AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc vs Sun Joe 15-Inch Electric Powered Lawn Dethatcher
Updated July 2026 — AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc leads on sales rank and power.
The AMERISUN mower excels in cutting performance and versatility, while the Sun Joe is a more budget-friendly option focused on lawn health.
Why AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc is better
Cutting Width
21-inch cutting deck for efficient mowing
Engine Power
144cc gas engine for reliable performance
Versatility
3-in-1 functionality for various lawn care needs
Why Sun Joe 15-Inch Electric Powered Lawn Dethatcher is better
Price
$169.99 is more affordable
Maintenance
Less maintenance required for electric model
Weight
Lighter and easier to maneuver
Overall score
Specifications
| Spec | AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc | Sun Joe 15-Inch Electric Powered Lawn Dethatcher |
|---|---|---|
| Engine Type | Gas | Electric |
| Mowing Options | 3-in-1 | 2-in-1 |
| Cutting Height | 1.5"-3.9" | Adjustable |
| Power Source | Gasoline | Corded |
| Durability | Steel Deck | Plastic |
Dimension comparison
Overview of the Products
When comparing the AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower and the Sun Joe 15-Inch Electric Powered Lawn Dethatcher, it is clear that they cater to different lawn care needs. The AMERISUN mower, priced at $238.49, is designed for cutting grass efficiently, while the Sun Joe dethatcher, available for $169.99, focuses on maintaining lawn health by removing thatch. Understanding these distinctions will help you choose based on your specific yard care requirements.
Engine and Power Source
The AMERISUN features a powerful 144cc 4-cycle OHV engine that provides reliable cutting performance for small to medium-sized lawns. This gas-powered mower is ideal for those who prefer the traditional method of mowing with an engine that promises consistent results. In contrast, the Sun Joe utilizes a 13-amp electric motor, which is excellent for reviving grass and aerating the lawn rather than cutting. The electrical aspect means it is quieter and more environmentally friendly, but it limits mobility, requiring a power outlet nearby.
Cutting Performance
In terms of cutting performance, the AMERISUN mower offers a broad 21-inch cutting deck, allowing for efficient mowing across larger areas. This feature helps reduce mowing time significantly. The Sun Joe, on the other hand, has a smaller 15-inch width, which makes it more suitable for targeted dethatching rather than general lawn mowing. The latter’s design focuses on depth control, allowing users to customize the dethatching depth to their lawn’s needs, but it does not replace the need for a mower like the AMERISUN for regular grass cutting.
Versatility in Lawn Care
The AMERISUN is a versatile 3-in-1 machine that offers mulching, bagging, and side discharge options, making it adaptable for different lawn care practices. This feature is particularly useful for homeowners looking to fertilize naturally or maintain a clean yard with ease. Conversely, the Sun Joe serves a different purpose by providing a 2-in-1 solution of dethatching and scarifying, which is essential for lawn rejuvenation. Each product excels in its niche but serves distinct roles in lawn care.
Weight and Maneuverability
Weighing 68 pounds, the AMERISUN mower is designed for stability and ease of maneuverability, featuring durable wheels that enhance its control over various terrains. While this weight might pose a challenge for some, it is manageable for those accustomed to using push mowers. The Sun Joe dethatcher, designed with four easy-glide wheels, offers effortless navigation across the lawn, reducing user fatigue. It is important to consider terrain and personal strength when selecting between these two options.
Maintenance and Storage
The AMERISUN mower requires regular maintenance typical of gas-powered machines, including oil changes and engine upkeep. However, its foldable handle allows for compact storage, which can be a plus for those with limited space. The Sun Joe dethatcher, being electric, involves less maintenance, primarily focused on cleaning the collection bag. Its compact design also supports easy storage. For those who prefer low-maintenance options, the Sun Joe might be more appealing.
Price Comparison
The AMERISUN is priced at $238.49, while the Sun Joe is available for $169.99, making the Sun Joe about 29% cheaper. While the price difference is significant, it reflects the distinct functionalities of each product. If your primary need is mowing, the investment in the AMERISUN may be justified. However, if you’re looking to maintain lawn health and manage thatch, the Sun Joe offers a more budget-friendly choice.
Sales Rank and Popularity
The AMERISUN holds a sales rank of 8653, while the Sun Joe is considerably more popular with a sales rank of 2581. This suggests that the Sun Joe is favored among consumers, potentially due to its lower price point and effective dethatching capabilities. The popularity of the Sun Joe might also indicate a growing awareness of lawn maintenance practices among homeowners, focusing on lawn health and aeration.
Which should you buy?
Ultimately, choosing between the AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower and the Sun Joe 15-Inch Electric Powered Lawn Dethatcher depends on your lawn care needs. If your focus is on efficient grass cutting, the AMERISUN is a solid choice, despite its higher price. Conversely, if you are more concerned with maintaining lawn health and managing thatch, the Sun Joe presents a cost-effective solution. Evaluating your lawn's requirements will guide you to the best option for your yard care strategy.

