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AMERISUN vs MZK 20V 13" Electric Lawn Mower, Brushless

Updated July 2026 — AMERISUN wins on power and price, MZK 20V 13" Electric Lawn Mower, Brushless wins on battery.

The AMERISUN offers more power and cutting width, while the MZK is lighter and more affordable.

Why AMERISUN is better

Power

AMERISUN has a 144cc gas engine.

Cutting Width

AMERISUN has a 21-inch cutting width.

Height Adjustment

AMERISUN offers 6 height positions.

Why MZK 20V 13" Electric Lawn Mower, Brushless is better

Weight

MZK weighs only 24.3 pounds.

Price

MZK is $75 cheaper.

Grass Collection

MZK includes an 8-gallon grass bag.

Overall score

AMERISUN
85
MZK 20V 13" Electric Lawn Mower, Brushless
75

Specifications

SpecAMERISUNMZK 20V 13" Electric Lawn Mower, Brushless
Engine TypeGasElectric
Height Positions64
Grass BagNoYes
Mower TypePushPush
StartupRecoilTwo-step

Dimension comparison

AMERISUNMZK 20V 13" Electric Lawn Mower, Brushless

Overview of the AMERISUN 21 Inch Gas Push Lawn Mower and MZK 20V 13" Electric Lawn Mower

The AMERISUN 21 Inch Gas Push Lawn Mower and the MZK 20V 13" Electric Lawn Mower are two distinct options for lawn care, catering to different user preferences and needs. The AMERISUN is priced at $224.99, while the MZK comes in at a more budget-friendly $149.99, making it about 33% cheaper than its gas-powered counterpart. This price difference reflects not only the type of power used but also the features and capabilities each mower offers.

Power and Performance

When it comes to power, the AMERISUN boasts a robust 144cc 4-stroke OHV engine, providing consistent cutting performance ideal for small to medium yards. This gas mower allows users to tackle thick grass and seasonal growth with ease. In contrast, the MZK features a powerful brushless motor, which is designed for efficiency and reduced maintenance. While the AMERISUN is perfect for users who prefer the reliability of gas power, the MZK's brushless motor ensures that users benefit from quiet operation and an eco-friendly design.

Cutting Width and Efficiency

The AMERISUN has a cutting width of 21 inches, which allows for efficient mowing and minimizes the number of passes needed to cover a lawn. This makes it suitable for homeowners looking to maintain larger suburban lawns. On the other hand, the MZK has a smaller 13-inch cutting width, which means it may require more time to mow larger areas. However, it compensates by being lightweight at just 24.3 pounds, allowing for easy maneuverability in tight spaces or intricate landscaping.

Height Adjustment Features

Height adjustment is a crucial feature in lawn mowers, and both products offer different mechanisms. The AMERISUN allows users to adjust the cutting height across six positions, ranging from 1.5 inches to 3.9 inches. This flexibility is great for adapting to various grass types and lawn conditions. In comparison, the MZK provides four adjustable cutting heights, from 1.2 inches to 1.5 inches. While the AMERISUN offers a wider range, the MZK's adjustments cater to maintaining a shorter lawn, making it suitable for specific grass types.

Design and Portability

In terms of design, the AMERISUN is lightweight at 63 pounds and features a foldable handle for easy storage. This design is particularly beneficial for those who need to store the mower in compact spaces. Conversely, the MZK’s design is notably lighter, weighing only 24.3 pounds, enhancing its portability. This makes the MZK an excellent choice for users who may have difficulty handling heavier equipment or those who need to transport their mower frequently.

Battery Life and Convenience

The AMERISUN requires a refill of gas to operate, which can be a hassle for some users. In contrast, the MZK is powered by two 4Ah batteries, which offer extended runtime and eliminate the need for gasoline altogether. The MZK's intuitive two-step activation process ensures a safe and convenient startup, free from the hassle of dealing with fuel. This may appeal to those who prioritize ease of use and safety, especially in family settings.

Grass Collection and Cleanup

The AMERISUN does not feature a grass collection bag, focusing instead on mulching and side discharge capabilities. This allows for easy disposal of clippings without additional equipment. However, the MZK includes an 8-gallon grass bag, making it convenient for users who prefer to collect clippings for disposal or composting. This feature could be particularly useful for those who want to maintain a clean and tidy lawn.

Price Comparison

The pricing of these lawn mowers is a significant factor for many buyers. The AMERISUN is available for $224.99, while the MZK is priced at $149.99. This means that the AMERISUN is approximately $75 more expensive. For budget-conscious consumers, this difference is considerable and may influence the decision, especially for those with smaller yards who do not require the extensive power of a gas mower.

Which should you buy?

Choosing between the AMERISUN 21 Inch Gas Push Lawn Mower and the MZK 20V 13" Electric Lawn Mower ultimately depends on your specific needs and preferences. If you have a larger yard and prefer the power and efficiency of a gas mower, the AMERISUN may be the better option despite its higher price. However, if you are looking for an affordable, lightweight, and eco-friendly option for smaller lawns, the MZK is a compelling choice. Consider your lawn size, maintenance preferences, and budget to make the best decision for your mowing needs.