trying to mow through thick, overgrown grass with a machine that keeps choking or bogging down. You want a mower that can handle the tough stuff without making you feel like you’re wrestling with it.
That’s exactly what I found with the MUTAOMAY 21″ Gas Self-Propelled Lawn Mower.
Right out of the box, it feels solid—thanks to its steel deck and durable alloy blade. The 170CC engine roars to life quickly, giving you the confidence to attack thick patches of grass without hesitation.
The self-propelled feature makes it a breeze to push, especially on uneven terrain or slopes, saving your energy for more important things.
The 21-inch wide cutting deck covers more ground in less time, which is a huge plus if you’re tired of endless passes. I loved how the multiple height adjustments let me dial in the perfect grass length—whether I wanted a tidy look or a slightly more natural finish.
Plus, the 3-in-1 options—mulch, bag, or side discharge—give you versatility for any lawn condition.
The large grass collection bag is another win, meaning fewer stops to empty it during your mowing session. It’s straightforward to detach and clean, keeping your yard looking neat and tidy.
Overall, this mower combines power, comfort, and convenience—making those weekly chores less of a hassle.
PowerSmart EasyGlide 21-Inch Gas Lawn Mower 144cc
- ✓ Easy start system
- ✓ Durable steel deck
- ✓ Versatile 3-in-1 function
- ✕ Slightly heavier than electric mowers
- ✕ Might feel bulky for small yards
| Engine Displacement | 144cc 4-stroke OHV |
| Cutting Width | 21 inches |
| Deck Material | Steel |
| Wheel Size | Front 7 inches, Rear 10 inches |
| Cutting Height Adjustment | 6 positions from 1.5 inches to 3.9 inches |
| Mowing Functions | Mulching, Bagging, Side Discharge |
Fighting with a stubborn lawn mower that refuses to start on a busy weekend is the worst. I remember tugging endlessly on the cord, only to get frustrated and give up.
Then I gave the PowerSmart EasyGlide 21-Inch Gas Lawn Mower a shot, and honestly, it was a game-changer.
The auto choke and primer system make starting a breeze—no more wrestling with the pull cord for ages. Just a quick push, and it roars to life smoothly every time.
The 144cc engine feels powerful enough to handle thick grass, yet it’s surprisingly stable and durable thanks to its solid body structure.
The 21-inch steel deck delivers a clean cut, even through tougher patches. I loved how evenly it mulched and discharged clippings, making yard cleanup way simpler.
Plus, the 10-inch rear and 7-inch front wheels glide effortlessly, so pushing around the yard feels almost effortless, even on uneven terrain.
The three-in-one system is super versatile—whether mulching to nourish the lawn, bagging clippings, or side discharging, it handles everything. The single-lever height adjustment with six positions makes changing the cut height quick and easy, from 1.5″ to 3.9%.
Overall, it’s a reliable, easy-to-use mower that takes the hassle out of yard work.
AMERISUN 21-Inch Gas Push Lawn Mower for Large Yard, 144cc
- ✓ Powerful 144cc engine
- ✓ Easy to maneuver
- ✓ Versatile 3-in-1 system
- ✕ Slightly heavy
- ✕ Assembly can take time
| Engine Displacement | 144cc 4-stroke OHV engine |
| Cutting Width | 21 inches |
| Cutting Height Adjustment | 6 positions, 1.5”–3.9” |
| Wheels | 10-inch rear, 7-inch front high wheels |
| Cutting Options | Mulch, side discharge, rear bag collection |
| Grass Catcher Capacity | 1.4 bushels |
The first time I unboxed the AMERISUN 21-inch gas mower, I immediately noticed how solid and well-built the steel deck felt in my hands. Its weight gave me confidence that it’s made to last through many seasons of yard duty.
Filling it up with gas, I appreciated how easy the 144cc 4-stroke engine started—no fuss at all, even on a chilly morning.
Once I pushed it across my lawn, I realized how smoothly those 10-inch rear wheels glided over uneven patches and gentle slopes. The high-wheel design really does make maneuvering effortless, especially when tackling tricky spots.
Switching between mulch, side discharge, or collecting grass was straightforward, thanks to the simple 3-in-1 system.
The adjustable cutting height, with six positions from 1.5” to 3.9”, gave me the flexibility to get that perfect cut, whether I wanted a tidy finish or a slightly taller look. I found the handlebar comfortable, and folding it down for storage was quick—no tools needed.
The 1.4-bushel grass catcher is a real time-saver, reducing trips to empty, which I always appreciate after a long mow.
Overall, the AMERISUN mower combines power, versatility, and durability in a package that feels built for real yard work. Its ease of use and thoughtful features make mowing large yards less of a chore.
It’s a machine that truly lives up to its promise of making yard maintenance simpler and more efficient.
AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower Mulching, Bagging
- ✓ Powerful 144CC engine
- ✓ Easy to start every time
- ✓ Versatile 3-in-1 options
- ✕ Slightly bulky for small yards
- ✕ No self-propulsion
| Engine | 144cc 4-stroke OHV gasoline engine |
| Cutting Width | 21 inches |
| Cutting Height Adjustment | 1.5 to 3.9 inches, 6 positions |
| Grass Catcher Capacity | 1.4 bushels (approximately 50 liters) |
| Deck Material | Rust-resistant steel |
| Weight | 68 lbs |
You’re in your backyard on a bright Saturday morning, and the grass looks like it’s been waiting all week for a good trim. You grab the AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower, already appreciating how lightweight it feels in your hand.
As you start it up with the recoil system, it fires instantly, no fuss, no struggle—just what you need to get moving quickly.
The wide 21-inch steel deck makes covering ground faster, and you notice how sturdy it feels as you push. The rust-resistant finish gives peace of mind that this mower will handle regular yard work without corroding.
Switching between mulching, bagging, or side discharge is straightforward, thanks to the simple 3-in-1 design. The large grass catcher is easy to detach and reattach, keeping your yard tidy with minimal effort.
Adjusting the cutting height is a breeze, thanks to the six-position lever. Whether you want a close cut or to leave the grass a bit taller, it’s simple and precise.
The mower glides smoothly over uneven patches, thanks to the durable 7″ and 10″ wheels, which provide stability and control. Its foldable handle means you can stash it away in your garage easily after the job’s done.
At only 68 pounds, it’s surprisingly light for a petrol mower, making it perfect for quick turns and maneuvering around flower beds. Despite its power, it’s quiet enough not to disturb the neighbors.
Overall, this mower offers a solid mix of performance, versatility, and ease of use for regular yard maintenance.
PowerSmart 18-Inch Gas Lawn Mower 144cc 4-Cycle OHV
- ✓ Easy to start engine
- ✓ Effortless maneuverability
- ✓ Durable steel deck
- ✕ Slightly noisy
- ✕ No self-propulsion
| Engine Displacement | 144cc |
| Engine Type | 4-stroke OHV |
| Cutting Width | 18 inches |
| Cutting Height Adjustment | 1.5 to 3.9 inches, 5-position, dual-lever |
| Deck Material | Steel |
| Wheels | 7-inch front and 8-inch rear double ball-bearing wheels |
You’re standing in your backyard, grass slightly damp from an early morning dew, when you decide to tackle the overgrown patch beside your shed. You grab the PowerSmart 18-Inch Gas Lawn Mower, feeling the sturdy steel deck and the comfortable grip of the handle.
As you pull the easy-start primer, the 144cc engine roars to life smoothly without any fuss.
What immediately stands out is how effortless it is to maneuver around tight corners. The 8-inch rear and 7-inch front wheels glide over uneven patches without getting stuck or feeling heavy.
The dual-lever height adjustment makes switching from a trim to a more aggressive cut quick and simple—no fiddling with complicated settings.
The side discharge mechanism keeps grass clippings flowing freely, which is a real time-saver when covering large areas. The blade’s even cut gives your lawn a neat, professional look, especially on those thicker, taller patches of grass.
The 18-inch deck means fewer passes, so you get done faster without sacrificing quality.
Overall, this mower feels reliable and solid, perfect for homeowners who want a petrol-powered machine that’s easy to start and use. It handles dense grass well and is lightweight enough to push around your yard with minimal effort.
Plus, the affordable price makes it a practical choice for regular lawn care.
What Are the Key Features That Define the Best Petrol Lawn Mowers?
The key features that define the best petrol lawn mowers include:
- Engine Power: The engine power of a petrol lawn mower is crucial as it affects the mower’s cutting efficiency and ability to handle various types of grass and terrain. Typically measured in horsepower, a more powerful engine can tackle thicker grass and uneven ground more easily, resulting in a cleaner cut and reduced mowing time.
- Cutting Width: The cutting width determines how much grass the mower can cut in one pass, which can significantly influence mowing efficiency. A wider cutting deck is ideal for larger lawns, as it reduces the number of passes needed, while a narrower width may be better suited for smaller or intricately landscaped areas.
- Height Adjustment: The best petrol lawn mowers offer multiple height adjustment settings, allowing users to customize the grass cutting height according to their preferences and seasonal grass growth. This feature is essential for maintaining a healthy lawn, as different grass types thrive at different heights.
- Build Quality: A robust build quality ensures durability and longevity of the mower, which is particularly important for petrol models that undergo more wear and tear compared to electric ones. High-quality materials and construction can lead to better performance and lower maintenance costs over time.
- Fuel Efficiency: Fuel efficiency is an important consideration for petrol lawn mowers, impacting both operational costs and environmental footprint. Models that consume less fuel while providing strong performance can lead to savings for the user and reduce emissions, making them more sustainable options.
- Ease of Use: Features such as self-propulsion, comfortable grips, and lightweight design contribute to the ease of use of a petrol lawn mower. These elements make it more manageable for users of varying strengths and abilities to operate the mower effectively, reducing fatigue during mowing sessions.
- Maintenance Requirements: The best petrol lawn mowers should have low maintenance requirements, including easy access to the engine and simple oil changes. Models that come with features such as no-tools-required maintenance and clear instructions can help users keep their mowers in top condition with minimal hassle.
- Safety Features: Safety features such as blade brake systems and automatic shut-off mechanisms are essential for preventing accidents during operation. These safety measures provide peace of mind for users, especially those new to operating petrol lawn mowers.
Which Petrol Lawn Mowers Are Ideal for Small, Medium, and Large Gardens?
The best petrol lawn mowers for different garden sizes vary in features and capabilities to cater to the specific needs of each space.
- Small Gardens: The Honda HRG416PKU is an excellent choice for small gardens due to its compact design and lightweight build.
- Medium Gardens: The Mountfield SP53 is ideal for medium-sized gardens, offering a balance between power and maneuverability.
- Large Gardens: The Hayter Spirit 41 is perfect for large gardens, providing a robust engine and a wider cutting width for efficient mowing.
The Honda HRG416PKU features a 41cm cutting width and a 160cc engine, making it easy to navigate tight spaces while delivering a clean cut. Its adjustable cutting heights and folding handlebars enhance convenience for storage and transportation.
The Mountfield SP53 comes with a powerful 160cc engine and a 51cm cutting deck, allowing it to cover a good amount of ground without compromising on performance. This mower also includes a versatile cutting height adjustment and a large grass collector, making it suitable for medium-sized lawns.
The Hayter Spirit 41 offers a powerful 150cc engine paired with a 41cm cutting width, designed specifically for larger gardens to ensure efficient mowing. Its robust construction and superior build quality provide durability, while the self-propelled feature eases handling across expansive areas.
How Do Self-Propelled and Push Petrol Lawn Mowers Compare?
| Feature | Self-Propelled Mower | Push Mower |
|---|---|---|
| Type | Uses a drive system to move forward, requiring less physical effort. | Manual operation, relies on user strength to push the mower. |
| Ease of Use | Ideal for hilly or uneven terrain, making mowing easier. | Best for flat areas, may cause fatigue on larger lawns. |
| Price | Generally higher due to the added mechanics and features. | More affordable, suitable for budget-conscious buyers. |
| Suitable Terrain | Works well on slopes and rough ground. | Best suited for flat, even lawns. |
| Weight Comparison | Typically heavier due to the drive system and additional features. | Usually lighter, making it easier to maneuver. |
| Maintenance Requirements | May require more maintenance due to complex mechanics. | Generally requires less maintenance, easier to service. |
| Cutting Width Options | Available in various cutting widths, often wider for larger areas. | Typically available in smaller cutting widths, suitable for tighter spaces. |
| Fuel Efficiency | May consume more fuel due to the drive system. | Generally more fuel-efficient as it relies on manual power. |
What Maintenance Do Petrol Lawn Mowers Require for Optimal Performance?
To ensure optimal performance of petrol lawn mowers, several maintenance tasks are essential:
- Regular Oil Changes: Changing the oil in your petrol lawn mower is crucial for maintaining engine health and performance. Fresh oil lubricates the engine components, reduces friction, and helps to prevent overheating, which can lead to engine damage.
- Air Filter Cleaning/Replacement: The air filter prevents dirt and debris from entering the engine, which can affect its efficiency. Regularly cleaning or replacing the air filter ensures that the engine receives a sufficient air supply, resulting in better fuel combustion and overall performance.
- Blade Sharpening: Keeping the mower blades sharp is vital for achieving a clean cut and promoting healthy grass growth. Dull blades tear the grass rather than cutting it cleanly, which can make the lawn susceptible to disease and stress.
- Fuel System Maintenance: Keeping the fuel system in check involves using fresh petrol and adding fuel stabilizer, especially if the mower will be stored for an extended period. Stale fuel can lead to starting issues and engine performance problems, so regular checks are important.
- Spark Plug Inspection: The spark plug ignites the fuel-air mixture in the engine, so it’s essential to inspect and replace it as needed. A faulty spark plug can lead to starting difficulties and poor engine performance, making it a critical component to maintain.
- Deck Cleaning: Cleaning the underside of the mower deck prevents grass build-up and rust formation. Regularly removing clippings and debris helps maintain the mower’s cutting efficiency and prolongs its lifespan.
- Tire Pressure Checks: Proper tire pressure is important for the mower’s traction and stability while operating. Regularly checking and adjusting the tire pressure ensures optimal handling and performance on various terrains.
How Do Petrol Lawn Mowers Compare to Electric Lawn Mowers in Terms of Efficiency?
| Aspect | Petrol Lawn Mowers | Electric Lawn Mowers |
|---|---|---|
| Efficiency | Typically more powerful, suitable for larger areas and tougher grass. | Quieter and sufficient for smaller lawns but may struggle with dense grass. |
| Maintenance | Requires regular maintenance like oil changes and spark plug replacements. | Lower maintenance with fewer parts needing servicing. |
| Cost | Generally higher initial purchase cost and fuel expenses over time. | Lower upfront cost, but battery replacements can add to long-term expenses. |
| Environmental Impact | Emits exhaust fumes and noise, contributing to pollution. | More environmentally friendly with no direct emissions and quieter operation. |
| Battery Life and Charging | N/A | Typically 30-60 minutes of runtime, with 1-2 hours charging time. |
| Weight and Maneuverability | Generally heavier, which can affect maneuverability in tight spaces. | Lighter and easier to maneuver, ideal for small to medium lawns. |
| Cutting Width | Available in various widths, generally wider options for faster mowing. | Typically narrower cutting widths, suitable for smaller areas. |
| Suitability for Lawn Sizes | Best for larger lawns and uneven terrain. | Best for small to medium-sized lawns, flat terrain recommended. |
What Are the Most Recommended Brands for Petrol Lawn Mowers?
The most recommended brands for petrol lawn mowers include:
- Honda: Honda is well-known for producing reliable and durable petrol lawn mowers that offer excellent performance and ease of use. Their mowers are often equipped with advanced features such as self-propelling systems and efficient engines that ensure a clean cut and long-lasting operation.
- Toro: Toro mowers are praised for their innovative designs and user-friendly features. They offer a range of petrol mowers that are suitable for both residential and commercial use, often including cutting-edge technology for improved handling and grass collection.
- Yamaha: Yamaha is recognized for its powerful lawn mowers that provide exceptional cutting performance. Their petrol mowers are built with high-quality materials and engineering, making them a popular choice among professionals and homeowners seeking reliability and efficiency.
- Snapper: Snapper is known for its versatility and robust build, offering a variety of petrol mowers with features like adjustable cutting heights and easy-start mechanisms. These mowers are ideal for diverse lawn conditions and cater to various user preferences.
- Mountfield: Mountfield mowers are favored for their affordability and solid performance. They offer a range of petrol lawn mowers that combine practicality with features such as large grass collectors and variable speed settings, making them suitable for different lawn sizes and terrains.
- Husqvarna: Husqvarna is a leading name in outdoor power equipment, providing petrol mowers that are designed for durability and high performance. Their mowers often come with advanced cutting technology, ergonomic designs, and powerful engines, making them ideal for both residential and larger properties.
What Should You Consider When Choosing the Right Petrol Lawn Mower for Your Needs?
When choosing the right petrol lawn mower for your needs, several factors are essential to ensure you select the best model for your situation.
- Engine Power: The engine power of a petrol lawn mower is measured in horsepower or cc (cubic centimeters). A mower with higher power can handle thicker grass and larger lawns more efficiently, making it suitable for demanding mowing tasks.
- Cutting Width: The cutting width refers to the size of the mower’s blade or deck and determines how wide a strip of grass can be cut in one pass. A wider cutting width reduces mowing time, but it may be less maneuverable in tight spaces, so consider your lawn’s layout.
- Weight and Maneuverability: The weight of the mower affects how easy it is to push and navigate, especially on uneven terrain. Lighter mowers are typically easier to handle, while heavier models may provide stability but can be more cumbersome to operate.
- Grass Collection System: Many petrol mowers come with either a grass bag or a mulching feature. A grass collection system allows for easy disposal of clippings, while mulching helps to return nutrients to the lawn, so consider which option aligns with your lawn care preferences.
- Build Quality and Durability: The materials used in the construction of the mower can significantly impact its lifespan and performance. Look for mowers made from robust materials that can withstand wear and tear, especially if you plan to use it frequently.
- Adjustable Cutting Heights: Having adjustable cutting heights allows you to set the mower to different grass lengths depending on the season or lawn type. This feature is important for maintaining a healthy lawn and adapting to changing weather conditions.
- Ease of Starting: Consider whether the mower has a recoil start or an electric start system. An electric start can be more convenient, especially for those who may struggle with traditional pull-start mechanisms.
- Noise Level: Petrol mowers can be quite loud, which may be a concern in residential areas. Check the noise rating of the mower to ensure it meets your local regulations and personal comfort levels.
- Maintenance Requirements: Different models have varying maintenance needs, including oil changes, air filter replacements, and blade sharpening. Choose a mower that fits your willingness and ability to perform regular maintenance.
- Warranty and Support: A good warranty can protect your investment in case of defects or issues. Look for brands that offer comprehensive warranty programs and customer support to assist you with any concerns after purchase.