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QRIO
QRIO
Last updated: August 24, 2026
Locomotion Type
Biped
Stage
Demo
Height
58 cm
Degrees of Freedom
38 DOF
Weight
7 kg
Max Speed
3.6 km/h
Release Year
2003
Computing
face/voice recognition and dialogue AI
QRIO is Sony bipedal humanoid robot, the final iteration of the SDR series (named Quest for cuRIOsity), announced in 2003. Standing about 58 cm and weighing about 7 kg with 38 DOF, it can sing, dance, converse with dialogue, show facial expressions and recognize faces and voices. In 2005 QRIO became the world first bipedal humanoid robot to run, reaching about 1 m/s. Sony discontinued the home robot business in 2006, ending the QRIO program.
Application Scenarios
Entertainment performances, home companionship, research demonstrations (historical robot platform; program discontinued 2006).
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