AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc vs LawnMaster CLM2413A Cordless 13-Inch Lawn Mower
Updated July 2026 — AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc wins on engine size and weight, LawnMaster CLM2413A Cordless 13-Inch Lawn Mower wins on battery.
The AMERISUN mower is more powerful and versatile, making it better for larger yards, while the LawnMaster is lightweight and budget-friendly for smaller spaces.
Why AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc is better
Cutting Width
AMERISUN has a 21-inch cutting width compared to LawnMaster's 13 inches.
Engine Power
AMERISUN features a 144cc engine, offering superior performance.
Versatility
AMERISUN provides 3-in-1 functionality for various lawn care tasks.
Why LawnMaster CLM2413A Cordless 13-Inch Lawn Mower is better
Weight
LawnMaster is significantly lighter at 23.15 lbs.
Price
LawnMaster is $155.49, making it more affordable.
Portability
LawnMaster's cordless design enhances maneuverability.
Overall score
Specifications
| Spec | AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower, 144cc | LawnMaster CLM2413A Cordless 13-Inch Lawn Mower |
|---|---|---|
| Engine Type | 4-Cycle OHV | Li-ion |
| Cutting Positions | 6 | 5 |
| Price | $238.49 | $155.49 |
| Mowing Time | Faster | Slower |
| Maintenance | Regular | Minimal |
Dimension comparison
Overview of AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower
The AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower is a robust option for homeowners with small to medium yards. Priced at $238.49, it features a powerful 144cc 4-cycle OHV engine designed for reliable performance. The mower's 21-inch steel cutting deck ensures a quick mowing experience while maintaining durability. With its 3-in-1 functionality—mulching, bagging, and side discharge—this mower is versatile enough to adapt to various lawn care needs. The lightweight design of 68 lbs enhances maneuverability, making it suitable for navigating around obstacles in your yard.
Overview of LawnMaster CLM2413A Cordless 13-Inch Lawn Mower
The LawnMaster CLM2413A Cordless 13-Inch Lawn Mower is an excellent choice for those seeking a more lightweight and portable option. Retailing at $155.49, it is about 35% cheaper than the AMERISUN mower. This model is powered by a 24V MAX lithium-ion battery, delivering a rotational speed of 3700 RPM. With a smaller 13-inch cutting width, it is designed for precision in tight spaces while still offering five cutting height positions ranging from 1 to 2.55 inches. Weighing only 23.15 lbs, it is exceptionally easy to maneuver, making it ideal for quick yard maintenance.
Cutting Performance Comparison
In terms of cutting performance, the AMERISUN mower offers a wider cutting path of 21 inches compared to the LawnMaster's 13 inches. This means the AMERISUN can cover more ground in less time, making it suitable for larger areas. The AMERISUN's 3-in-1 cutting options also provide flexibility for different lawn care tasks, whether you prefer to mulch, bag, or discharge grass clippings. In contrast, the LawnMaster's smaller deck makes it particularly adept at navigating smaller yards or garden spaces, but it may require more passes over larger areas, which could extend mowing time.
Engine and Power Source
The AMERISUN mower is equipped with a 144cc 4-cycle OHV engine, which is known for its reliability and consistent performance. This gas engine is capable of tackling tougher lawn conditions compared to the LawnMaster’s cordless option. The LawnMaster operates on a 24V MAX lithium-ion battery, which is environmentally friendly and convenient for small yards. However, the reliance on battery power can lead to limitations in runtime, especially in larger areas, while the AMERISUN can be refueled as needed for extended use.
Weight and Maneuverability
The AMERISUN mower weighs 68 lbs, which is heavier than the LawnMaster, making it less portable but still manageable for most users. Its design includes 7-inch front and 10-inch rear wheels for improved stability and maneuverability on uneven terrains. The LawnMaster, at only 23.15 lbs, is significantly lighter and designed for easy portability, ideal for users who may struggle with heavier equipment. This lightweight design allows for effortless handling, especially in smaller or more intricate yard layouts.
Maintenance and Convenience
In terms of maintenance, the AMERISUN mower includes a large-capacity 1.4-bushel grass catcher, reducing the frequency of emptying during use. The gas engine also requires regular maintenance checks, such as oil changes and spark plug replacements. Conversely, the LawnMaster’s cordless design eliminates the need for fuel and engine maintenance, but it does require regular battery charging. Each mower has its conveniences, but users looking for minimal upkeep may lean towards the LawnMaster.
Price and Value
The AMERISUN is priced at $238.49, while the LawnMaster is significantly more affordable at $155.49. This represents a price difference of about $82.00, or approximately 34% cheaper for the LawnMaster. While the AMERISUN mower offers a larger cutting width and a powerful engine, the LawnMaster provides excellent value for those with smaller lawns or limited budgets. The choice ultimately depends on the specific needs of the user and the size of their yard.
Which should you buy?
Ultimately, the choice between the AMERISUN 21-Inch 3IN1 Gas Push Lawn Mower and the LawnMaster CLM2413A Cordless 13-Inch Lawn Mower hinges on your lawn care needs and budget. If you have a larger yard and require a powerful, versatile mower, the AMERISUN is the better option despite its higher price. However, if you’re looking for something lightweight, portable, and budget-friendly for smaller spaces, the LawnMaster offers excellent value without compromising on quality.

