10 Best Petrol Lawn Mowers 2025 in the United States

The PowerSmart 21-Inch Gas Lawn Mower is a solid choice for homeowners with medium to large yards who need reliable and efficient mowing. Its 140cc Briggs & Stratton engine is known for smooth starts and dependable performance, handling tough grass without much trouble. The 21-inch cutting width offers a good balance, allowing you to cover a decent amount of ground without the mower feeling too bulky. It includes six cutting height options from 1.5 to 3.9 inches, enabling easy customization of grass length according to preference or season.

This mower features a self-propelled rear-wheel drive system with large 10-inch wheels, enhancing maneuverability on slopes or uneven terrain and reducing the effort needed compared to standard push mowers. A key feature is the 3-in-1 grass clipping system, which allows bagging, mulching to nourish the lawn, or rear discharge for quick mowing without interruptions. The mower weighs about 70 pounds and has a durable steel deck, contributing to sturdiness and longevity with regular use.

Its 140cc engine suggests reasonable fuel efficiency suitable for average yard sizes. This mower combines power, versatility, and solid build quality, making it suitable for homeowners seeking a dependable, self-propelled lawn mower capable of handling diverse mowing tasks.

The PowerSmart 21-inch Gas Push Lawn Mower features a reliable 140cc Briggs and Stratton engine with an easy-start system, simplifying startup without much hassle. Its 21-inch cutting width efficiently handles small to medium lawns, and the heavy-duty steel blade finely cuts grass to promote a healthy lawn. Cutting height is adjustable across six positions from 1.5 to about 3.9 inches via a single lever, accommodating various lawn needs.

This push-operated mower requires physical effort to move, which may be tiring for larger yards or uneven terrain. It includes a 1.4-bushel rear bag for collecting clippings, aiding in cleanup and composting, though it lacks side discharge or a dedicated mulch-only mode. Weighing nearly 59 pounds, it offers solid durability but might be somewhat heavy to maneuver, especially on slopes. The sturdy steel deck enhances build quality and longevity when properly maintained.

Designed for homeowners with small to medium lawns, this model suits those who prefer a straightforward, dependable push mower without additional features like self-propulsion or advanced grass management options.