AMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower for vs Greenworks 13 Amp 14-Inch Corded Dethatcher /
Updated July 2026 — AMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower for wins on weight and power, Greenworks 13 Amp 14-Inch Corded Dethatcher / wins on maneuverability.
The AMRISUN mower excels in mowing capabilities, while the Greenworks dethatcher/scarifier offers great value for lawn maintenance. Choose based on your specific needs.
Why AMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower for is better
Power
AMRISUN has a powerful 170cc engine.
Versatility
AMRISUN offers a 3-in-1 mowing function.
Durability
AMRISUN features a heavy-duty steel deck.
Why Greenworks 13 Amp 14-Inch Corded Dethatcher / is better
Price
Greenworks is 49% cheaper.
Weight
Greenworks is lightweight and easy to maneuver.
Ease of Use
Greenworks has a push-button start.
Overall score
Specifications
| Spec | AMERISUN AMRISUN 21-Inch Self-Propelled Gas Lawn Mower for | Greenworks 13 Amp 14-Inch Corded Dethatcher / |
|---|---|---|
| Engine Type | 170cc Gas | 13 Amp Electric |
| Cutting Height | 1.5-3.9 in | N/A |
| Mowing Function | 3-in-1 | 2-in-1 |
| Starting Method | Pull Start | Push Button |
| Warranty | N/A | 3 Years |
Dimension comparison
Overview of the Products
In this comparison, we examine the AMRISUN 21-Inch Self-Propelled Gas Lawn Mower and the Greenworks 13 Amp 14-Inch Corded Dethatcher / Scarifier. The AMRISUN mower is priced at $314.10, while the Greenworks dethatcher/scarifier is available for $159.90, making it about 49% cheaper than the mower. Though both products serve distinct gardening purposes, understanding their features helps determine which tool is better suited for your lawn care needs.
Power and Performance
The AMRISUN mower boasts a powerful 170cc 4-stroke gas engine, providing robust cutting performance ideal for medium to large yards. This engine allows for easy starting and effective lawn maintenance, making it a top choice for homeowners. In contrast, the Greenworks dethatcher/scarifier features a 13 Amp motor that delivers a no-load speed of 3200 RPM. While the mower is designed for cutting grass, the dethatcher/scarifier's performance focuses on maintaining lawn health by removing thatch and moss. Therefore, if you're looking for mowing capability, the AMRISUN is superior; however, for lawn maintenance, Greenworks excels.
Versatility and Functionality
The AMRISUN mower offers a versatile 3-in-1 mowing function, allowing users to mulch, side discharge, or collect grass in the rear bag. This feature is particularly beneficial for homeowners who value flexibility in lawn care. On the other hand, the Greenworks dethatcher/scarifier provides a 2-in-1 design, enabling users to switch between dethatching and scarifying with ease. Its 3-position tine depth adjustment is essential for adapting to different lawn conditions. While both tools provide versatility, the AMRISUN mower's multiple mowing options cater to a broader range of lawn care needs.
Ease of Use
In terms of ease of use, the AMRISUN mower is equipped with high wheels—10-inch rear and 7-inch front—allowing for smooth maneuvering over uneven terrain. This design is particularly advantageous for yards with slopes or hills. Conversely, the Greenworks dethatcher/scarifier is lightweight and features an easy push-button start, facilitating user-friendly operation. While both products offer ease of use, the AMRISUN mower may require more physical effort due to its heavier gas engine. If you prefer a lightweight option, the Greenworks tool may be the better choice.
Cutting Height Adjustment
The AMRISUN mower stands out with its 6-position adjustable cutting height ranging from 1.5 inches to 3.9 inches. This feature allows users to customize their lawn's appearance according to seasonal needs and grass types. In contrast, the Greenworks dethatcher/scarifier includes a 5-position depth adjustment, but this is specific to removing thatch and preparing the lawn for growth rather than cutting grass. The AMRISUN's broader range of cutting heights provides more flexibility for lawn aesthetics, making it a better fit for those focused on lawn design.
Durability and Build Quality
Durability is a critical factor in lawn care equipment. The AMRISUN mower's heavy-duty steel deck is designed to withstand rigorous use over time, enhancing its longevity. It also features a foldable handle for compact storage, making it a practical choice for those with limited garage space. The Greenworks dethatcher/scarifier, while effective, does not emphasize build quality in the same way, focusing instead on lightweight maneuverability. If long-term durability is a priority, the AMRISUN mower's robust construction may be more appealing.
Price Comparison
The price difference between the AMRISUN mower at $314.10 and the Greenworks dethatcher/scarifier at $159.90 is significant—about 49% cheaper for the Greenworks tool. This price consideration can greatly influence buyer decisions, especially for those on a budget. While the AMRISUN mower offers extensive features for mowing, the Greenworks tool provides essential lawn maintenance capabilities at a much lower entry cost. Therefore, price-sensitive consumers might find the Greenworks dethatcher/scarifier to be an excellent option.
Customer Reception
Both products have garnered positive customer feedback, contributing to their respective bestseller ranks. The AMRISUN mower holds a sales rank of 13,987, indicating a solid presence in the market, while the Greenworks dethatcher/scarifier ranks higher at 9,922. This difference suggests that more consumers favor the Greenworks for its value and effectiveness in lawn maintenance. The higher sales rank of the Greenworks may make it a more reliable choice for those looking for a well-received product.
Which should you buy?
Choosing between the AMRISUN 21-Inch Self-Propelled Gas Lawn Mower and the Greenworks 13 Amp 14-Inch Corded Dethatcher / Scarifier ultimately depends on your specific lawn care needs. If you're focused on mowing a large yard with varying grass heights, the AMRISUN mower is the superior choice due to its powerful engine and versatile cutting options. However, if your primary goal is to maintain a healthy lawn by removing thatch and moss, the Greenworks dethatcher/scarifier presents a more affordable and practical solution. Evaluate your lawn care priorities and budget to make the best decision for your gardening needs.

