LawnMaster GVB1316 Electric 16” 13 Amp Dethatcher vs PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn
Updated July 2026 — LawnMaster GVB1316 Electric 16” 13 Amp Dethatcher wins on rpm and collection bag, PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn wins on engine size and weight.
The LawnMaster GVB1316 is ideal for dethatching and scarifying at a lower price, while the PowerSmart offers a comprehensive mowing solution for larger lawns.
Why LawnMaster GVB1316 Electric 16” 13 Amp Dethatcher is better
Price
LawnMaster is significantly cheaper.
Height Adjustment
LawnMaster has more height settings.
Functionality
LawnMaster excels in lawn preparation.
Why PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn is better
Cutting Width
PowerSmart has a wider cutting path.
Engine Power
PowerSmart has a more powerful engine.
Versatility
PowerSmart offers multiple mowing functions.
Overall score
Specifications
| Spec | LawnMaster GVB1316 Electric 16” 13 Amp Dethatcher | PowerSmart 21-Inch 3-in-1 Gas Self-Propelled Lawn |
|---|---|---|
| Power Source | Electric | Gas |
| Functionality | Dethatching | Mowing |
| Build Material | Plastic | Steel |
| Self-Propelled | No | Yes |
| Price | $124.99 | $297.49 |
Dimension comparison
Overview of the Products
When comparing the LawnMaster GVB1316 Electric Dethatcher and Scarifier to the PowerSmart 21-Inch Gas Self-Propelled Lawn Mower, it’s evident that these two machines serve different purposes in lawn care. The LawnMaster is primarily designed for dethatching and scarifying, while the PowerSmart functions as a versatile lawn mower. The LawnMaster is priced at $124.99, whereas the PowerSmart comes in at $297.49, making the LawnMaster about 58% cheaper.
Purpose and Functionality
The LawnMaster GVB1316 excels in lawn preparation, specifically dethatching and scarifying, which helps improve soil health by allowing nutrients and water to penetrate the ground better. It features a powerful 13 Amp motor and a 16-inch wide path for efficient operation. On the other hand, the PowerSmart lawn mower is designed for mowing and offers a 3-in-1 function with options for bagging, mulching, and rear discharge. With a 21-inch cutting width, it is better suited for cutting grass in medium to large yards.
Performance and Power
In terms of performance, the LawnMaster's 13 Amp motor can reach up to 3700 RPM, making it capable of tackling tough lawns effectively. The PowerSmart, powered by a 170cc OHV engine, is also built for durability and consistent performance during mowing tasks. While the LawnMaster focuses on dethatching and scarifying, the PowerSmart provides a more traditional mowing experience with the ability to manage grass clippings in multiple ways.
Cutting Width and Efficiency
The cutting width of the PowerSmart is 21 inches, which reduces mowing time significantly for larger yards. In contrast, the LawnMaster’s 16-inch width is optimal for dethatching but may require more passes in larger spaces. This difference highlights the PowerSmart's efficiency in mowing, particularly for those with expansive gardens or yards. Therefore, if efficiency during mowing is a priority, the PowerSmart clearly has the edge.
Adjustability and Ease of Use
Both products offer adjustable settings to accommodate different lawn conditions. The LawnMaster provides a 14-position height adjustment ranging from -0.35” to 0.35”, making it versatile for various terrains. Meanwhile, the PowerSmart features a 6-position height adjustment ranging from 1.5” to 3.9”, allowing users to customize their mowing height easily. However, the LawnMaster’s more extensive height adjustment options can be beneficial for users focused on lawn health rather than just mowing.
Design and Build Quality
The LawnMaster GVB1316 is designed for ease of maneuverability, with a sturdy build that remains easy to handle. Its adjustable handlebar height adds to user comfort. The PowerSmart boasts a durable steel deck, which contributes to its robust construction and longevity. Both products are designed for their respective tasks, yet the PowerSmart's build quality may make it a better long-term investment for mowing needs.
Price Comparison
The LawnMaster GVB1316 is priced at $124.99, which is significantly lower than the PowerSmart’s price of $297.49. This approximately $172.50 difference indicates that for consumers looking for dethatching or scarifying solutions on a budget, the LawnMaster presents a compelling option. However, those in need of a reliable lawn mower may find the investment in the PowerSmart justified by its performance and features.
Which should you buy?
Ultimately, the choice between the LawnMaster GVB1316 and the PowerSmart 21-Inch Gas Self-Propelled Lawn Mower comes down to your specific lawn care needs. If you are looking for a machine to prepare your lawn for healthier growth through dethatching and scarifying, the LawnMaster is the clear winner, especially given its lower price point. However, for those who require a comprehensive mowing solution for larger lawns, the PowerSmart’s features and efficiency may justify the higher investment.

