IRON vs Optimus
IRON is a humanoid robot by XPENG (China); Optimus comes from Tesla (United States). IRON is taller at 178 cm, against 175.6 cm for Optimus. IRON is heavier: 70 kg versus 53 kg for Optimus. IRON has more degrees of freedom (82 against 46). Both are prototypes. Listed prices: $150,000 for IRON and $30,000 for Optimus.
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| Spec |   🇨🇳 ChinaPrototype |   🇺🇸 United StatesPrototype |
|---|---|---|
| Overview | ||
| Year | ||
| Year | 2024 | 2021 |
| Body | ||
| Height | ||
| Height | 178 cm | 175.6 cm |
| Weight | ||
| Weight | 70 kg | 53 kg |
| Degrees of freedom | ||
| Degrees of freedom | 82 | 46 |
| DoF (hands) | ||
| DoF (hands) | 22 | - |
| Fingers | ||
| Fingers | 10 | - |
| Motion | ||
| Max speed | ||
| Max speed | 7 km/h | 8 km/h |
| Walking speed | ||
| Walking speed | 4 km/h | 2.5 km/h |
| Strength | ||
| Strength | 20 kg | 20 kg |
| Runtime | ||
| Runtime | 4 h | 1 h |
| Motor tech | ||
| Motor tech | Electric servo-actuator drive (high-torque servos referenced in coverage; vendor hasn’t posted actuator specs). | - |
| Sensing & Compute | ||
| CPU / GPU | ||
| CPU / GPU | XPENG Turing AI chips | - |
| Operating system | ||
| Operating system | Tianji AIOS | - |
| LLM integration | ||
| LLM integration | Vision-Language-Task (VLT) | - |
| Connectivity | ||
| Connectivity | Cloud-connected | - |
| Tactile / force sensors | ||
| Tactile / force sensors | - | Force sensors in its hands |
| Safety & Market | ||
| Primary market | ||
| Primary market | Early focus on commercial deployments | - |
| Country | ||
| Country | China | United States |
| Availability | ||
| Availability | Prototype | Prototype |
| Price | ||
| Price | $ 150 000 | $ 30 000 |
| Verified facts | ||
| All reviewed facts | ||
| All reviewed facts | 2 | 1 |
Counts of reviewed facts with sources. Open a robot page to see each fact and its links.
