The 12 Best Gas Lawn Mowers for 2024

Finding the best gas lawn mower is essential to keep your lawn looking great. If you are looking for the best gas lawn mower, you need to consider some important factors such as price, power, size, performance, durability, fuel efficiency, and safety.

The best gas lawn mower is one that meets all of your requirements, and can take care of your lawn without hurting your wallet. If you are looking for the best gas lawn mower, you can use this guide to find the best gas lawn mower for you.

PowerSmart Push Lawn Mower Gas Powered - 21 Inch, 3-in-1 Gas Lawn Mower with Bag, 5 Adjustable Heights 1.18

Top 4 best gas lawn mowers

In-depth reviews

Read in-depth reviews of the best gas lawn mowers

1. PowerSmart Push Lawn Mower Gas Powered – Best Overall

The PowerSmart DB2194PH is a 21-inch gas lawn mower that has a 209 CC 4-stroke engine that powers the mower. It comes with a 5-position adjustable cutting height, so you can adjust it to the right height for your needs.

This gas lawnmower is equipped with a forced air-cooling system that keeps the engine running smoothly, so you can get the job done quickly.

This mower is also equipped with a mulching feature and a side-discharge capability, which allows you to spread grass clippings to the side, returning key nutrients to your lawn so your grass can grow healthy and thick.

The 3-in-1 side discharge and mulching capability of this lawn mower lets you choose your preferred option, making it easy to keep your yard looking great.

It’s equipped with a convenient quick-fold handle and a wide 15.9 gallon bag that is perfect for collecting grass clippings and keeping your lawn tidy and clean.

PowerSmart Push Lawn Mower Gas Powered, 21 Inch Gas Lawn Mower with 209CC 4-Stroke Engine, 3 in 1 Gas Lawnmower with 5 Adjustable Cutting Heights 1.18


  • Easy to assemble

  • Durable

  • Can be used for both commercial and residential applications

  • Comes with a 15.9 gallon bag for collecting grass clippings


  • Not suitable for wet grass

2. PowerSmart Self Propelled Gas Lawn Mower – Best Purchased

The PowerSmart Self Propelled Gas Lawn Mower is an affordable yet reliable gas lawn mower that can easily clear grass, weeds and overgrowth.

The lawn mower is equipped with a powerful 4-stroke, single cylinder engine that provides you with a powerful back up for clearing grass. It also comes with a forced air cooling system which keeps the engine running smoothly even in extreme heat or cold weather.

This mower has a large 22-inch steel cutting deck which provides a large cutting area with high durability, which makes it easy to cut bigger jobs.

It has 11.5 inch rear wheels in this push lawn mower making it easy to move. A 14.6 Gal. A rear mounted container with easy release makes it easier to empty.

This lawn mower has 5-position height adjustment which allows you to change the cutting height to easily cut grass, weeds and overgrowth. Cutting height in this push lawn mower can be adjusted between the range of 1.2 to 3.5 inch.


  • Easy to use

  • Quiet operation; it's very low noise

  • Large cutting area; 22 inches cutting deck

  • Easy to store; it comes with a folding handle

  • The cutting height can be adjusted from 1.2 to 3.5 inches


  • The storage space is small; it's only enough to store the gas canister

3. Craftsman M105 140cc 21-Inch 3-in-1 Gas Lawn Mower – Best Premium

This Craftsman M105 is a powerful and durable gas powered push lawn mower with a cutting deck that can mow up to 3 acres of lawn in one pass. It can cut grass between 1/8 of an acre to 3/4 of an acre, and can cut grass up to 20 inches tall. It has a 3-in-1 cutting deck that lets you choose how to use it, including mulching, side discharge, and rear discharge. The mulching feature is perfect for removing clippings and for recycling yard waste, so you don’t have to worry about throwing them away.

There are 4 height settings, from 4.25 inches to 10.5 inches, so you can adjust it to suit your needs. The deck is sturdy and wide, and its zag treads offer traction even on rough surfaces.

The unit has a sturdy frame, which makes it sturdy and durable. It weighs a little over 50 lbs, which makes it easy to move around. The wheels are made from heavy-duty urethane and steel rims, which make them durable and long-lasting.


  • Great mulching function

  • Sturdy frame; weighs less than 50 lbs

  • Durable wheels; strong and long lasting

  • Can mow up to 3 acres of lawn in one pass

  • Easy to use; simple controls

  • Has a reverse gear; helps to avoid dragging the blade on the ground

  • Has a safety feature that stops the blade when the unit hits something


  • Doesn’t have a self-leveling feature

  • Not as powerful as some of the other mowers available

4. PowerSmart Gas Lawn Mower 21-Inch 144cc – Best Budget

The PowerSmart Gas Lawn Mower is an excellent-quality mower that offers a powerful engine and a 21 inch cutting deck, along with a walk-behind design.

It’s built for tough conditions, and it has a powerful engine that lets you cut more with less effort. This is a push lawn mower, which makes it easier to maneuver and more affordable than a reel mower. It’s ideal for smaller areas, such as yards, patios, and balconies.

The 3-in-1 function includes mulching, side discharge and rear bag discharge. The mulching feature uses a special blade and deck combination that mows leaves and grass into a pile, and the side discharge mode allows grass clippings to be collected on the side of the deck for disposal.

The PowerSmart Gas Lawn Mower has a cutting height adjustment that enables you to adjust the height of the blades from 1.18" to 3", and you can also adjust the deck height from 22" to 27".

It’s designed to provide optimal cutting quality in a variety of situations. It can also be stored easily by folding down the handle and putting it away, so it’s the perfect option for small spaces.


  • Well-constructed

  • Easy to store

  • Has a powerful engine that lets you cut more with less effort

  • Adjustable height of the blade and deck

  • Can be stored easily by folding down the handle


  • Has a complicated design

  • The blades get stuck occasionally


Does higher grade fuel benefit your engine more?

It is a good idea to fill up with premium gasoline if the manufacturer of your car suggests it. In a high-performance engine, using lower octane fuel over time may eventually result in knocking, which could endanger the engine.

Yard Machines 11A-02BT729 20-in Push Lawn Mower with 125cc Briggs & Stratton Gas Powered Engine, Black and Red

Can I use premium petrol in my lawnmower?

Sure, using premium gasoline won't harm your lawn mower or string trimmer, but because it costs more, you'll be squandering your money. Contrary to popular perception, using Premium petrol in motors that don't need it doesn't increase their performance or fuel efficiency.

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Alycia has a degree in horticulture and has been working in the gardening industry for over a decade. She oversees the content on Best Lawn Mowers and ensures that our articles are informative and accurate. In her free time, Alycia enjoys hiking, cooking, and spending time with her two cats.