These robot lawn mowers for a small garden are suitable for lawns up to 500m². The surface that a robot lawn mower can handle is based on the battery capacity, the software, and the cutting width of the machine. Is your garden too large for a robot lawn mower? Chances are it'll stop working halfway through and won't be able to get back to its charging dock. Do you have a small garden up to 500m², but are there many turns and obstacles on its route? Keep in mind that the robot lawn mower will change its direction often and won't mow as efficiently. A robot lawn mower for a small garden might not be large enough.