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GasXcel 21" Self-Propelled Lawn Mower Gas, 170CC vs MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless

Updated July 2026 — GasXcel 21" Self-Propelled Lawn Mower Gas, 170CC leads on engine size and runtime.

The GasXcel mower offers more power and versatility, making it ideal for larger lawns, while the MZK is a budget-friendly option for smaller spaces.

Why GasXcel 21" Self-Propelled Lawn Mower Gas, 170CC is better

Power

GasXcel has a powerful 170cc engine.

Cutting Width

GasXcel features a 21-inch cutting width.

Grass Capacity

GasXcel has a larger 65L grass bag.

Why MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless is better

Price

MZK is $130 cheaper.

Eco-Friendly

MZK is electric and more environmentally friendly.

Weight

MZK is lighter and easier to maneuver.

Overall score

GasXcel 21" Self-Propelled Lawn Mower Gas, 170CC
85
MZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless
70

Specifications

SpecGasXcel 21" Self-Propelled Lawn Mower Gas, 170CCMZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless
Engine TypeGasElectric
Power170ccBrushless
Cutting Options4-in-12-in-1
Assembly Time10 min15 min
DurabilityHighMedium

Dimension comparison

GasXcel 21" Self-Propelled Lawn Mower Gas, 170CCMZK 40V 16" Electric Lawn Mower, 2-in-1 Brushless

Overview of the GasXcel 21" Self-Propelled Lawn Mower

The GasXcel 21" Self-Propelled Lawn Mower is designed for those who want power and efficiency in their lawn care. Priced at $389.99, it features a robust 170cc OHV engine, making it suitable for various residential lawn conditions. This self-propelled mower has a sales rank of 31,962, indicating a respectable presence in the market. Its four-in-one cutting system allows for mulching, rear bagging, side discharge, and rear discharge options, providing versatility for different lawn needs.

In contrast, the MZK 40V 16" Electric Lawn Mower is a more budget-friendly option at $259.99—about 33% less than the GasXcel model. This cordless mower offers a high-performance brushless motor and runs on dual 40V batteries, providing up to 45 minutes of runtime. While it has a smaller cutting width of 16 inches, it is ideal for smaller lawns and offers a more eco-friendly mowing experience.

Engine and Power Source Comparison

The GasXcel mower relies on a powerful 170cc gas engine, delivering consistent cutting performance with a runtime of up to 1.5 hours on a full tank. This feature makes it particularly suitable for larger lawns where extended operation is necessary. The self-propelled drive further enhances ease of use, especially on slopes or uneven terrain.

On the other hand, the MZK mower uses a high-efficiency brushless motor powered by dual 40V lithium batteries. While this setup provides a strong cutting performance with up to 3,400 RPM, the runtime is limited to 45 minutes per charge. For small to medium-sized lawns, this can be sufficient, but those with larger areas might find themselves needing to recharge more frequently.

Cutting Performance and Versatility

When it comes to cutting performance, the GasXcel mower boasts a 21-inch cutting width and a precision 7-position height adjustment ranging from 1" to 3". This allows users to tailor their mowing to various grass types and lawn conditions, achieving a professional-looking cut. The additional four-in-one cutting options give users the flexibility to adapt to changing yard needs throughout the seasons.

Conversely, the MZK mower has a 16-inch cutting width and offers 5 cutting height settings between 1.4 inches and 3 inches. While it supports both mulching and rear bagging, the limited cutting width makes it less effective for larger areas compared to the GasXcel. However, its compact size and dual-battery system are advantageous for those with smaller lawns.

Grass Collection and Disposal

The GasXcel mower excels in grass collection with its ultra-large 65L rear grass bag. This capacity allows for less frequent stops during mowing, enhancing productivity. The efficient collection system is designed to minimize clumping and ensure a cleaner cut, which is essential for maintaining a healthy lawn.

In comparison, the MZK mower features a 40L removable rear grass bag. While effective for smaller jobs, its smaller capacity means users will need to empty the bag more often, especially when tackling overgrown areas. This difference in grass collection capacity can significantly affect overall efficiency during longer mowing sessions.

Ease of Use and Assembly

The GasXcel mower is designed with user convenience in mind. It comes pre-assembled and requires minimal setup, allowing users to be ready within 10 minutes. The foldable design also makes it easier to store, which is an essential feature for those with limited garage space.

In contrast, the MZK mower also promises ease of use with a straightforward assembly process. It includes all necessary components, such as two 40V batteries and a dual-port charger. However, the need to manage batteries and ensure they are charged adds a layer of complexity compared to the GasXcel's gas operation.

Durability and Build Quality

The GasXcel mower is built with a high-carbon steel blade designed for long-lasting durability and cleaner cuts. This robust construction is essential for homeowners looking for a reliable mower that withstands the rigors of regular use, particularly in tougher mowing conditions.

The MZK mower, while effective, is generally perceived as less durable due to its electric design. Electric mowers often have less robust components than gas-powered counterparts, which may affect their longevity when used extensively. However, the brushless motor is designed to reduce wear, which can help mitigate this issue.

Price Comparison

The GasXcel mower is priced at $389.99, while the MZK mower is available for $259.99. This price difference of $130 reflects a variance of about 33%. While the GasXcel offers more power and versatility, the MZK provides a more budget-friendly option, particularly appealing to those with smaller lawns or those seeking an eco-conscious choice.

Which should you buy?

Choosing between the GasXcel 21" Self-Propelled Lawn Mower and the MZK 40V 16" Electric Lawn Mower ultimately depends on your specific needs and lawn size. The GasXcel is better suited for larger lawns and offers more power, versatility, and a superior grass collection system, making it ideal for homeowners looking for efficiency and durability. However, if you have a smaller lawn and prefer a more affordable, eco-friendly option, the MZK mower may be the better choice. Each has its strengths, so weigh your priorities carefully before making a decision.