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QRIO — QRIO official image
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🇯🇵Sony·Japan·Archived

QRIO

索尼

Sony's dancing, running child-sized humanoid: a 2003 milestone that was never sold.

ArchivedVerified Last verified 31 Oct 2026
Official site Suggest a correction
Height58 cm
Degrees of freedom38
Arm payload—
Top speed—
Battery life—
Starting pricePrice on request
MakerSony
First shown2003
StatusArchived
Form factorCompact
LocomotionBipedal
Updated31 Oct 2026
EntertainmentResearchEducationService & retailDexterous hands

What it is

QRIO was Sony's bipedal entertainment robot, evolved from the SDR-4X series and shown in 2003. Standing about 58 cm and weighing 6.5 kg, it had 38 degrees of freedom, three 64-bit RISC processors and a rich sensor suite, and was the first humanoid able to run. Sony ended development in 2006 without ever selling it commercially.

Highlights

01Described by Sony as the world's first running humanoid robot.
0238 degrees of freedom at 58 cm and 6.5 kg.
03Three 64-bit RISC processors with 192 MB of RAM.
04Sang songs by Ryuichi Sakamoto and performed dance demonstrations.
05Development ended in 2006; never sold commercially.

The numbers

Body
Height58 cm
Weight6.5 kg
Form factorCompact
Motion & power
LocomotionBipedal
Degrees of freedom38
Actuators38 electric motors.
Compute, sensing & hands
ComputeThree 64-bit RISC processors with 192 MB RAM, running Sony Aperios/OPEN-R.
SensingTwo CCD cameras, seven microphones, accelerometers, a gyroscope and four force sensors per foot.
HandsFive-fingered hands with 5 DOF each.

Platform & deployment

AvailabilityDiscontinued / archived

Evidence trail

Claims on this profile are linked to primary reporting and manufacturer material where available.

01Sony - Product & Technology Milestones, Robotics02IEEE Robots Guide - QRIO03Wikipedia - QRIO

Specifications are sourced from public materials and may change. Always confirm commercial terms with the manufacturer.

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