Compare humanoids
Pick two to four robots. Every pair also has its own permanent page, 1,326 in total, generated from the same records.
01
Pick robots
52 humanoidsBerkeley Humanoid Lite is 60 cm shorter (80 vs 140 cm) and 115 kg lighter (16 vs 131 kg) than Rainbow Robotics RB-Y1. Berkeley Humanoid Lite has 2 more degrees of freedom (22 vs 20) than Rainbow Robotics RB-Y1. Openness score: Berkeley Humanoid Lite 100, Rainbow Robotics RB-Y1 30 (of 100); only Berkeley Humanoid Lite publishes CAD, BOM, FW and POL. Availability: Berkeley Humanoid Lite diy build, Rainbow Robotics RB-Y1 buy.
| Field | UC Berkeley Hybrid Robotics LabUC Berkeley Humanoid Lite | Rainbow RoboticsRainbow Robotics RB-Y1 | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | UC Berkeley Hybrid Robotics Lab | Rainbow Robotics | |
| Class (differs) | Humanoid | Wheeled humanoid | |
| Status (differs) | Research | Active | |
| Availability (differs) | DIY build | Buy | |
| Country (differs) | United States | South Korea | |
| Year (differs) | 2025 | 2024 | |
| Specifications | |||
| Height (differs) | 80cm | 140cm | −60 cm (-43%) |
| Mass (differs) | 16kg | 131kg | −115 kg (-88%) |
| Degrees of freedom (differs) | 22 | 20 | +2 (+10%) |
| Payload | —unsourced | 3kg | |
| Top speed | —unsourced | 1.5m/s | |
| Runtime | —unsourced | —unsourced | |
| Battery capacity | —unsourced | 1,250Wh | |
| Price | —unsourced | —unsourced | |
| Actuators (differs) | BLDC motors with 3D-printed cycloidal gearboxes | Rainbow in-house joint modules | |
| Compute | —unsourced | Dual-PC (real-time robot PC + user PC with ROS 2) | |
| Sensors | —unsourced | Built-in wrist force/torque sensors (v1.2); optional camera | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 100/ 100 | 30/ 100 | +70 |
| CAD (25) (differs) | public | not public | |
| Bill of materials (20) (differs) | public | not public | |
| Sim model (URDF/MJCF) (20) | public | public | |
| Firmware (15) (differs) | public | not public | |
| Software (10) | public | public | |
| Trained policies (10) (differs) | public | not public | |
| Verification level | L2 | L2 | |
| Sources (differs) | 3 | 2 | |
| Last checked | 2026-09-24 | 2026-09-24 | |
03
Best-documented pairs
most sourced fields on both sidesHyperspawn DropbearvsPollen Reachy 211fHyperspawn DropbearvsKepler Forerunner K2 "Bumblebee"11fHyperspawn DropbearvsPUDU D911fKepler Forerunner K2 "Bumblebee"vsPollen Reachy 211fPollen Reachy 2vsPUDU D911fKepler Forerunner K2 "Bumblebee"vsPUDU D911fHyperspawn DropbearvsRainbow Robotics RB-Y110fHyperspawn DropbearvsUnitree G110fRainbow Robotics RB-Y1vsUnitree G110fEngineAI PM01vsHyperspawn Dropbear10fEngineAI PM01vsRainbow Robotics RB-Y110fEngineAI PM01vsUnitree G110fHyperspawn DropbearvsK-Scale K-Bot10fHyperspawn DropbearvsUnitree H1-210fK-Scale K-BotvsRainbow Robotics RB-Y110fK-Scale K-BotvsUnitree G110fPollen Reachy 2vsRainbow Robotics RB-Y110fPollen Reachy 2vsUnitree G110fRainbow Robotics RB-Y1vsUnitree H1-210fUnitree G1vsUnitree H1-210fEngineAI PM01vsK-Scale K-Bot10fEngineAI PM01vsPollen Reachy 210fEngineAI PM01vsUnitree H1-210fFigure 02vsHyperspawn Dropbear10f