Ezasin 21" Self-Propelled Gas Lawn Mower, 170cc vs WORX Nitro 21" Cordless Lawn Mower, Brushless
Updated July 2026 — Ezasin 21" Self-Propelled Gas Lawn Mower, 170cc wins on weight and wheels, WORX Nitro 21" Cordless Lawn Mower, Brushless wins on battery life and power.
The WORX Nitro offers advanced technology and better efficiency, making it a more appealing choice for modern lawn care.
Why Ezasin 21" Self-Propelled Gas Lawn Mower, 170cc is better
Power
Gas engine provides reliable power for thick grass.
Cutting Width
21-inch cutting deck covers more ground.
Customer Support
Ezasin promises quick customer service response.
Why WORX Nitro 21" Cordless Lawn Mower, Brushless is better
Technology
Brushless motor offers 40% more power.
Runtime
Dual batteries provide up to 50 minutes of runtime.
Cut Quality
Aerodeck technology enhances cut quality and efficiency.
Overall score
Specifications
| Spec | Ezasin 21" Self-Propelled Gas Lawn Mower, 170cc | WORX Nitro 21" Cordless Lawn Mower, Brushless |
|---|---|---|
| Engine Type | Gas | Electric |
| Cutting System | 3-in-1 | 3-in-1 |
| Sales Rank | 27166 | 4856 |
| Height Range | 1-3 in | 1.5-4 in |
| Power Output | 4.0 HP | 40% more |
Dimension comparison
Overview of the Ezasin 21" Self-Propelled Gas Lawn Mower
The Ezasin 21" Self-Propelled Gas Lawn Mower is priced at $379.99 and is designed for effective mowing with a powerful 170cc 4-stroke engine. This mower features a 3-in-1 cutting system that allows for bagging, mulching, and side discharge. With a sales rank of 27,166, it’s a decent option for homeowners looking to maintain medium-sized lawns.
This mower's 21-inch stamped steel deck enhances cutting efficiency, while the adjustable cutting height offers seven customizable positions from 1 to 3 inches. Its high-wheel design with 10-inch rear and 8-inch front wheels facilitates easy maneuverability across uneven terrain. Ezasin promises reliable customer service, making it a solid choice for those seeking dependable lawn care equipment.
Overview of the WORX Nitro 21" Cordless Lawn Mower
The WORX Nitro 21" Cordless Lawn Mower is also priced at $379.99 but boasts a more modern electric design. This mower is equipped with a brushless motor that offers 40% more power and 10% longer runtime compared to earlier models, making it ideal for lawns up to half an acre. It holds a much higher sales rank at 4,856, indicating its popularity among consumers.
Featuring aerodeck technology, the WORX mower enhances airflow in the cutting deck, which improves cut quality and efficiency. It also supports a 3-in-1 functionality with options for bagging, mulching, and side discharge. The cutting height can be adjusted easily with a single lever across seven positions, ranging from 1.5 to 4 inches, catering to various grass types and conditions.
Engine and Power Comparison
The Ezasin mower features a robust 170cc 4-stroke engine that delivers dependable power for tackling thick grass, while the WORX mower operates on a brushless electric motor. The Ezasin engine provides 4.0 HP, making it suitable for various mowing conditions. In contrast, the WORX mower's brushless technology is designed for efficiency, providing 40% more power than its predecessors.
While both models are priced the same, the Ezasin's gas engine may appeal to those who prefer traditional power sources, whereas the WORX's electric motor eliminates emissions and noise, offering a more environmentally friendly option. The choice of engine type could significantly influence buyer preference based on lawn size and personal values regarding energy use.
Cutting Performance and Versatility
Both mowers excel in cutting performance, but they approach it differently. The Ezasin mower features a 21-inch cutting deck and operates at 2900 RPM, enabling it to cover more ground quickly. Its 3-in-1 cutting system allows users to switch seamlessly between bagging, mulching, and side discharge, adapting to various lawn conditions and preferences.
The WORX Nitro, on the other hand, employs aerodeck technology, which enhances airflow within the deck to reduce clumping and improve cut quality. Its 3-in-1 functionality also includes bagging, mulching, and side discharge. However, the cutting height adjustment ranges from 1.5 to 4 inches, which may limit some users who prefer shorter cuts. Both mowers provide flexibility, but the cutting system's effectiveness can vary based on individual lawn care routines.
Maneuverability and Ease of Use
When it comes to maneuverability, the Ezasin mower is designed with high wheels that facilitate movement across uneven terrain, making it easier to push in various conditions. Its durable construction and 10-inch rear wheels provide stability and traction, essential for navigating challenging landscapes.
Conversely, the WORX Nitro features a fully collapsible handle, allowing for space-saving storage and easy adjustments to the handle height for user comfort. This design might appeal to those with limited storage space or who prioritize ease of handling. While both mowers offer good maneuverability, the WORX mower's storage convenience and adjustability may provide additional benefits to users.
Battery Life and Maintenance
The Ezasin mower requires traditional maintenance typically associated with gas engines, including oil changes and fuel management. This might be seen as a drawback for users looking for low-maintenance options. However, its performance is reliable for those who prefer gas-powered equipment.
In contrast, the WORX Nitro operates on dual 20V 5.0 Ah batteries, which can deliver up to 50 minutes of runtime. The batteries are compatible with over 140 WORX tools, further enhancing their utility. The absence of emissions and the quieter operation of the WORX mower may be significant advantages for environmentally conscious consumers. However, users need to be aware of battery management and charging times, which can be a consideration for those with larger lawns.
Customer Support and After-Sales Service
Ezasin emphasizes customer service, promising quick and hassle-free solutions for any issues that may arise, which can be reassuring for new buyers. Their commitment to resolving customer queries within 24 hours adds value to their product, enhancing the overall user experience.
WORX also provides solid customer support, but specific after-sales service details were not highlighted in the provided data. The popularity of the WORX Nitro, reflected in its higher sales rank, suggests that many users are satisfied with their purchase and the support offered. This difference in customer service emphasis can influence buyer decisions, especially for those who prioritize after-sales assistance.
Which should you buy?
Choosing between the Ezasin 21" Self-Propelled Gas Lawn Mower and the WORX Nitro 21" Cordless Lawn Mower ultimately depends on your preferences and lawn care needs. If you value a powerful gas engine and traditional mowing performance, the Ezasin may be the better option for you. However, if you prefer an environmentally friendly, low-maintenance electric mower with advanced technology, the WORX Nitro offers compelling features and versatility.
Both mowers are priced the same at $379.99, but the WORX's advanced technology and higher sales rank might provide it an edge in the eyes of many buyers. Ultimately, consider your lawn size, preferred power source, and maintenance preferences to make the best decision for your lawn care needs.

