Compare
Head to head
Ameca vs Unitree G1
Ameca, from Engineered Arts, lists at Quote only — roughly $100k–$500k by configuration; Unitree G1, from Unitree, at ~$16k at launch; ~$13.5k base in 2026 (EDU options cost more). Here's how the two compare across price, realism, specifications and availability.
Ameca55/100
Unitree G122/100
Realism Index sub-scores — six weighted dimensions built from public evidence. How we score
 |  | |
|---|---|---|
| Status | Shipping | Shipping |
| Type | Research | Humanoid |
| Form | Torso | Full body |
| Presents as | Androgynous | Non-gendered |
| Price | Quote only — roughly $100k–$500k by configuration | ~$16k at launch; ~$13.5k base in 2026 (EDU options cost more) |
| Subscription | — | — |
| Availability | Order or hire | Shipping now |
| Origin | UK | China |
| Realism index | 55/100 | 22/100 |
| Height | 187 cm · 6 ft 2 in | 132 cm · 4 ft 4 in |
| Weight | 62 kg | 35 kg |
| Skin & materials | Grey silicone over Mesmer animatronics | Exposed industrial chassis |
| Actuation | Electric servos — 61 DOF (27 in the face) | 23 DOF (up to 43 on EDU); 90 N·m knees |
| Power | Mains powered | 9000 mAh quick-swap battery |
| Runtime | Continuous (powered) | ~2 hours |
| AI & conversation | Tritium OS with integrated LLMs (e.g. GPT) | 8-core CPU; optional NVIDIA Jetson Orin (EDU) |
| Voice | Speech synthesis; 70+ languages | — |
| Mobility | Fixed base — does not walk | Walks ~2 m/s; self-rights |
| Expressions | 50+ realistic expressions; gaze tracking | None |
| Languages | — | — |
| Connectivity | Cloud-connected; eye & chest cameras, LiDAR | Wi-Fi; 3D LiDAR + depth camera |