# SO-ARM 102 released, payload increased to 2.5 times that of SO-101

- Source: Reddit r/robotics
- Published: 2026-10-12T08:01:45.000Z
- RoboHot: https://robohot.news/en/items/mayh6fh94hz0lim7nrypkqjx1
- Original: https://www.reddit.com/r/robotics/comments/1x3w06b/soarm_102_the_next_iteration_of_the_soarm_series/

## Summary

The new-generation SO-ARM 102 in the SO-ARM series has gone live after approval by Rob Knight. Compared with SO-101, its payload is increased to 2.5 times, positioning accuracy is about 2 times, motion speed is about 1.6 times, and arm span is about 36 mm longer; the gripper stays parallel throughout its travel, the structure is topology-optimized, and key joints use Feetech 3250 servos.