Petoi · USA · Robot dog
Petoi Bittle X
ConsumerThe palm-sized robot dog: 9 degrees of freedom, open source (OpenCat), programmable with blocks, Python or C++, and it answers 35+ voice commands. Current version Bittle X V2: from $319 as a kit with plastic servos to $469 pre-assembled with the arm. The entry point for anyone who wants to understand how a quadruped works.
Suited toLearn to codeKids & family
€295new price (indic.)In Europe from €407 incl. VAT (robot-advance.com, verified on 09/18/2026)
€180–€250used value
Indicative prices, verified on 09/19/2026 — list price $319. Actual figures depend on reseller, configuration and import costs.
🏪 Official resellers
Specifications
| Weight | 269–353 g |
| Dimensions | 190×153×107 mm |
| Degrees of freedom | 9 |
| Compute | BiBoard (ESP32-WROOM-32D) |
| Battery | 7.4 V 1000 mAh, ~1 h |
| Control | voice, app, remote, Python/C++/blocks |
| Platform | open source (OpenCat) |
| Use | education, hobby |
Features
Open sourceProgrammableVoice commands
✓ Strengths
- • Costs very little
- • You really learn
- • Community
✕ Things to consider
- • It's an educational kit
- • Carries no load
- • ~1 h battery life
