Buying guide
K2 Bumblebee vs Walker S2 in 2026
Comparing 2 humanoid robots across availability, pricing, capabilities, and verified deployments. Current as of 2026.
| Attribute | No image on file | No image on file |
|---|---|---|
| Manufacturer | Kepler Robotics | UBTech Robotics |
| Form factor | humanoid | humanoid |
| Maturity | pilot | commercial |
| Availability | shipping-nowshipping | internal-onlyenterprise |
| Price | $34,000 (actual sale price) | Not announced |
| Capability claims | — | — |
| Brain | — |
|
| Verified deployments | 1SAIC General Motors | 5 |
| Privacy practices | — | — |
| Sources on file | 5 | 21 |
Editorial summaries
K2 Bumblebee
Kepler Robotics describes the K2 (Bumblebee) as commercially available and in mass production, priced at about $34,000 (RMB 248,000) per unit per the company's official announcement. Most volume is sold through enterprise framework agreements rather than individual retail. The price is verified from Kepler's own release.
Walker S2
The Walker S2 is UBTech's enterprise humanoid, with verified factory pilots at BYD, FAW-Volkswagen, Foxconn, Geely, NIO, and Zeekr in China. UBTech is publicly traded on the Hong Kong exchange. The Walker S2 is not sold to consumers; the editorial position is honest-absence on consumer pricing.
Machine-readable: this page as markdown.