List of lawnmower brands that include the most reliable models available. Top lawn mower brands include those from major manufacturers including Black & Decker, Deer & Company, ATCO and more. There are many different lawnmower designs out there--each suited to a particular purpose. The smallest types of lawnmowers, pushed by a human, are suitable for small residential lawns and gardens, while larger, self-contained, ride-on mowers are suitable for large lawns, and the largest, multi-gang mowers pulled behind a tractor, are designed for large expanses of grass such as golf courses and municipal parks. There are also electrical lawnmowers and gas-powered lawnmowers.So what are the best lawnmower brands? Users looking for a new lawnmower for residential or commercial use will want to research a variety of different brands to find the one that best suits their needs according to environmental impact, blade speed, design and price.