Compare
Head to head
Melody vs Ameca
Melody, from Realbotix, lists at M-Series from $95k (launched ~$150k); $199.99/mo AI; Ameca, from Engineered Arts, at Quote only — roughly $100k–$500k by configuration. Here's how the two compare across price, realism, specifications and availability.
| Status | Shipping | Shipping |
|---|---|---|
| Type | Companion | Research |
| Form | Modular | Torso |
| Presents as | Female-presenting | Androgynous |
| Price | M-Series from $95k (launched ~$150k); $199.99/mo AI | Quote only — roughly $100k–$500k by configuration |
| Subscription | $199.99/mo | — |
| Availability | Built to order | Order or hire |
| Origin | USA | UK |
| Realism index | 56/100 | 55/100 |
| Height | 175 cm · 5 ft 9 in (third-party) | 187 cm · 6 ft 2 in |
| Weight | ~54 kg (third-party) | 62 kg |
| Skin & materials | Platinum-cure silicone | Grey silicone over Mesmer animatronics |
| Actuation | Dynamixel P-Series servos; 17 facial motors | Electric servos — 61 DOF (27 in the face) |
| Power | Built-in battery | Mains powered |
| Runtime | Several hours | Continuous (powered) |
| AI & conversation | Open platform — proprietary AI or third-party (e.g. GPT) | Tritium OS with integrated LLMs (e.g. GPT) |
| Voice | Customisable voices | Speech synthesis; 70+ languages |
| Mobility | Stationary from the waist; does not walk | Fixed base — does not walk |
| Expressions | 17 facial motors; smoother P-Series motion | 50+ realistic expressions; gaze tracking |
| Languages | 100+ languages | — |
| Connectivity | Wi-Fi, Bluetooth | Cloud-connected; eye & chest cameras, LiDAR |