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AMERISUN vs Greenworks 40V 17" Cordless Lawn Mower – Brushless

Updated July 2026 — AMERISUN wins on noise level and weight, Greenworks 40V 17" Cordless Lawn Mower – Brushless wins on runtime.

The AMERISUN offers better value and cutting width, while the Greenworks excels in convenience and maintenance. Choose based on your priorities.

Why AMERISUN is better

Price

AMERISUN is $55 cheaper.

Cutting Width

AMERISUN has a 21-inch cutting width.

Power

AMERISUN features a powerful gas engine.

Why Greenworks 40V 17" Cordless Lawn Mower – Brushless is better

Noise

Greenworks operates 50% quieter.

Maintenance

Greenworks requires no oil changes.

Warranty

Greenworks has a 3-year warranty.

Overall score

AMERISUN
85
Greenworks 40V 17" Cordless Lawn Mower – Brushless
80

Specifications

SpecAMERISUNGreenworks 40V 17" Cordless Lawn Mower – Brushless
Engine TypeGasBattery
Power144cc40V
MulchingYesYes
BaggingSide DischargeBag
Start TypeRecoilElectric
Warranty1 Year3 Years

Dimension comparison

AMERISUNGreenworks 40V 17" Cordless Lawn Mower – Brushless

Overview of the AMERISUN 21 Inch Gas Push Lawn Mower

The AMERISUN 21 Inch Gas Push Lawn Mower is designed for homeowners managing small to medium yards, featuring a 144cc 4-stroke OHV engine. With a price tag of $224.99, it offers a balance of power and efficiency for suburban lawns. This model ranks 8,802 in sales, indicating a solid presence in the market.

The mower’s 21-inch cutting width is designed to reduce mowing time, making it efficient for homeowners. With a lightweight design of only 63 pounds and a foldable handle, it ensures easy storage and transport. The mower's 2-in-1 functionality allows users to switch between mulching and side discharge, catering to various grass conditions.

Overview of the Greenworks 40V 17" Cordless Lawn Mower

The Greenworks 40V 17" Cordless Lawn Mower is a versatile, battery-operated option priced at $279.99. It ranks higher in sales at 5,110, indicating a preference among consumers for its convenience and performance.

Equipped with a brushless motor, the mower operates quietly and efficiently, providing up to 35 minutes of runtime on a single charge. Its 17-inch steel deck is lightweight, making it easy to maneuver, while the 2-in-1 functionality allows for both mulching and bagging. The Greenworks mower is designed for users who prioritize ease of use and minimal maintenance.

Power and Performance Comparison

When it comes to power, the AMERISUN mower features a 144cc gas engine, ensuring reliable cutting performance. In contrast, the Greenworks mower utilizes a 40V battery system, which, while quieter and more environmentally friendly, offers a runtime of only 35 minutes.

In terms of sales rank, the Greenworks mower is positioned higher, suggesting that consumers may favor its cordless convenience despite the higher price. For those who prefer a traditional gas mower experience, the AMERISUN's engine performance can be advantageous, especially for longer mowing sessions without the worry of battery life.

Cutting Width and Efficiency

The AMERISUN mower boasts a wider cutting width of 21 inches compared to the Greenworks' 17 inches. This difference can lead to reduced mowing time, particularly for larger yards, as the AMERISUN covers more ground with each pass.

However, the Greenworks mower’s narrower width is designed for easy maneuverability in smaller spaces, which can be beneficial for intricate yards with many obstacles. Therefore, while the AMERISUN provides efficiency in cutting width, the Greenworks may offer an advantage in ease of handling.

Versatility and Functionality

Both mowers offer 2-in-1 functionality, allowing users to switch between mulching and either bagging or side discharge. The AMERISUN provides versatility for handling various grass types and conditions, making it suitable for homeowners who deal with thick grass or seasonal growth.

On the other hand, the Greenworks mower emphasizes ease of use with its electric start and maintenance-free operation. The absence of gas means no oil changes or fumes, appealing to those who prefer a more eco-friendly option. Each mower serves its purpose effectively, but their approaches to versatility differ significantly.

Weight and Maneuverability

The AMERISUN weighs 63 pounds, making it relatively lightweight for a gas mower. Its foldable design enhances storage convenience, catering to homeowners with limited space.

In contrast, the Greenworks mower’s lightweight design and cordless nature make it easier to push and maneuver around the yard. With 50% less noise than gas mowers, it offers a more pleasant mowing experience. While the AMERISUN is manageable, the Greenworks is engineered for those seeking a quieter, hassle-free operation.

Maintenance and Warranty

Maintenance is a significant consideration when choosing between these two mowers. The AMERISUN requires regular upkeep typical of gas-powered equipment, including oil changes and fuel management. This aspect may be a drawback for some users who prefer low-maintenance solutions.

The Greenworks mower, with its brushless motor, requires minimal maintenance and comes with a worry-free warranty of three years for both the tool and the battery. This warranty, combined with the absence of gas-related upkeep, can be a decisive factor for homeowners looking for a hassle-free mowing experience.

Which should you buy?

Choosing between the AMERISUN 21 Inch Gas Push Lawn Mower and the Greenworks 40V 17" Cordless Lawn Mower ultimately depends on your specific lawn care needs. The AMERISUN is about 20% cheaper at $224.99, making it a solid choice for those who prefer a gas mower's power and efficiency. However, if you prioritize convenience, minimal maintenance, and a quieter operation, the Greenworks mower, priced at $279.99, may be worth the investment.

Consider the size of your yard, your comfort with maintenance, and your preferences for mowing efficiency. Both mowers offer distinct advantages, making them suitable for different types of users.