Ezasin 21" Self-Propelled Gas Lawn Mower, 170cc vs Sun Joe 15-Inch Electric Powered Lawn Dethatcher
Updated July 2026 — Ezasin 21" Self-Propelled Gas Lawn Mower, 170cc leads on engine size and weight.
The Ezasin mower offers superior performance and versatility for larger lawns, while the Sun Joe excels in dethatching and is more budget-friendly.
Why Ezasin 21" Self-Propelled Gas Lawn Mower, 170cc is better
Performance
Ezasin has a powerful 170cc engine compared to Sun Joe's 13-amp motor.
Cutting Versatility
Ezasin features a 3-in-1 cutting system versus Sun Joe's 2-in-1.
Maneuverability
Ezasin's larger cutting width allows for faster mowing.
Why Sun Joe 15-Inch Electric Powered Lawn Dethatcher is better
Price
Sun Joe is significantly cheaper at $169.99.
Maintenance
Sun Joe requires less upkeep due to being electric.
Size
Sun Joe is easier to handle in smaller spaces.
Overall score
Specifications
| Spec | Ezasin 21" Self-Propelled Gas Lawn Mower, 170cc | Sun Joe 15-Inch Electric Powered Lawn Dethatcher |
|---|---|---|
| Power | 4.0 HP | 13 Amp |
| Cutting System | 3-in-1 | 2-in-1 |
| RPM | 2900 | N/A |
| Depth Control | N/A | 5 Positions |
| Price | $379.99 | $169.99 |
Dimension comparison
Overview of the Ezasin 21" Self-Propelled Gas Lawn Mower
The Ezasin 21" Self-Propelled Gas Lawn Mower is designed for medium-sized lawns and offers a powerful 170cc 4-stroke engine. Priced at $379.99, it provides a solid combination of performance and versatility with its 3-in-1 cutting system. This mower allows for rear bagging, mulching, and side discharge, catering to various lawn care needs. The adjustable cutting height, with seven positions, enables users to customize grass length, promoting healthier growth. Its durable build and high-wheel design enhance maneuverability across uneven terrain, making it a reliable choice for those who prefer gas-powered mowers.
Overview of the Sun Joe 15-Inch Electric Powered Lawn Dethatcher
The Sun Joe 15-Inch Electric Powered Lawn Dethatcher is a more budget-friendly option at $169.99, making it about 55% cheaper than the Ezasin mower. Equipped with a powerful 13-amp motor, it excels in removing thatch and aerating the lawn, which is essential for promoting grass health. This model features a 2-in-1 function that allows for both dethatching and scarifying, enabling users to rejuvenate their lawn effectively. The customizable depth control with five positions lets you tailor your lawn care approach, while the large collection bag simplifies cleanup, making it an efficient tool for lawn maintenance.
Performance Comparison
When it comes to performance, the Ezasin mower boasts a robust 170cc engine delivering 4.0 HP, allowing it to tackle thick grass and larger areas effectively. In contrast, the Sun Joe dethatcher features a 13-amp motor, which is powerful for its intended use of dethatching and aerating but does not provide the same mowing capability as the Ezasin. The Ezasin’s blade operates at 2900 RPM, ensuring a clean cut, while the Sun Joe is designed for different turf care tasks. Thus, if you need a reliable mower for regular grass cutting, the Ezasin stands out, whereas the Sun Joe is ideal for lawn rejuvenation tasks.
Cutting Versatility
The Ezasin mower shines in cutting versatility with its 3-in-1 system, allowing users to choose between bagging, mulching, and side discharge. This feature is particularly beneficial for adapting to varying lawn conditions and seasonal needs. The seven-position cutting height adjustment caters to different grass lengths, offering flexibility for lawn care. Meanwhile, the Sun Joe dethatcher focuses on thatch removal and aeration. Its depth control allows for five customizable settings, but it does not provide a mowing function. If you prioritize mowing versatility, the Ezasin is superior; for lawn care focused on thatch management, the Sun Joe excels.
Size and Maneuverability
In terms of size and maneuverability, the Ezasin mower features a 21-inch cutting width, enabling it to cover more ground in fewer passes, which can significantly reduce mowing time. The high-wheel design, with 10-inch rear wheels and 8-inch front wheels, enhances its ability to navigate uneven terrain comfortably. On the other hand, the Sun Joe dethatcher has a 15-inch width, making it easier to handle in smaller spaces but less efficient for larger lawns. Its four easy-glide wheels ensure smooth maneuvering across the lawn, reducing user fatigue. For those with larger or uneven lawns, the Ezasin is more advantageous, while the Sun Joe is better suited for smaller, flat areas.
Maintenance and Support
Both products offer ease of maintenance, but they cater to different needs. The Ezasin mower is designed for reliable performance with a strong focus on after-sales support, ensuring users can get assistance promptly. The robust engine of the Ezasin may require more regular maintenance compared to the electric Sun Joe, which typically demands less upkeep. The Sun Joe's electric nature means no gas or oil changes, making it a low-maintenance option for users prioritizing convenience. However, for those who prefer the power and performance of a gas mower, the Ezasin's support may outweigh the maintenance concerns.
Price Comparison
The Ezasin mower is priced at $379.99, while the Sun Joe dethatcher is significantly less at $169.99, making it about 55% cheaper. This substantial price difference may influence buyers depending on budget constraints and intended use. If you require a comprehensive mowing solution, the investment in the Ezasin may be justified. However, for those looking primarily to dethatch and aerate their lawn, the Sun Joe provides excellent value without breaking the bank. The choice ultimately hinges on how much you’re willing to invest for comprehensive lawn care versus targeted maintenance.
Which should you buy?
Choosing between the Ezasin 21" Self-Propelled Gas Lawn Mower and the Sun Joe 15-Inch Electric Powered Lawn Dethatcher depends on your specific lawn care needs. If you need a powerful mower capable of handling larger lawns with various cutting options, the Ezasin is the clear choice despite its higher price. However, if you are focused on dethatching and aerating and are working within a smaller budget, the Sun Joe offers remarkable efficiency and value. Consider your lawn size, maintenance preferences, and budget to make the best decision for your landscaping needs.

