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AMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower for vs PowerSmart EasyCut 18-Inch Gas Lawn Mower, 144cc

Updated July 2026 — AMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower for leads on engine size and weight.

The AMRISUN offers superior performance and features for larger yards, while the PowerSmart is a budget-friendly option for smaller spaces.

Why AMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower for is better

Cutting Width

AMRISUN has a larger cutting width of 21 inches.

Engine Power

AMRISUN features a more powerful 170cc engine.

Cutting Options

AMRISUN provides a versatile 3-in-1 mowing function.

Why PowerSmart EasyCut 18-Inch Gas Lawn Mower, 144cc is better

Price

PowerSmart is significantly cheaper at $199.99.

Weight

PowerSmart is lighter and easier to maneuver.

Maneuverability

PowerSmart is better for tight spaces.

Overall score

AMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower for
85
PowerSmart EasyCut 18-Inch Gas Lawn Mower, 144cc
65

Specifications

SpecAMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower forPowerSmart EasyCut 18-Inch Gas Lawn Mower, 144cc
Power170cc144cc
Cutting Options3-in-12-in-1
Height Adjustment6 Positions5 Positions
Deck MaterialSteelSteel
ManeuverabilityHighMedium

Dimension comparison

AMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower forPowerSmart EasyCut 18-Inch Gas Lawn Mower, 144cc

Design and Build Quality

The AMRISUN 21-Inch Self-Propelled Gas Lawn Mower features a durable steel deck that is designed to last, while the PowerSmart EasyCut 18-Inch Gas Lawn Mower also boasts a robust steel deck for long-lasting performance. The AMRISUN model has a larger cutting width of 21 inches compared to the 18 inches of the PowerSmart, allowing for more efficient mowing in a single pass. This makes the AMRISUN better suited for larger yards, while the PowerSmart's smaller size offers improved maneuverability in tight spaces and complex landscapes.

Engine Performance

The AMRISUN is powered by a 170cc 4-stroke engine, which provides significant power and cutting efficiency for medium to large yards. In contrast, the PowerSmart utilizes a 144cc OHV engine, which, while still capable, offers less power than its competitor. The difference in engine size translates to the AMRISUN's ability to handle tougher grass conditions and larger swaths of grass, making it a more robust choice for demanding mowing tasks.

Cutting Options

The AMRISUN provides a versatile 3-in-1 mowing function, allowing users to mulch, side discharge, or collect grass clippings in the rear bag. This flexibility can be particularly beneficial for maintaining a clean lawn in various conditions. On the other hand, the PowerSmart offers a 2-in-1 capability with side discharge and mulching options, which is adequate for smaller yards. The additional cutting option of the AMRISUN makes it a more versatile choice overall.

Height Adjustment Features

The AMRISUN offers a 6-position adjustable cutting height ranging from 1.5 to 3.9 inches, allowing for greater customization of lawn height based on seasonal needs. The PowerSmart provides a similar height range with a 5-position adjustment, but slightly limits the user's options. This additional cutting height setting in the AMRISUN allows for better lawn management throughout the year, making it easier to adapt to different grass types and conditions.

Maneuverability

Maneuverability is a key factor when choosing a lawn mower. The AMRISUN is designed with high wheels—10 inches at the rear and 7 inches at the front—providing better traction and ease of movement over uneven terrain. The PowerSmart, with its smaller 8-inch rear wheels and 7-inch front wheels, offers good maneuverability but may struggle a bit more on sloped or rough surfaces. If you have a complex yard with hills, the AMRISUN may be the better option for ease of handling.

Price Comparison

The AMRISUN is priced at $314.10, while the PowerSmart is significantly cheaper at $199.99, making it about 37% less expensive. This price difference may make the PowerSmart attractive for budget-conscious consumers or those with smaller yards. However, the higher price of the AMRISUN could be justified by its superior features, performance, and suitability for larger spaces.

Sales Rankings

In terms of sales performance, the AMRISUN holds a bestseller rank of 13,987, while the PowerSmart has a rank of 21,128. This indicates that the AMRISUN is more popular among buyers, which can often imply higher customer satisfaction or better overall performance in the market.

Which should you buy?

Choosing between the AMRISUN 21-Inch Self-Propelled Gas Lawn Mower and the PowerSmart EasyCut 18-Inch Gas Lawn Mower ultimately depends on your specific needs. If you have a larger yard and require a more powerful engine, versatile cutting options, and greater customization, the AMRISUN is the clear choice, despite its higher price. Conversely, if you're looking for a budget-friendly option for a smaller yard, the PowerSmart offers good performance at a significantly lower cost.