Robot Lawn Mowers Learn to Trim Lawn Edges

At IFA 2026, Eufy and Mammotion showed off robot lawn mowers that can trim grass along fence lines and borders — the tidy-up job older models still left for homeowners with hand tools. Eufy's S2 Max uses a swinging arm; Mammotion's Luba 4 AWD uses a clip-on blade, though its biggest model skips it.