University of Bonn, Autonomous Intelligent Systems group (Team NimbRo) · research humanoid
Cosero
A domestic service robot with an anthropomorphic upper body: two 7-DoF arms on a 2-DoF trunk with a movable sensor head, on an eight-wheeled omnidirectional base, 30 degrees of freedom in all. It succeeded Bonn's Dynamaid (2009) with arms twice as strong and became operational in fall 2010.
- Price
- —Not published
- Height
- —Not published
- Weight
- —Not published
- Payload
- —Not published
- Speed
- —Not published
- Battery
- —Not published
Not sure this is the one? Find the best robot for your job Starts with: help at home. Five more quick questions.
Why it matters
Won the RoboCup@Home competition three times in a row with team NimbRo@Home.
Real-world use
Used in RoboCup@Home competitions from 2011, where it carried a table together with a person and cooked an omelette in the Istanbul final.
Maker
University of Bonn, Autonomous Intelligent Systems group (Team NimbRo)University lab · Bonn, GermanyHow it stacks up
Against other humanoids that publish the figure. Pick a measure.
Cosero has more joints than 45% of the 236 other humanoids that publish a joints. Bars show the 7 closest in date.
Not published by the maker: height, weight, speed, payload, battery, price.
Public attention
A historic robot: no longer sold or in use, so it is not ranked against current humanoids.
- 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
No component details published yet.
- Hands
- simple
- Movement
- Wheeled base · 30 joints
Lineage
Every University of Bonn (Autonomous Intelligent Systems group, team NimbRo@Home) humanoid in order.
Made, sold and where
No production or sales figures published yet.
- Price
- Not published
- How to get one
- No official buying page found
Side by side with its peers
Picked by the same rules for every humanoid: another maker’s robot that moves the same way, is at the same stage and does at least one of the same main jobs, first shown within two years. Closer size and price rank higher. How we choose
| Measure | CoseroUniversity of Bonn (Autonomous Intelligent Systems group, team NimbRo@Home) | No public photo yetWe only show photos we're allowed to useSmartPal VIIYaskawa ElectricSame jobs: home, care · Both on wheels · Both past robots |  PR2Willow GarageSame job: home · Both on wheels · Both past robots |  Robovie-R Ver.3Vstone and ATRSame job: care · Both on wheels · Both past robots |
|---|---|---|---|---|
| First shown | 2010-09 | 2011-11 | 2010-05-26 | 2010-04-16 |
| Status | Retired | Retired | Discontinued | Discontinued |
| Height | — | — | 165 cm | 120 cm |
| Weight | — | — | 226.8 kg | 43 kg |
| Joints | 30 | — | 20 | 17 |
| Speed | — | — | 3.6 km/h | 2.5 km/h |
| Payload | — | — | 1.8 kg | — |
| Battery | — | — | 2 h | — |
| Price | — | — | $400,000 | $41,000 |
Sources
Figures come from the maker. Every link below backs something on this page.
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