BILT HARD Gas Lawn Mower 20 inch, 144cc vs PowerSmart 18-Inch Gas Lawn Mower, 144cc

Quick Verdict

For most homeowners with a standard lawn, the PowerSmart 18-Inch Gas Lawn Mower offers better value at a lower price, with slightly higher user ratings. However, the BILT HARD 20-inch model is the better choice if you need a wider cutting deck for larger yards and are willing to pay a premium for that extra width. The decision largely comes down to cutting width versus budget.

Side-by-Side

Both mowers use the same 144cc OHV engine, so power output is comparable. The primary difference is the 2-inch wider cutting deck on the BILT HARD, which reduces mowing time on larger lawns. The PowerSmart has a slightly higher average rating from a smaller sample of reviews.

Where BILT Wins

The BILT HARD excels in coverage and efficiency. Its 20-inch cutting deck is 11% wider than the PowerSmart’s 18-inch deck. This means fewer passes across your lawn, which saves time, especially on open, flat areas. For a yard approaching 1/3 acre, that extra width can cut 10–15 minutes off a typical mowing session. The wider deck also makes it easier to trim near edges and obstacles, as you can often avoid a second pass. While the price is $55 higher, the added width and time savings can justify the cost for those with medium-to-large lawns.

Where PowerSmart Wins

The PowerSmart wins on price and user satisfaction. At $194.96, it is $55 cheaper than the BILT HARD—a 22% savings. Despite the lower cost, it has a higher average rating (4.3 vs. 4.1), suggesting consistent quality and reliability. The 18-inch deck is lighter and more maneuverable, making it easier to push and turn in tight spaces, such as small backyards with flower beds or narrow gates. For yards under 1/4 acre, the narrower deck is rarely a disadvantage, and the lower price leaves room in your budget for a trimmer or other tools.

Which Should You Buy

Choose the BILT HARD 20-inch if you have a lawn of 1/4 to 1/3 acre, value time savings, and are comfortable spending $250. The wider deck will reduce mowing effort and frequency of passes.

Choose the PowerSmart 18-inch if you have a small-to-medium yard (under 1/4 acre), prioritize budget, or need a lighter, more maneuverable mower for tight areas. Its lower price and higher user rating make it the smarter value pick for most typical suburban lots. Both are solid machines with the same engine; the right choice depends on your yard size and how much you want to spend.