Image: Petoi · source
Petoi Bittle X
United StatesUsed $41–$50 est.
Check current stock · Online checkout · US
As an Amazon Associate, Valumech earns from qualifying purchases. Amazon sets the live price and availability.
Check Amazon price for Bittle X V2 — construction — alloy servos→Link checked 2026-08-23Bittle X is a palm-sized, open-source quadruped robot dog kit from Petoi with nine servo-driven joints, an ESP32-based BiBoard controller, and built-in voice control with 35+ voice commands plus up to 10 programmable custom commands. Aimed at STEM education and hobbyists, it is programmable via block coding, Python, or C++ on the OpenCat open-source framework and is sold as a construction kit or pre-assembled, with an optional robotic arm gripper on the V2 model.
Sold directly on petoi.com in seven variants ($299-$469 USD). Verified today via the official store's Shopify product JSON: the six Bittle X V2 variants ($319-$469) are available:true and purchasable; the original 'Bittle X - pre-assembled - lite servos' variant ($299) currently shows available:false (sold out). The petoi.com /collections/robots page lists Bittle X as in stock 'From $299.00 USD' with a Buy button; the product page's static pre-JS render shows a default 'Sold out' label that does not reflect per-variant availability.
Estimated value & depreciation
Modeled estimate — based on how robots in this category typically depreciate, not on real Bittle X resales(there aren't enough yet). As actual sales get tracked, this becomes a real market number.
Sold or bought one? Report the price → — real sales are how these used values get built. Or work out what any robot is worth →
Depreciation curve
value vs. age · ≈48%/yrOur tracking record
What we've checked on this robot, when we last looked, and where the number came from. Nothing here is estimated.
- Tracking since
- Last checked
- automated check
- Price on record
- $339
- Where it comes from
- Petoi
- Checks logged
- 5 automated checks
Prices are read from the seller's own page, not estimated. When one moves, the change is logged and sent to alert subscribers.
US availability & the FCC Covered List
The FCC's rule only covers robots over 4.4 lb once you include the charging dock. This one is under that weight on its own, and we do not have a sourced dock weight, so we cannot say either way.
Built in Shenzhen source.
Frequently asked
How much does the Petoi Bittle X cost?
$319 new.
What is the Petoi Bittle X’s estimated used value?
A 3-year-old unit in good condition is modeled at about $45 (range $41–$50), retaining ≈14% of MSRP. This is a modeled estimate with low confidence — there are no resale transactions yet.
Is the Petoi Bittle X available to buy?
Check current stock through an online checkout path for US. Official product page with a public price. Confirm current stock and bundle contents on the seller page.
What are the Petoi Bittle X’s specifications?
It is a quadruped robot dog, debuting 2023: 0'4" (0.107 m) tall, 1 lb (0.269 kg), 9 degrees of freedom.
Spot an error? Report a correction →
Similar robots
Popular Bittle X comparisons
Rankings featuring this robot
Have a Petoi Bittle X to sell?
A used one is modeled at roughly $41–$50 today. We're building the resale marketplace for robots — tell us about yours to get a valuation and be first in line when buyers come looking.
List your Bittle X→Used values are low-confidence modeled ranges based on the sourced new price, age, tier, and condition—not observed resale transactions or a formal appraisal. Specs verified against the primary source. How we value → · All robot dogs →