AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc vs MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless
Updated July 2026 — AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc wins on deck material and weight, MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless wins on runtime and battery.
The AMERISUN offers better cutting width and versatility, while the MZK provides a quieter, low-maintenance option.
Why AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc is better
Cutting Width
AMERISUN has a 21-inch cutting deck compared to MZK's 16 inches.
Versatility
AMERISUN features 3-in-1 functionality versus MZK's 2-in-1.
Price
AMERISUN is approximately 8% cheaper than MZK.
Why MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless is better
Maintenance
MZK requires less maintenance due to its electric design.
Noise Level
MZK operates quietly compared to the gas-powered AMERISUN.
Weight
MZK is lighter and easier to handle without gas.
Overall score
Specifications
| Spec | AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc | MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless |
|---|---|---|
| Engine Type | Gas | Electric |
| Power | 144cc | 40V |
| Cutting Options | 3-in-1 | 2-in-1 |
| Sales Rank | 8653 | 3291 |
| Price | $238.49 | $259.99 |
Dimension comparison
Overview of the AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower
The AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower is a versatile choice for maintaining small to medium-sized lawns, powered by a reliable 144cc 4-cycle OHV engine. It is priced at $238.49, making it about 8% cheaper than the MZK 40V 16" Electric Lawn Mower, which is priced at $259.99. This gas mower excels with its 21-inch cutting deck, allowing for efficient mowing, and includes a 3-in-1 feature for mulching, bagging, and side discharge. With a sales rank of 8653, it appeals to those seeking a robust and durable mowing solution.
Overview of the MZK 40V 16" Electric Lawn Mower
The MZK 40V 16" Electric Lawn Mower offers a modern, cordless solution for lawn care, featuring a high-performance brushless motor that operates at up to 3400 RPM. Priced at $259.99, it provides a runtime of up to 45 minutes on a full charge with its dual 40V 4.0Ah batteries. Although it has a smaller cutting width of 16 inches compared to the AMERISUN, it supports 2-in-1 mowing with mulching or rear bagging options. With a sales rank of 3291, it is a popular choice among users looking for a quieter and more environmentally friendly lawn care option.
Performance Comparison
In terms of performance, the AMERISUN mower boasts a high-efficiency 144cc engine that delivers consistent cutting, ideal for tackling thick grass and routine lawn care. Its 21-inch cutting deck can reduce mowing time while providing even coverage. On the other hand, the MZK mower’s brushless motor is designed for strong cutting performance with reduced wear, making it effective for small to medium lawns. However, the MZK's runtime may vary depending on grass conditions, which could be a drawback for users with larger areas to mow.
Cutting Width and Versatility
The AMERISUN offers a wider cutting width of 21 inches, significantly larger than the MZK's 16 inches. This difference allows the AMERISUN to cover more ground in a single pass, potentially reducing the time spent mowing. Both mowers feature mulching capabilities, but the AMERISUN’s 3-in-1 functionality—mulching, bagging, and side discharge—provides greater versatility compared to the MZK’s 2-in-1 options. If you prioritize cutting width and versatility, the AMERISUN stands out in this category.
Ease of Use and Maneuverability
The AMERISUN weighs 68 lbs, making it relatively lightweight and easy to maneuver around obstacles in your yard. It features durable wheels for stability and a foldable handle for compact storage. The MZK, being electric, eliminates the hassle of gas and oil, and its cordless design allows for unrestricted movement. However, it is essential to consider battery life, as the MZK may require more frequent stops to swap batteries during longer mowing sessions, potentially hindering ease of use.
Maintenance and Upkeep
Maintenance for the AMERISUN gas mower can involve regular oil checks and spark plug replacements, typical for gas-powered equipment. However, it does offer a longer lifespan with proper care. On the other hand, the MZK electric mower requires less maintenance since it eliminates the need for oil changes and fuel handling. Just keep the blades sharp and batteries charged. For users who prefer low-maintenance options, the MZK is more convenient, but those willing to invest time in maintenance may find the AMERISUN offers durability and performance worth the effort.
Price Comparison
At a price of $238.49, the AMERISUN is about $21.50 or approximately 8% cheaper than the MZK, which costs $259.99. For budget-conscious consumers, this price difference may influence the decision, especially considering both products serve similar mowing purposes. However, the choice should also weigh the features and performance each mower offers, as the MZK's electric design may justify its higher price for some users who prioritize convenience and environmental factors.
Which should you buy?
Choosing between the AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower and the MZK 40V 16" Electric Lawn Mower ultimately depends on your specific needs and preferences. If you value cutting width, versatility, and a lower upfront cost, the AMERISUN is your best bet. However, if you prefer a quieter, more environmentally friendly option with less maintenance, the MZK might be more suitable despite its higher price. Consider your lawn size, mowing habits, and the importance of maintenance to make the most informed decision.

