Zhiyuan Robotics vs Pollen Robotics (Hugging Face) — independent, side-by-side analysis.
RAISE A1 leads in more DOF, higher payload, lower price. Overall, RAISE A1 has an edge in 3 out of 3 compared categories.

Zhiyuan Robotics

Pollen Robotics (Hugging Face)
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RAISE A1
91
Reachy 2
Fully open-source HW+SW. ROS2. Hugging Face backing. Best-in-class openness.
RAISE A1 is cheaper at $27,500 vs $70,000 for Reachy 2. Note that lower price does not imply lower total cost of ownership — see the TCO calculator on the Explore page for utilisation-adjusted figures.
RAISE A1 rates a higher payload at 5 kg vs 3 kg. Payload ratings are vendor claims and do not always include a duty cycle — peak vs sustained payload can differ significantly.
Yes. Both are commercially available as of the last review. Delivery timelines and customer geographies vary per vendor — check the manufacturer page for each.
Last updated: 2025