Astribot S1 vs Tiangong Ultra
Compare Astribot S1 (Astribot) and Tiangong Ultra (Beijing Humanoid Robot Innovation Center) side by side: degrees of freedom, weight, payload, battery life, actuators, and status.
| Spec | Astribot S1 | Tiangong Ultra |
|---|---|---|
| Manufacturer | Astribot | Beijing Humanoid Robot Innovation Center |
| Category | Humanoid | Humanoid |
| Country | China | China |
| Degrees of freedom | 28 | null |
| Weight (kg) | 55 | 55 |
| Battery life (h) | 3 | null |
| Payload | 10 kg per arm | 15 kg |
| Max speed | 1.5 m/s (body) | 12 km/h |
| Actuators | High-Speed Linear Actuators | |
| Primary sensor | Depth Camera + IMU + Tactile | |
| Function | Home assistance | High-speed locomotion and task execution |
| Released | 2024 | 2025 |
| Status | Active | Active |
Verdict
On weighted specifications (price, degrees of freedom, payload, speed, battery life), the Astribot S1 edges out the Tiangong Ultra — 60.0 to 40.0 on a 100-point scale. The Tiangong Ultra still wins on the dimensions where it leads; check the table above for the spec-by-spec breakdown before deciding.
Astribot S1
Dual-arm mobile manipulator with exceptionally fast arm motions (up to 10 m/s). Designed for home service and logistics with impressive dexterity.
Tiangong Ultra
Tiangong Ultra is a full-size humanoid robot developed by the Beijing Humanoid Robot Innovation Center. It achieved a 100m sprint time of 9.39 seconds at the 2026 World Humanoid Robot Games, surpassing human records, and previously won a humanoid robot half-marathon in 2 hours 40 minutes.