Compare
Head to head
Melody vs Unitree G1
Melody, from Realbotix, lists at M-Series from $95k (launched ~$150k); $199.99/mo AI; 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.
| Status | Shipping | Shipping |
|---|---|---|
| Type | Companion | Humanoid |
| Form | Modular | Full body |
| Presents as | Female-presenting | Non-gendered |
| Price | M-Series from $95k (launched ~$150k); $199.99/mo AI | ~$16k at launch; ~$13.5k base in 2026 (EDU options cost more) |
| Subscription | $199.99/mo | — |
| Availability | Built to order | Shipping now |
| Origin | USA | China |
| Realism index | 56/100 | 22/100 |
| Height | 175 cm · 5 ft 9 in (third-party) | 132 cm · 4 ft 4 in |
| Weight | ~54 kg (third-party) | 35 kg |
| Skin & materials | Platinum-cure silicone | Exposed industrial chassis |
| Actuation | Dynamixel P-Series servos; 17 facial motors | 23 DOF (up to 43 on EDU); 90 N·m knees |
| Power | Built-in battery | 9000 mAh quick-swap battery |
| Runtime | Several hours | ~2 hours |
| AI & conversation | Open platform — proprietary AI or third-party (e.g. GPT) | 8-core CPU; optional NVIDIA Jetson Orin (EDU) |
| Voice | Customisable voices | — |
| Mobility | Stationary from the waist; does not walk | Walks ~2 m/s; self-rights |
| Expressions | 17 facial motors; smoother P-Series motion | None |
| Languages | 100+ languages | — |
| Connectivity | Wi-Fi, Bluetooth | Wi-Fi; 3D LiDAR + depth camera |