Robotic lawnmowers

To report on the technical and market status of robotic lawnmowers.

The main manufacturers and models are named, and the general characteristics of small robotic lawnmowers are given, followed by a detailed account of the capabilities of a top‐end machine. A family of larger machines for sports grounds and golf courses is then presented.

Rather than reduce in price since their introduction, robot lawnmowers have become more sophisticated, and at the top end are bristling with sensors and intelligent behaviour. One domestic robot has found a niche market in rooftop gardens.

Alerts the engineer and garden‐owner to the maturing of a consumer product.