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GREENFURY vs AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc

Updated July 2026 — GREENFURY wins on maneuverability and bag capacity, AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc wins on power and weight.

The 13 Inch Cordless Lawn Mower is ideal for small yards and quiet operation, while the AMERISUN 21-Inch offers more power and versatility for larger lawns.

Why GREENFURY is better

Price

Cordless mower is $108.50 cheaper.

Weight

Cordless mower weighs only 19 lbs.

Noise

Cordless mower operates quietly.

Why AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc is better

Power

Gas mower has a 144cc engine.

Cutting Width

Gas mower has a 21-inch cutting deck.

Versatility

Gas mower offers 3-in-1 functionality.

Overall score

GREENFURY
75
AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc
85

Specifications

SpecGREENFURY AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc
Engine TypeBrushless Electric144cc 4-Cycle
Height Adjustment5 Positions6 Positions
Cutting Options2-in-13-in-1
StorageFolding HandleFolding Handle
Noise LevelLowModerate

Dimension comparison

GREENFURY AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc

Overview of the Products

In this comparison, we’ll examine two lawn mowers: the 13 Inch Cordless Lawn Mower and the AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower. The cordless model, priced at $129.99, is about 46% cheaper than the gas mower, which retails for $238.49. While both are designed for lawn care, they cater to different user needs and preferences based on power source, size, and features.

Power Source and Performance

The 13 Inch Cordless Lawn Mower operates on a brushless electric motor compatible with Dewalt 20V MAX batteries. This model focuses on efficiency and reduced noise, making it ideal for homeowners seeking a quieter mowing experience. In contrast, the AMERISUN 21-Inch mower features a robust 144cc 4-cycle OHV engine, providing consistent cutting performance for small to medium lawns. Users can expect a reliable ignition with its easy pull-start system. Thus, if you prioritize a quiet environment and already own Dewalt batteries, the cordless mower might be your best bet, while those needing a powerful engine for thicker grass may prefer the gas mower.

Cutting Width and Deck Design

The cutting width of the AMERISUN mower is 21 inches, significantly larger than the 13-inch cutting deck of the cordless mower. This broader width allows the gas mower to cover more ground with each pass, reducing mowing time. Furthermore, the AMERISUN features a durable steel deck designed for longevity, making it suitable for tougher mowing conditions. On the other hand, the 13 Inch Cordless Lawn Mower is lightweight at just 19 lbs, making it easier to maneuver around obstacles and tight spaces, ideal for smaller yards. Depending on your lawn's size, the cutting width could be a deciding factor in choosing between the two.

Versatility and Functionality

The AMERISUN mower offers a 3-in-1 functionality: mulching, bagging, and side discharge. This versatility allows for natural fertilization, a clean finish, and fast trimming. In comparison, the 13 Inch Cordless Lawn Mower provides 2-in-1 options with mulching and an 8-gallon grass bag. While both mowers facilitate easy cleanup, the AMERISUN's additional side discharge capability gives it an edge for users who want more options while mowing. Therefore, if you value multifunctionality, the AMERISUN may better meet your needs.

Height Adjustment Features

Height adjustment is crucial for achieving the desired cut. The AMERISUN mower has 6 adjustable height settings ranging from 1.5 inches to 3.9 inches, allowing for precise customization depending on grass type and seasonal growth. Conversely, the 13 Inch Cordless Lawn Mower offers a 5-position height adjustment from 0.98 inches to 2.56 inches. While both mowers provide customization, the AMERISUN's wider range may be advantageous if your lawn has varying grass types or if you prefer a lower cut. This difference in height adjustment capabilities could influence your choice based on your lawn’s unique requirements.

Weight and Maneuverability

Weight plays an essential role in how easily a mower can be handled. The 13 Inch Cordless Lawn Mower is ultra-light at 19 lbs, making it exceptionally easy to maneuver, especially in tight spots or on slopes. This is particularly beneficial for users with smaller yards or gardens. In contrast, the AMERISUN weighs 68 lbs, which, while still manageable, may be more challenging to navigate around obstacles. Those prioritizing easy handling and transport should consider the lightweight design of the cordless mower.

Storage and Portability

When it comes to storage, the 13 Inch Cordless Lawn Mower features a folding handle, allowing for compact storage in smaller spaces, which is ideal for users with limited garage or shed space. The AMERISUN mower also offers a foldable handle, providing some convenience in storage. However, due to its larger size and weight, it may require more space compared to the cordless option. If you have limited storage room, the compact nature of the cordless mower may be more appealing.

Price Comparison

The price difference between the two models is significant. The 13 Inch Cordless Lawn Mower is priced at $129.99, while the AMERISUN 21-Inch mower costs $238.49, making it about 46% more expensive. This price difference reflects the various features and capabilities of each mower. For budget-conscious buyers or those with smaller yards, the cordless mower presents a more economical option without sacrificing essential functionality. However, for users willing to invest more for a powerful engine and added versatility, the AMERISUN may be worth the higher price tag.

Which should you buy?

Deciding between the 13 Inch Cordless Lawn Mower and the AMERISUN 21-Inch Gas Push Lawn Mower ultimately comes down to your specific needs and preferences. If you have a small yard, value quiet operation, and prefer a lightweight, budget-friendly option, the cordless mower is likely the better choice. Conversely, if you have a medium-sized lawn that requires more power, versatility, and faster mowing capabilities, the AMERISUN offers significant advantages despite its higher cost. Each mower has its strengths, so consider your lawn care needs carefully before making a decision.