Realbotix Echo vs Tiangong
Compare Realbotix Echo (Realbotix) and Tiangong (X-Humanoid / Beijing Humanoid Robot Innovation Centre) side by side: degrees of freedom, weight, payload, battery life, actuators, and status.
| Spec | Realbotix Echo | Tiangong |
|---|---|---|
| Manufacturer | Realbotix | X-Humanoid / Beijing Humanoid Robot Innovation Centre |
| Category | Humanoid | Humanoid |
| Country | United States | China |
| Degrees of freedom | 39 | 27 |
| Weight (kg) | 39.9 | 43 |
| Battery life (h) | Not disclosed | 4 |
| Payload | 5 kg | |
| Max speed | 6 km/h | |
| Actuators | ||
| Primary sensor | ||
| Function | Companionship | general-purpose humanoid for dynamic locomotion and terrain navigation |
| Released | 2026 | 2024 |
| Status | Active | Pilot |
Verdict
Tiangong leads on 1 of the 2 weighted dimensions both makers disclose.
Realbotix Echo leads on degrees of freedom (39 vs 27).
Tiangong leads on price ($41000 vs Tabletop $11,950; Full Body $59,950 USD).
Left out because at least one manufacturer does not publish a figure: payload, max speed and battery life.
Realbotix Echo
Realbotix's Echo companion humanoid line, launched on October 26, 2026. Echo Tabletop has 17 degrees of freedom and costs $11,950; Echo Full Body has 39 degrees of freedom, weighs about 88 lb, stands up to 77 in and costs $59,950. Deliveries are expected in the second half of 2027.
Tiangong
Tiangong, from X-Humanoid / Beijing Humanoid Robot Innovation Centre. No maker specification sheet is on file, so no dimensions, price or performance figures are listed.