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Head to head
Atlas vs Sophia
Atlas, from Boston Dynamics, lists at Not sold openly — enterprise deployments only; Sophia, from Hanson Robotics, at Not sold to consumers — a research and exhibition platform. The desktop Little Sophia retails around $149.. Here's how the two compare across price, realism, specifications and availability.
| Status | Shipping | Shipping |
|---|---|---|
| Type | Humanoid | Humanoid |
| Form | Full body | Torso |
| Presents as | Non-gendered | Female-presenting |
| Price | Not sold openly — enterprise deployments only | Not sold to consumers — a research and exhibition platform. The desktop Little Sophia retails around $149. |
| Subscription | — | — |
| Availability | Enterprise · 2026 | Operational since 2016 |
| Origin | USA | Hong Kong |
| Realism index | 30/100 | 40/100 |
| Height | 190 cm · 6 ft 3 in | ~167 cm · 5 ft 6 in (with legs; usually shown as a torso on a base) |
| Weight | 90 kg | — |
| Skin & materials | Industrial shells | Frubber face and neck; transparent rear skull; decorative body |
| Actuation | Custom electric actuators; 56 DOF; continuous-rotation joints | 30+ motors in the head and face |
| Power | Two hot-swap packs; autonomous recharge | — |
| Runtime | ~4 hours | — |
| AI & conversation | Toyota Research Institute behavior models + Google DeepMind Gemini Robotics | Hybrid — scripted dialogue, a chatbot, OpenCog reasoning and LLMs; neural-net face and emotion recognition |
| Voice | — | Synthesised speech; primarily English |
| Mobility | Dynamic walking; range of motion beyond human | Very limited — static or wheeled; a legged variant has been demoed but barely walks |
| Expressions | None | 60+ facial expressions; gaze tracking |
| Languages | — | Primarily English; multilingual demos |
| Connectivity | 360° cameras + tactile sensing; IP67 | Wi-Fi; cameras in the eyes and chest |