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AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower with vs LawnMaster GVB1316 Electric 16” 13 Amp Dethatcher

Updated July 2026 — AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower with wins on power and weight, LawnMaster GVB1316 Electric 16” 13 Amp Dethatcher wins on collection bag.

The AMERISUN mower offers robust performance and versatility, while the LawnMaster dethatcher is a budget-friendly option focused on lawn health. Choose based on your specific needs.

Why AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower with is better

Cutting Power

AMERISUN has a powerful 144cc engine.

Versatility

AMERISUN offers 3-in-1 mowing options.

Grass Catcher

AMERISUN has a larger 1.4-bushel grass catcher.

Why LawnMaster GVB1316 Electric 16” 13 Amp Dethatcher is better

Price

LawnMaster is significantly cheaper.

Weight

LawnMaster is easier to handle for dethatching.

Height Adjustment

LawnMaster has more height settings.

Overall score

AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower with
85
LawnMaster GVB1316 Electric 16” 13 Amp Dethatcher
72

Specifications

SpecAMERISUN 21-Inch 3IN1 Push Gas Lawn Mower withLawnMaster GVB1316 Electric 16” 13 Amp Dethatcher
Engine TypeGasElectric
Mowing Options3-in-1Dethatch
RPMN/A3700
Height Adjust614
Price$238.49$124.99

Dimension comparison

AMERISUN 21-Inch 3IN1 Push Gas Lawn Mower withLawnMaster GVB1316 Electric 16” 13 Amp Dethatcher

Overview of the AMERISUN 21-Inch Push Gas Lawn Mower and LawnMaster GVB1316 Electric Dethatcher

The AMERISUN 21-Inch Push Gas Lawn Mower is a versatile tool designed for residential yard maintenance, while the LawnMaster GVB1316 Electric Dethatcher is specifically engineered to enhance lawn health by removing thatch. The AMERISUN mower, priced at $238.49, is aimed at homeowners looking for a reliable gas-powered option. On the other hand, the LawnMaster dethatcher offers a more budget-friendly price of $124.99, making it about 48% cheaper than the AMERISUN mower. Each product serves a different purpose, catering to distinct lawn care needs.

Power and Performance

When it comes to power, the AMERISUN mower features a robust 144cc 4-stroke OHV engine, ensuring smooth performance and effective cutting for small to medium-sized yards. This engine makes the mower ideal for tackling tough grass and uneven terrain. Conversely, the LawnMaster dethatcher is powered by a 13 Amp motor that can reach speeds of up to 3700 RPM, allowing it to efficiently dethatch and scarify lawns. While the AMERISUN focuses on cutting grass, the LawnMaster specializes in preparing the lawn for healthier growth, targeting thatch removal specifically.

Cutting and Dethatching Features

The AMERISUN mower boasts a 21-inch rust-resistant steel deck, allowing for a wide cutting path that saves time during mowing sessions. It also offers a 3-in-1 mowing capability—mulching, bagging, and side discharge—making it a versatile tool for lawn maintenance. In contrast, the LawnMaster GVB1316 features a 16-inch wide dethatching/scarifying system, equipped with 14 different height adjustments. This enables users to effectively handle various soil conditions and lawn types. While the AMERISUN excels in cutting grass, the LawnMaster is adept at enhancing lawn vitality through thatch management.

Ease of Use and Maneuverability

The AMERISUN mower is designed for ease of use, weighing only 68 lbs, which enhances its maneuverability across the yard. The foldable handle makes for convenient storage when not in use. On the other hand, the LawnMaster dethatcher emphasizes user comfort with an adjustable handlebar height, ensuring that operators can work efficiently without strain. Both tools prioritize user-friendliness, but the AMERISUN offers a more traditional mowing experience, while the LawnMaster focuses on dethatching ease.

Collection and Cleanup

One of the standout features of the AMERISUN mower is its large 1.4-bushel grass catcher, which minimizes the effort required for lawn cleanup after mowing. This feature is particularly beneficial for homeowners looking to maintain a tidy lawn without excessive manual raking. In contrast, the LawnMaster includes a 12-gallon collection bag that simplifies the process of disposing of debris and thatch. While both products address cleanup needs, the AMERISUN provides a larger capacity for grass clippings compared to the LawnMaster's dethatching debris.

Price Comparison

The AMERISUN mower is priced at $238.49, whereas the LawnMaster dethatcher is significantly more affordable at $124.99. This price difference of about $113.50 represents a nearly 48% reduction, making the LawnMaster a more budget-friendly option for those primarily interested in dethatching rather than mowing. The cost-effectiveness of the LawnMaster could be appealing for homeowners seeking to improve their lawn's health without breaking the bank.

Market Position and Popularity

In terms of market performance, the LawnMaster GVB1316 holds a bestseller rank of 9161, indicating a favorable reception among consumers. The AMERISUN mower does not have a specified sales rank, which may suggest it is less popular or newer to the market. This distinction in popularity could influence a buyer's decision, as purchasing a well-received product often provides a sense of assurance regarding functionality and reliability.

Which should you buy?

When deciding between the AMERISUN 21-Inch Push Gas Lawn Mower and the LawnMaster GVB1316 Electric Dethatcher, consider your specific lawn care needs. If you are looking for a reliable gas mower that offers multiple cutting options and robust performance for general lawn maintenance, the AMERISUN is an excellent choice despite its higher price. However, if your primary goal is to enhance your lawn's health through dethatching and you prefer a more budget-friendly option, the LawnMaster GVB1316 offers significant value. Ultimately, your decision should be guided by your lawn care priorities and budget constraints.