UBTech Walker S2: version history

Current record →

Nothing is deleted from the index. Every change to this record is kept: a full copy of each version since 6 Sep 2026, 05:24 UTC, and the field-by-field updates applied before that. See every robot from UBTech Robotics.

Versions · 3 recorded

Version 531 · 14 Oct 2026, 14:35 UTC · score then 75.5
- field evidence: — → 1 field
- notable: World's first humanoid to autonomously hot-swap its own battery (dual 48V packs, under 3 minutes via dual-arm coordination) for continuous 24/7 operation; en… → The manufacturer specifies 15 kg handling across a 0–1.8 m workspace and autonomous battery exchange within three minutes. Continuous availability relies on …
Changed by: Original-source review: Walker S2 (research agent)
Version 190 · 15 Sep 2026, 04:28 UTC · score then 75.5

No field changed; the score was recalculated.

Changed by a direct correction or a scoring update, not a research proposal.
First recorded version · 6 Sep 2026, 05:24 UTC · score then 75.5

The record as it stood when full copies began to be kept.

Earlier changes · 1, before full copies were kept

Update Walker S2 · 2026-08-27 04:48 UTC · published automatically
- ai model: BrainNet 2.0 + Co-Agents multimodal reasoning → BrainNet 2.0 + Co-Agent
- weight (kg): 73 → 95
- hand dof per hand: 11 → 22
- price (USD): 90000 → 160000
- deployments: updated