Earthwise LSW70021 21-Inch Width Leaf & Grass Push vs SENIX 22-Inch Gas Walk Behind Brush Cutter and
Updated July 2026 — Earthwise LSW70021 21-Inch Width Leaf & Grass Push wins on height and bag capacity, SENIX 22-Inch Gas Walk Behind Brush Cutter and wins on weight and wheel size.
The Earthwise LSW70021 is a cost-effective choice for maintaining well-kept lawns, while the SENIX brush cutter excels in handling tougher landscaping tasks. Choose based on your specific lawn care needs.
Why Earthwise LSW70021 21-Inch Width Leaf & Grass Push is better
Price
Earthwise is significantly cheaper at $129.99.
Ease of Use
Earthwise is simpler to operate as a manual push sweeper.
Maintenance
Earthwise requires minimal upkeep compared to gas-powered options.
Why SENIX 22-Inch Gas Walk Behind Brush Cutter and is better
Power
SENIX has a powerful 160cc engine for tougher jobs.
Versatility
SENIX can tackle dense weeds and overgrown areas.
Build Quality
SENIX features a steel deck for durability.
Overall score
Specifications
| Spec | Earthwise LSW70021 21-Inch Width Leaf & Grass Push | SENIX 22-Inch Gas Walk Behind Brush Cutter and |
|---|---|---|
| Engine | N/A | 160cc 4-cycle |
| Collection Type | Bag | None |
| Cutting Width | 21 inches | 22 inches |
| Maneuverability | Good | Excellent |
| Price | $129.99 | $398.99 |
Dimension comparison
Overview of the Products
The Earthwise LSW70021 is a push lawn sweeper priced at $129.99, while the SENIX 22-Inch Gas Walk Behind Brush Cutter and String Trimmer is available for $398.99, making it about 208% more expensive. Both products serve the purpose of lawn maintenance but cater to different needs and yard conditions. The Earthwise model is designed for collecting dry leaves and light debris from maintained lawns, whereas the SENIX brush cutter is ideal for tackling dense weeds and overgrown areas.
Design and Build Quality
The Earthwise LSW70021 features a robust design tailored for maintaining flat lawns, with a 21-inch sweeping width that efficiently collects debris. It has adjustable height control to suit various terrains but is particularly effective on short grass and flat surfaces. In contrast, the SENIX brush cutter boasts a 22-inch cutting swath and a steel cutting deck, designed to handle rougher terrains and larger properties. Its 14-inch rubber wheels enhance maneuverability over uneven ground, making it suitable for more demanding landscaping tasks.
Performance on Different Terrains
When comparing performance, the Earthwise LSW70021 excels in maintaining neat lawns by collecting dry leaves and light debris. However, it requires multiple passes for effective cleanup, especially in less-than-ideal conditions such as tall grass or wet leaves. On the other hand, the SENIX brush cutter is equipped with a powerful 160cc 4-cycle engine that delivers consistent power, allowing it to efficiently tackle dense weeds and overgrowth. This makes it more versatile across a range of outdoor environments.
Ease of Use
Ease of use is a significant factor when considering lawn maintenance tools. The Earthwise LSW70021 is designed for straightforward operation, allowing users to push it across the lawn with relatively little effort. The adjustable height feature ensures the brushes lightly contact the ground, optimizing performance. Conversely, the SENIX brush cutter, while slightly more complex due to its engine, includes ergonomic handling features and easy maneuverability. Its fold-down handle design also allows for convenient storage, which is a plus for users with limited space.
Maintenance and Upkeep
Maintenance requirements differ significantly between these two products. The Earthwise LSW70021, being a manual push sweeper, requires minimal upkeep—mostly involving emptying the collection bag and occasional cleaning of the brushes. The SENIX brush cutter, however, necessitates more attention due to its gas-powered engine. Users must regularly check and change the oil, replace the trimmer line, and ensure the engine is functioning properly. This added complexity may deter some users who prefer low-maintenance options.
Price Comparison
The Earthwise LSW70021 is priced at $129.99, making it a cost-effective solution for basic lawn maintenance. In contrast, the SENIX brush cutter's price of $398.99 represents a significant investment. Although it offers greater performance and versatility, it is about 208% more expensive than the Earthwise model. This price difference may impact a buyer's decision, especially for those on a budget or with smaller lawns.
Target Audience
The Earthwise LSW70021 is primarily aimed at homeowners with well-maintained lawns who need an effective way to collect leaves and light debris. Its design and functionality cater to those who prefer a push mower for simple tasks. Conversely, the SENIX brush cutter is targeted towards property owners with larger areas to maintain, especially those dealing with overgrown brush or dense weeds. Its professional-grade engine and heavy-duty features make it an ideal choice for more demanding landscaping jobs.
Which should you buy?
In conclusion, choosing between the Earthwise LSW70021 and the SENIX brush cutter hinges on your specific lawn care needs. If you have a well-maintained lawn primarily requiring leaf collection, the Earthwise model is an economical choice at $129.99. However, if you are dealing with larger properties or overgrown areas, the SENIX brush cutter, though more expensive at $398.99, offers the power and versatility necessary for more intensive lawn maintenance. Each product excels in its respective category, so your decision should be based on the type of tasks you need to accomplish.

