MowBot

A battery mower that roamed the lawn on its own for about three hours.

Price: $800Cheaper than 75%
Height: —Not published
Weight: 57 kgHeavier than 31%
Payload: —Not published
Speed: —Not published
Battery: 3 hRuns longer than 7%

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Why it matters

An early robotic lawn mower, introduced and patented in 1969.

Real-world use

Consumer product

Timeline

First shown: 1968
Released: 1969

Mowbot introduced in press releases and interviews

Maker

S. Lawrence Bellinger / Mowbot Inc.Company · United States

How it stacks up

Against other working & field robots that publish the figure. Pick a measure.

MowBot is heavier than 31% of the 75 other working & field robots that publish a weight. Bars show the 7 closest in date.

Weight 57 kg 1.1 kg7800 kg #53 of 76 · heavier than 31%

Not published by the maker: height, speed, payload, joints.

Public attention

A historic robot: no longer sold or in use, so it is not ranked against current machines.

No Wikipedia article of its own yet
No recent press stories listed yet

Measures how much people read and write about a robot, not how good it is. Measured 2026-10-14; same method for every robot. How it is measured

What’s inside

The parts the company has talked about publicly.

Movement: Wheeled base
How it runs: Fully autonomous. It cut grass unattended in a random pattern and automatically turned away when its sensors detected the lawn's boundary wire.
Actuators & motors: Self-propelled battery mower (motor details not given).
Sensors & vision: Front and rear sets of pickup coils that sense a signal from a wire buried a few inches under the lawn edge (per the patent).
Battery & power: About 3 hours of running, covering roughly 280 square metres (3,000 sq ft) per charge.
Other details: Weighed 57 kg (125 lb). Patent US 3,550,714 was filed in October 1964 and granted on 29 December 1970 to Mowbot Inc.

From the maker

MowBot is the only machine from S. Lawrence Bellinger (MowBot) in the atlas.

Made, sold and where

Unit counts are usually company figures; analysts often disagree.

Price: $800Retail price $795 (Crop Science, 2025). Patent US 3,550,714 was filed on October 20, 1964 and granted on December 29, 1970 (Google Patents).
How to get one: No official buying page found
Sold or delivered: Retail price $795 (Crop Science, 2025).
Where it is sold or used: United States
Customers and pilots: Consumer product

Sources

Figures come from press coverage. Every link below backs something on this page.

Crop Science (Wiley) Robotic mowing technology in turfgrass management: Past, present, and future patents.google.com MowBot: how it is operated Google Patents US3550714A - Lawn mower

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