AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower with vs Westinghouse 16" 15-Amp 2-in-1 Electric Dethatcher
Updated July 2026 — AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower with wins on power and weight, Westinghouse 16" 15-Amp 2-in-1 Electric Dethatcher wins on rpm and collection bag.
The AMERISUN mower offers superior mowing versatility and performance, while the Westinghouse excels in dethatching. Choose based on your primary lawn care needs.
Why AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower with is better
Mowing Capability
AMERISUN provides 3-in-1 mowing options.
Build Quality
AMERISUN features a rust-resistant steel deck.
Engine Power
AMERISUN has a powerful 144cc gas engine.
Why Westinghouse 16" 15-Amp 2-in-1 Electric Dethatcher is better
Price
Westinghouse is more budget-friendly.
Weight
Westinghouse is lighter and easier to transport.
Dethatching Function
Westinghouse specializes in lawn health through dethatching.
Overall score
Specifications
| Spec | AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower with | Westinghouse 16" 15-Amp 2-in-1 Electric Dethatcher |
|---|---|---|
| Engine Type | Gas | Electric |
| Mowing Options | 3-in-1 | 2-in-1 |
| Cutting Height | 1.5-3.9 in | 0.25-0.5 in |
| Warranty | N/A | 2 Years |
| Price | $238.49 | $159.99 |
Dimension comparison
Overview of the AMERISUN 21-Inch Push Gas Lawn Mower
The AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower offers a versatile solution for managing your lawn with a powerful 144cc engine, suitable for small to medium yards. Priced at $238.49, it allows for mulching, bagging, and side discharge, catering to various mowing preferences. The mower’s 21-inch rust-resistant steel deck is designed for durability and efficient cutting, making it a robust option for residential use.
In comparison, the Westinghouse 16" 15-Amp Electric Dethatcher, priced at $159.99, focuses on lawn maintenance through aeration and dethatching. Although it serves a different primary function, its price point makes it an attractive choice for homeowners looking to improve lawn health without the need for a gas mower.
Performance Comparison
The AMERISUN mower is powered by a 144cc 4-stroke OHV engine, which delivers strong cutting power and smooth operation for efficient lawn care. This engine is designed for easy starting, making it user-friendly for those who may not have experience with gas-powered equipment. In contrast, the Westinghouse dethatcher features a 15A electric motor, generating up to 3500 RPM, which is powerful enough for dethatching and aerating lawns.
While the AMERISUN excels in mowing performance and versatility, the Westinghouse targets lawn health by removing thatch and promoting nutrient absorption, making it essential for revitalizing lawns but not for mowing grass.
Mowing Versatility
The AMERISUN mower stands out with its 3-in-1 functionality, allowing users to choose between mulching, bagging, and side discharge options. This versatility is essential for maintaining a tidy lawn and accommodating different seasonal needs. The large 1.4-bushel grass catcher minimizes the effort required to keep your yard clean.
On the other hand, the Westinghouse dethatcher is not designed for mowing but instead offers a 2-in-1 function as both a dethatcher and scarifier. With 20 steel scarifying blades, it effectively loosens thick thatch, providing a healthy environment for grass roots. However, if you need a tool primarily for mowing, the AMERISUN offers far superior versatility.
Build Quality and Design
The AMERISUN mower features a 21-inch rust-resistant steel deck, which is a significant advantage for durability and handling tough grass. It weighs 68 lbs, making it relatively lightweight and easy to maneuver, especially with its durable wheels. The adjustable cutting height from 1.5 inches to 3.9 inches allows for tailored lawn care.
In contrast, the Westinghouse dethatcher, weighing just 29.5 lbs, is designed for ease of use and transport, featuring a foldable handle and a detachable 14.5-gallon thatch collection bag. While it may not match the robust design of the AMERISUN, its lightweight construction and user-friendly features make it an appealing option for those focused on dethatching.
Price and Value
The AMERISUN is priced at $238.49, while the Westinghouse is more budget-friendly at $159.99, making it about 33% cheaper. This price difference may be crucial for homeowners on a budget or those who do not require mowing capabilities. The Westinghouse’s price reflects its specialized function as a dethatcher and scarifier, potentially providing better value for individuals primarily concerned with lawn health rather than mowing.
However, for those looking for a comprehensive lawn care solution that includes mowing, the investment in the AMERISUN may prove worthwhile in the long run.
Ease of Use
The AMERISUN mower is designed for easy maneuverability with its lightweight build and user-friendly recoil start system. The adjustable cutting height is also a significant benefit, allowing homeowners to maintain their lawns easily.
On the other hand, the Westinghouse dethatcher offers five adjustable height settings, making it versatile for different lawn conditions. Its motor overload auto shutdown feature adds a layer of safety during operation. However, being an electric tool, it requires a power source, which may limit its convenience in certain situations compared to the gas-powered AMERISUN.
Customer Popularity
The AMERISUN does not have a specified sales rank, but its features suggest it is a solid choice among gas mowers. In contrast, the Westinghouse dethatcher holds a bestseller rank of 15,317, indicating popularity and a positive reception among users. This ranking may reflect the effectiveness of the dethatcher in improving lawn health, which could be a deciding factor for homeowners seeking specialized lawn care equipment.
Which should you buy?
Choosing between the AMERISUN 21-Inch Push Gas Lawn Mower and the Westinghouse 16" Electric Dethatcher ultimately depends on your lawn care needs. If you require a versatile mower that can efficiently handle various mowing tasks and provide a clean and tidy lawn, the AMERISUN is the better option despite its higher price of $238.49. However, if your focus is on improving lawn health through dethatching and you prefer a more budget-friendly tool at $159.99, the Westinghouse is a valuable choice. Each product serves distinct purposes, so consider your specific lawn care requirements before making a decision.

