Greenworks 40V 17" Cordless Lawn Mower – Brushless vs SENIX 22-Inch Gas Walk Behind Brush Cutter and
Updated July 2026 — Greenworks 40V 17" Cordless Lawn Mower – Brushless wins on battery and height adjust, SENIX 22-Inch Gas Walk Behind Brush Cutter and wins on runtime and weight.
The Greenworks mower is ideal for small yards with low maintenance needs, while the SENIX brush cutter excels in power for larger properties.
Why Greenworks 40V 17" Cordless Lawn Mower – Brushless is better
Price
Greenworks mower is $119 cheaper.
Maintenance
No oil changes or fuel mixing required.
Noise
30% quieter than gas mowers.
Why SENIX 22-Inch Gas Walk Behind Brush Cutter and is better
Power
160cc engine for heavy-duty tasks.
Cutting Width
22-inch cutting swath for larger areas.
Durability
Steel deck for rugged use.
Overall score
Specifications
| Spec | Greenworks 40V 17" Cordless Lawn Mower – Brushless | SENIX 22-Inch Gas Walk Behind Brush Cutter and |
|---|---|---|
| Engine Type | Brushless | 4-Cycle |
| Warranty | 3 Years | 3 Years |
| Fuel Type | Electric | Gas |
| Cutting Heights | 6 | 5 |
| Mowing Area | 1/4 Acre | Large |
Dimension comparison
Overview of the Greenworks 40V 17" Cordless Lawn Mower
The Greenworks 40V 17" Cordless Lawn Mower is designed for those seeking a quiet, efficient, and environmentally friendly mowing solution. Priced at $279.99, it boasts a powerful brushless motor that delivers up to 35 minutes of runtime on a single charge with the included 4.0Ah battery. This model is particularly appealing for small to medium-sized yards, accommodating up to 1/4 acre. Additionally, it offers a versatile 2-in-1 functionality, allowing users to switch between mulching and bagging grass clippings effortlessly.
Overview of the SENIX 22-Inch Gas Walk Behind Brush Cutter
The SENIX 22-Inch Gas Walk Behind Brush Cutter is tailored for tackling larger properties and more challenging terrains. Retailing at $398.99, this gas-powered machine features a robust 160cc 4-cycle engine, designed for professional-grade performance. Its 22-inch cutting swath and heavy-duty .155-inch trimmer line make it highly efficient for managing dense weeds and overgrown brush. With adjustable cutting heights and a steel deck, this brush cutter is built for versatility in various conditions.
Performance Comparison
In terms of performance, the Greenworks mower excels in providing a quiet operation with its brushless motor, which is 30% quieter than traditional gas mowers. This makes it ideal for residential areas where noise might be a consideration. The SENIX brush cutter, on the other hand, is engineered for power and efficiency, making it suitable for larger and more challenging landscapes. While the Greenworks mower operates on battery power, limiting its runtime to about 35 minutes, the SENIX’s gas engine allows for continuous operation, making it a better choice for extensive mowing tasks.
Maneuverability and Ease of Use
Maneuverability is a significant factor for both products, but they cater to different needs. The Greenworks mower features a lightweight 17-inch steel deck, making it easy to push and navigate through tight spaces. Its 50% reduced noise level compared to gas mowers adds to the user-friendly experience. The SENIX brush cutter, with its 14-inch rubber high wheels, is designed for easy movement over rough or uneven ground, ensuring that users can easily handle challenging terrains. However, its bulkier design may not be as agile in small yards compared to the Greenworks mower.
Maintenance Requirements
When it comes to maintenance, the Greenworks mower offers a hassle-free experience. It requires no oil changes, fuel mixing, or pull cords, appealing to users who prefer a low-maintenance option. The brushless motor is built for longevity and efficiency, further reducing upkeep. Conversely, the SENIX brush cutter, while powerful, does necessitate more maintenance due to its gas engine. Users must manage fuel, oil changes, and potential emissions issues. This difference in maintenance requirements can significantly impact the ownership experience for consumers.
Warranty and Reliability
Both products come with a solid warranty, enhancing their reliability. The Greenworks mower is backed by a 3-year warranty on both the tool and the battery, which is a significant advantage for those concerned about long-term performance. The SENIX brush cutter also offers a 3-year limited warranty, ensuring that users have support for their purchase. However, the simplicity of the Greenworks mower’s cordless design may lend itself to greater reliability over time, reducing the chances of mechanical failure common in gas-powered equipment.
Price Comparison
Price is a crucial factor when comparing these two models. The Greenworks mower is priced at $279.99, making it about 30% cheaper than the SENIX brush cutter, which retails at $398.99. This price difference may influence buyers who are budget-conscious or looking for a straightforward mowing solution without the complexities of gas-powered equipment. However, for those needing a powerful brush cutter for larger properties, the investment in the SENIX may be justified despite its higher price.
Which should you buy?
When deciding between the Greenworks 40V 17" Cordless Lawn Mower and the SENIX 22-Inch Gas Walk Behind Brush Cutter, it ultimately comes down to your specific needs. If you have a small to medium yard and prioritize ease of use and low maintenance, the Greenworks mower is an excellent choice, delivering performance at a lower price point. However, if you require a more powerful machine for larger areas and tougher vegetation, the SENIX brush cutter, despite its higher cost, offers the necessary capabilities. Consider your yard size, terrain, and personal preferences to make the best decision for your mowing needs.

