Petoi · robot dog
Bittle
A small servo-driven robot-dog kit (20 x 11 x 11 cm, under 280 g) that buyers assemble and program. Included as a notable educational robot even though it is under 30 cm.
- Price
- $195Cheaper than 100%
- Height
- 11 cmTaller than 0%
- Weight
- 0.3 kgHeavier than 0%
- Payload
- 0.5 kgCarries more than 0%
- Speed
- —Not published
- Battery
- 1 hRuns longer than 4%
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Why it matters
A palm-sized programmable robot dog that put legged robots into classrooms.
Real-world use
Schools, STEM camps and university labs (per maker testimonials)
Maker
PetoiCompanyHow it stacks up
Against other robot dogs that publish the figure. Pick a measure.
Bittle is taller than 0% of the 22 other robot dogs that publish a height. Bars show the 7 closest in date.
Bittle is heavier than 0% of the 41 other robot dogs that publish a weight. Bars show the 7 closest in date.
Bittle carries more than 0% of the 27 other robot dogs that publish a payload. Bars show the 7 closest in date.
Bittle runs longer than 4% of the 25 other robot dogs that publish a battery. Bars show the 7 closest in date.
Bittle costs less than 100% of the 21 other robot dogs that publish a price. Bars show the 7 closest in date.
Not published by the maker: speed, joints.
Public attention
A hidden gem: a recent robot with full published specs that gets little attention so far.
- No Wikipedia article of its own yet
- 1 news story from reputable press listed on this page
Measures how much people read and write about a robot, not how good it is. Measured 2026-10-13; same method for every robot. How it is measured
What’s inside
The parts the company has talked about publicly.
- Movement
- Walks on legs
- How it runs
- Assisted. Owners steer it with a remote or app and program its moves, while its controller handles gaits and balance.
- Actuators & motors
- Nine servos (eight for legs, one for head), 270-degree range
- Sensors & vision
- Orientation and acceleration sensing; infrared receiver
- Compute
- NyBoard V1 Arduino-compatible controller (Uno-class chip); optional Raspberry Pi; Wi-Fi/Bluetooth dongle
- Battery & power
- Lithium-ion pack, about one hour of walking
- Materials & build
- Injection-moulded plastic puzzle-style frame; under 280 g; not waterproof
- AI & software
- Open-source OpenCat; Arduino C++, Python serial API, block coding and Petoi desktop app
From the maker
Bittle is the only machine from Petoi in the atlas.
Watch Bittle
Made, sold and where
Unit counts are usually company figures; analysts often disagree.
- Price
- $195US$195 Kickstarter pledge; later retail $269-$339 by kit
- How to get one
- No official buying page found
- Sold or delivered
- Sold via Kickstarter from 2020 and retail; total not published
- Where it is sold or used
- China
- Customers and pilots
- Schools, STEM camps and university labs (per maker testimonials)
News
The latest 1, newest first. Summaries are ours; tap through for the original.
- Bittle robot dog on Kickstarter
New Atlas covered Petoi's palm-sized, Arduino-based Bittle kit at a $195 pledge.
New Atlas
Side by side with its peers
Picked by the same rules for every robot: another maker’s robot that moves the same way, is at the same stage and does at least one of the same main jobs, first shown within two years. Closer size and price rank higher. Few robots match closely, so these are the nearest matches. How we choose
| Measure | BittlePetoi |  Mini PupperMangDangSame job: hobby · Both walk · Both on sale or in pilots · Similar price |
|---|---|---|
| First shown | 2020-08 | 2021-06 |
| Status | Commercial | Commercial |
| Height | 11 cm | — |
| Weight | 0.3 kg | — |
| Joints | — | — |
| Speed | — | — |
| Payload | 0.5 kg | — |
| Battery | 1 h | — |
| Price | $195 | $279 |
Sources
Figures come from press coverage. Every link below backs something on this page.
Photos and logos only identify each robot and its maker. Simbeing is not affiliated with, sponsored by or endorsing any company, and nothing here is advertising. Figures are for statistics only and are not advice of any kind. Terms of use