PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn vs Scotts Outdoor Power Tools 2000-20S 20-Inch
Updated July 2026 — PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn leads on engine size and price.
The PowerSmart mower offers more power and versatility, while the Scotts mower is a simpler, eco-friendly choice. For larger lawns, PowerSmart is preferable.
Why PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn is better
Power
PowerSmart has a 170cc engine compared to Scotts' manual operation.
Functionality
PowerSmart offers 3-in-1 mowing options versus Scotts' basic cutting.
Cutting Width
PowerSmart has a 21-inch cutting width compared to Scotts' 20-inch.
Why Scotts Outdoor Power Tools 2000-20S 20-Inch is better
Eco-Friendliness
Scotts operates without gas or oil.
Weight
Scotts is lighter and easier to maneuver.
Maintenance
Scotts requires no engine maintenance.
Overall score
Specifications
| Spec | PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn | Scotts Outdoor Power Tools 2000-20S 20-Inch |
|---|---|---|
| Power Source | Gas | Manual |
| Cutting Height | 1.5-3.9 in | 1-3 in |
| Drive Type | Self-Propelled | Push |
| Bestseller Rank | 7264 | 16124 |
| Material | Steel | Steel |
Dimension comparison
Overview of the Products
The PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn Mower offers a more powerful mowing experience, while the Scotts 20-Inch 5-Blade Classic Push Reel Lawn Mower provides an eco-friendly, manual alternative. The PowerSmart mower is priced at $297.49, which is about 98% more expensive than the Scotts mower, available at $149.99. This significant price difference highlights the varying functionalities and target user preferences between the two models.
Engine and Power Source
The PowerSmart mower is equipped with a 170cc OHV engine that delivers reliable performance and is ideal for tackling tough mowing jobs. In contrast, the Scotts mower operates without any motor, relying purely on human power for operation. This distinction not only affects the overall user experience but also the maintenance considerations; the PowerSmart requires fuel and engine upkeep, while the Scotts mower is entirely maintenance-free, appealing to users looking for simplicity and sustainability.
Cutting Width and Efficiency
In terms of cutting width, the PowerSmart features a 21-inch steel deck, allowing for efficient mowing of larger areas. This wider cutting path reduces mowing time significantly compared to the Scotts mower’s 20-inch cutting width. However, the difference in cutting width is minimal—only one inch—but it may influence efficiency for users with medium to large yards. The PowerSmart’s enhanced efficiency is a key selling point for those with extensive lawns, while the Scotts mower may still adequately serve smaller spaces.
Mowing Functionality
The PowerSmart mower offers a versatile 3-in-1 functionality that includes bagging, mulching, and rear discharge capabilities. This feature allows users to choose the best mowing option for their lawn care needs, whether they prioritize cleanup, nutrient recycling, or quick mowing. Conversely, the Scotts mower is a classic push reel type that does not feature bagging or mulching options, focusing instead on a clean cut without the fuss of collecting clippings. This makes the PowerSmart more versatile for diverse lawn care tasks.
Height Adjustment Features
Height adjustment plays a crucial role in achieving a well-manicured lawn. The PowerSmart mower features a 6-position height adjustment lever, allowing users to choose cutting heights between 1.5 inches to 3.9 inches. This adaptability is beneficial for matching grass length and lawn appearance. On the other hand, the Scotts mower offers a more straightforward 1-inch to 3-inch cutting height adjustment with a quick-snap mechanism. While both mowers allow for height customization, the PowerSmart offers a wider range, giving users more control over their mowing experience.
Maneuverability and Design
Maneuverability is another critical aspect where the two mowers differ. The PowerSmart features a self-propelled design with large 10-inch rear wheels, enhancing its capability to navigate uneven terrain and slopes with ease. In contrast, the Scotts mower, being a manual push model, is lightweight and easy to operate, but may require more effort on rough ground. The design choice of the PowerSmart caters to those who prefer a less physically strenuous mowing experience, while the Scotts mower appeals to users who value a traditional, simpler approach.
Environmental Impact
When considering environmental factors, the Scotts mower stands out as an eco-friendly option. It operates without gas or oil, significantly reducing carbon emissions compared to gas-powered alternatives like the PowerSmart mower. The emphasis on a pollution-free operation aligns with the growing trend of sustainable lawn care practices. This makes the Scotts mower an attractive choice for environmentally conscious consumers who want to maintain their lawns without contributing to air pollution.
Which should you buy?
Choosing between the PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn Mower and the Scotts Outdoor Power Tools 2000-20S 20-Inch 5-Blade Classic Push Reel Lawn Mower ultimately depends on your specific needs and preferences. If you have a large yard and prioritize versatility, ease of use, and power, the PowerSmart mower, despite its higher price, is likely the better option. However, if you prefer an eco-friendly solution for a smaller lawn and appreciate the simplicity of a manual mower, the Scotts model, at $149.99, is a compelling choice. Each mower serves distinct customer needs, making the decision a matter of lifestyle and lawn care requirements.

