Compare
MarsCat vs Romi
| Spec | ![]() MarsCat Elephant Robotics | ![]() Romi MIXI |
|---|---|---|
| Readiness Score | 86 | 88 |
| Reality Score | 84 | 85 |
| Data Freshness | 100% | 100% |
| Price | $1,199 | ¥98,780 |
| Market Status | Buy Now | Buy Now |
| Availability | Unavailable | Limited |
| Form | Animal-like | Desktop |
| Height | 32.9 cm | 10 cm |
| Weight | 2.9 kg | 0.4 kg |
| Battery | 2–4 h | 3 h |
| Speed | Unknown | Unknown |
| Payload | Unknown | Unknown |
| Sensors | 5MP camera (72° FOV), capacitive touch (head, jaw, back), microphone | 120° camera, touch sensors, ambient light sensor, IMU, microphone array |
| Connectivity | Wi-Fi, Bluetooth | Wi-Fi (2.4/5 GHz) |
| Countries | United States, United Kingdom, Germany, France, Japan, China | Japan |
| Social Interaction | 90 | 97 |
| Home Navigation | 62 | 12 |
| Ecosystem | MarsApp; MarsCat SDK; Open-source MarsAI (GitHub); Charging station auto-dock | Romi smartphone app (iOS and Android); Required cloud subscription (monthly or annual); Vision sharing and long-term memory; Family profiles and remote viewing; LINE and email news updates; Four color shells (Natural White, Sakura Pink, Sky Blue, Moon Gray) |
Green cells mark the stronger value in each row across 2 robots.



