Earthwise LSW70021 21-Inch Width Leaf & Grass Push vs PowerSmart 21" 2-in-1 Push Lawn Mower, 144cc
Updated July 2026 — Earthwise LSW70021 21-Inch Width Leaf & Grass Push wins on bag capacity, PowerSmart 21" 2-in-1 Push Lawn Mower, 144cc wins on sales rank and engine size.
The Earthwise LSW70021 is a budget-friendly option for leaf collection, while the PowerSmart mower offers greater versatility for grass cutting.
Why Earthwise LSW70021 21-Inch Width Leaf & Grass Push is better
Price
Earthwise is significantly cheaper at $129.99.
Leaf Collection
Designed specifically for effective leaf collection.
Simplicity
Easier to use for specific leaf cleanup tasks.
Why PowerSmart 21" 2-in-1 Push Lawn Mower, 144cc is better
Versatility
PowerSmart offers both mulching and bagging.
Performance
More powerful engine for diverse grass types.
Maneuverability
Lightweight design makes it easier to navigate.
Overall score
Specifications
| Spec | Earthwise LSW70021 21-Inch Width Leaf & Grass Push | PowerSmart 21" 2-in-1 Push Lawn Mower, 144cc |
|---|---|---|
| Engine | N/A | 144cc |
| Collection Type | Bagging | Mulching/Bagging |
| Height Adjustment | Adjustable | 6 Positions |
| Material | Metal/Plastic | Metal |
| Usage | Leaf Collection | Lawn Mowing |
Dimension comparison
Overview of the Products
The Earthwise LSW70021 and the PowerSmart 21" 2-in-1 Push Lawn Mower serve different purposes in lawn care. The Earthwise lawn sweeper is designed for collecting leaves and light debris, while the PowerSmart mower focuses on cutting grass with added mulching and bagging capabilities. Priced at $129.99, the Earthwise sweeper is about 53% cheaper than the PowerSmart mower, which retails for $279.99. This price difference highlights the distinct functionalities of each product.
Design and Build Quality
The Earthwise LSW70021 features a robust design suitable for collecting dry leaves, with a sweeping width of 21 inches and a medium-capacity collection bag that holds 2.6 bushels. On the other hand, the PowerSmart mower is also 21 inches wide but is built with a lightweight body weighing only 62 lbs, making it easy to maneuver in tight spaces. The design of the Earthwise sweeper emphasizes adjustable height for proper brush contact, ensuring effective leaf collection, whereas the PowerSmart mower emphasizes ease of use with its 6-position height adjustment for cutting grass.
Performance on Different Terrains
Performance varies significantly between the two products based on terrain. The Earthwise sweeper excels on flat, maintained lawns where it can effectively collect dry leaves and light debris. However, it may struggle with tall grass or uneven surfaces. Conversely, the PowerSmart mower's powerful 144cc engine is engineered to provide efficient cutting across various grass types, making it suitable for more diverse lawn conditions, including thicker grass. This versatility gives the PowerSmart mower an edge in terms of performance across different terrains.
Ease of Use
Ease of use is a critical factor for both products. The Earthwise LSW70021 requires multiple passes to achieve optimal results, which may be time-consuming for users. It is essential for users to adjust the brush height properly for effective leaf collection. In contrast, the PowerSmart mower is designed with user convenience in mind; its lightweight structure and easy maneuverability allow for quick navigation around the yard. The mower also features a start/stop control lever for immediate stopping, enhancing user safety and ease of operation, making it a more user-friendly option.
Maintenance and Care
Maintenance requirements differ between the two products. The Earthwise sweeper mainly requires regular emptying of its collection bag and occasional adjustments for optimal brush height. It is specifically designed for dry leaves, so users must avoid using it in wet or windy conditions to maintain its effectiveness. On the other hand, the PowerSmart mower, with its engine and mechanical components, may require more regular maintenance, including oil changes and blade sharpening. However, the mower’s mulching feature can reduce the amount of grass clippings needing disposal, which can be a significant convenience for users.
Versatility of Usage
When it comes to versatility, the PowerSmart mower shines with its 2-in-1 design that combines mulching and rear bagging, allowing users to choose their preferred method of lawn care. This feature not only improves lawn health but also makes cleanup easier. The Earthwise sweeper, while excellent for leaf collection, is limited to that specific task and is not suitable for cutting grass or collecting heavier debris. Therefore, for users looking for multifunctional lawn care equipment, the PowerSmart mower offers greater versatility compared to the Earthwise sweeper.
Customer Satisfaction and Popularity
In terms of popularity, the Earthwise LSW70021 holds a sales rank of 6474, indicating a good level of customer interest. Meanwhile, the PowerSmart mower has a higher sales rank of 18759, suggesting it may not be as widely recognized. However, the Earthwise sweeper appeals to a specific market focused on leaf collection, while the PowerSmart mower caters to a more general audience looking for a reliable lawn mower. Customer satisfaction can vary based on the specific needs of the user and the intended usage of each product.
Which should you buy?
Deciding between the Earthwise LSW70021 and the PowerSmart 21" 2-in-1 Push Lawn Mower ultimately comes down to your specific lawn care needs. If you primarily need a tool for collecting leaves and light debris, the Earthwise sweeper is an effective and budget-friendly option, priced at $129.99. However, if you're looking for a more versatile solution that offers both mulching and bagging capabilities for grass cutting, the PowerSmart mower may be worth the investment at $279.99. The significant price difference reflects their intended uses, so your choice should align with your lawn maintenance priorities.