PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn vs PowerSmart Push Electric Lawn Mower 14-Inch
Updated July 2026 — PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn wins on power and weight, PowerSmart Push Electric Lawn Mower 14-Inch wins on bag capacity.
The PowerSmart 21-Inch Gas Mower excels in power and efficiency, making it ideal for larger yards, while the Push Electric Mower is a budget-friendly choice for smaller lawns.
Why PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn is better
Cutting Width
21-inch cutting width vs 14-inch
Power
170cc engine vs 12.5 AMP motor
Versatility
3-in-1 functionality vs 2-in-1
Why PowerSmart Push Electric Lawn Mower 14-Inch is better
Price
$129.99 vs $297.49
Weight
Lightweight design vs heavier gas mower
Maintenance
Minimal upkeep vs regular maintenance required
Overall score
Specifications
| Spec | PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn | PowerSmart Push Electric Lawn Mower 14-Inch |
|---|---|---|
| Engine Type | Gas | Electric |
| Cutting Height | 1.5-3.9 in | 1-3 in |
| Drive Type | Self-Propelled | Push |
| Emissions | Gas | Zero |
| Mowing Area | Large | Small |
Dimension comparison
Overview of the PowerSmart Lawn Mowers
In this comparison, we will examine two lawn mowers from PowerSmart: the PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn Mower and the PowerSmart Push Electric Lawn Mower 14-Inch 12.5AMP. The former is a gas-powered mower, while the latter is an electric model, catering to different user preferences and yard sizes.
The PowerSmart 21-Inch mower is priced at $297.49 and is designed for medium to large yards with its robust 21-inch cutting width. In contrast, the PowerSmart Push Electric mower is more compact, with a 14-inch cutting width, and is available for $129.99. This significant price difference of about 56% makes it essential to consider the advantages and drawbacks of each option based on your specific mowing needs.
Power and Performance
The PowerSmart 21-Inch mower is powered by a 170cc OHV engine, providing substantial power for tackling tough grass and uneven terrain. This self-propelled model features rear-wheel drive, enabling it to handle slopes effectively, making it ideal for larger yards where maneuverability is crucial.
On the other hand, the PowerSmart Push Electric mower operates on a 12.5 AMP motor, which is sufficient for smaller lawns, specifically up to 1/8 acre. It offers a lightweight and gasless alternative, reducing the complexity of maintenance associated with gas-powered mowers. While it may not match the raw power of the gas model, its performance is adequate for light to moderate mowing tasks.
Cutting Width and Efficiency
When it comes to cutting efficiency, the PowerSmart 21-Inch mower stands out with its 21-inch cutting width, allowing for quicker mowing sessions. This larger blade area can significantly cut down the time spent mowing, especially in medium to large yards. It also features a 3-in-1 functionality, offering bagging, mulching, and rear discharge options, which enhances its versatility.
The PowerSmart Push Electric mower, with its 14-inch cutting width, is better suited for smaller gardens. While this compact size makes it easy to navigate tight spaces, it does require more passes to cover the same area as the gas mower. Additionally, it offers a 2-in-1 system for rear discharge and mulching, but lacks the more comprehensive options of the 21-Inch model.
Cutting Height Adjustability
Both mowers offer adjustable cutting heights, but they differ in their range. The PowerSmart 21-Inch mower features a 6-position height adjustment, allowing users to customize the cutting height from 1.5 inches to 3.9 inches. This range provides flexibility to adapt to various grass lengths and seasonal changes.
Conversely, the PowerSmart Push Electric mower has 6 changeable cutting height adjustments, ranging from 1 inch to 3 inches. While it offers a decent range for a small electric mower, it does not provide the same maximum height as the gas model. This can be a consideration for those who prefer longer grass or have specific lawn care preferences.
Maneuverability and Weight
Maneuverability is a key aspect for any lawn mower, especially in yards with obstacles or uneven terrain. The PowerSmart 21-Inch mower features large 10-inch rear wheels, providing excellent traction and ease of movement over slopes. However, it is heavier due to its gas engine and steel deck.
In contrast, the PowerSmart Push Electric mower is lightweight and designed for easy handling. Its compact frame and adjustable handle height enhance user comfort, making it a suitable choice for those who might struggle with the heft of a gas mower. This lightweight design allows for easier storage and transport, particularly for urban dwellers with limited garage space.
Environmental Impact
From an environmental standpoint, the PowerSmart Push Electric mower is the more sustainable choice. It operates without gas, producing zero emissions during use, which is increasingly important for eco-conscious consumers. Its energy-efficient motor also minimizes electricity consumption compared to gas-powered alternatives.
In contrast, the PowerSmart 21-Inch mower, being gas-powered, emits exhaust fumes and requires regular maintenance like oil changes and filter replacements. This can be a consideration for those looking to reduce their carbon footprint and embrace more sustainable gardening practices.
Maintenance and Upkeep
When it comes to maintenance, the PowerSmart Push Electric mower has the upper hand. It requires minimal upkeep, with no need for oil changes or gas refills. Users simply need to ensure the power cord is intact and the blade is sharp for optimal performance.
On the other hand, the PowerSmart 21-Inch mower requires more attention. Regular maintenance tasks include checking the engine oil, air filter, and spark plugs. While these tasks are manageable for many, they do add to the overall ownership cost and effort over time.
Which should you buy?
Choosing between the PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn Mower and the PowerSmart Push Electric Lawn Mower ultimately depends on your specific needs. If you have a medium to large yard and require a powerful mower that can handle tough terrain, the gas-powered model is worth the investment at $297.49. However, for those with smaller lawns or who prioritize ease of use and environmental impact, the electric mower at $129.99 is a practical and budget-friendly option. Consider your lawn size, terrain, and maintenance preferences to make the best decision for your mowing needs.

