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Compare 11 open-source robots by price and stock
Lowest in-stock price per robot, checked 7 Nov 2026. Open a robot for the full seller table and the real total cost.
| Robot | Type | Difficulty | Lowest in stock | Stock | Sellers |
|---|---|---|---|---|---|
| SO-101 The Robot Studio + Hugging Face | Robot arm | 3/5 | $249.90 | IN STOCK | 3 of 5 listings in stock |
| Reachy Mini Pollen Robotics + Hugging Face | Desktop robot | 2/5 | $399 | IN STOCK | 2 of 4 listings in stock |
| Microduck Pollen Robotics + Hugging Face | Biped | 1/5 | $399 | CHECK SITE | Pre-order or stock on the seller page |
| phospho Junior dev kit phospho (phospho.ai) | Robot arm | 2/5 | €995 | CHECK SITE | Pre-order or stock on the seller page |
| HopeJR The Robot Studio + Hugging Face | Humanoid | 4/5 | - | DIY | Parts you source yourself |
| RX1 Red Rabbit Robotics | Humanoid | 4/5 | - | DIY | Parts you source yourself |
| Berkeley Humanoid Lite UC Berkeley Hybrid Robotics | Humanoid | 5/5 | - | DIY | Parts you source yourself |
| Asimov v1 Menlo Research (Asimov) | Humanoid | 5/5 | $20,000 | CHECK SITE | Pre-order or stock on the seller page |
| PAROL6 Source Robotics | Robot arm | 3/5 | €1,188.81 | IN STOCK | 1 of 3 listings in stock |
| BCN3D Moveo BCN3D Technologies | Robot arm | 4/5 | - | DIY | Parts you source yourself |
| Stringman Neufangled Robotics | Cable robot | 3/5 | $795 | IN STOCK | 1 of 2 listings in stock |
SO-101
from $249.90
3 of 5 listings in stock
12 STS3215 servos
Reachy Mini
from $399
2 of 4 listings in stock
Microduck
$399
Pre-order or stock on the seller page
15 motors
phospho Junior dev kit
€995
Pre-order or stock on the seller page
HopeJR
DIY parts list
Parts you source yourself
23 motors
RX1
DIY parts list
Parts you source yourself
Berkeley Humanoid Lite
DIY parts list
Parts you source yourself
Asimov v1
$20,000
Pre-order or stock on the seller page
25 actuated joints
PAROL6
€1,188.81
1 of 3 listings in stock
6 NEMA 17 steppers
BCN3D Moveo
DIY parts list
Parts you source yourself
Stringman
from $795
1 of 2 listings in stock
4 DM-H6215 hub motors