Summary
Unitree R1 is an entry-level bipedal humanoid launched July 29, 2025, standing 121 cm tall and priced from $4,900 — making it one of the most affordable humanoid research platforms available.
The Unitree R1 stands 121–123 cm tall and weighs 25 kg, with 26 degrees of freedom optimised for sport and dynamic motion research. It offers approximately one hour of battery runtime per charge. Priced from $4,900, it is positioned as a highly accessible entry point into humanoid robotics research. Unitree provides an open-source codebase and an SDK, enabling developers and researchers to build, modify, and extend robot behaviours without proprietary lock-in. The R1 was officially launched on July 29, 2025.