Type of engine. Both self-propelled and mulching mowers require more engine power than the old mowers offered. Newer engines are often 6 horsepower. These engines are more powerful for their size and they also generate much less air pollution. Walk-Behind Lawn Mowers Listings in each category are from least to most expensive.
Prices are each manufacturer's suggested retail price.
Unless otherwise noted, engines are four-cycle, and deck sizes range from 20 to 22 inches. Similar models with larger engines available. Models available with Super Six OHV engine or electric start. Similar models available with hydrostatic drive and blade-brake clutch. Similar models available with different engines.