Optimus Gen 2 leads in higher payload, longer runtime, while Astribot S1 leads in more DOF. Overall, Optimus Gen 2 has an edge in 2 out of 3 compared categories.

Tesla

Stardust Intelligence
5
Optimus Gen 2
β
Astribot S1
Fully proprietary. No public SDK/API. Closed ecosystem.
Last updated: 2025