Rainbow Robotics
KAIST HUBO spinout and Samsung's humanoid arm; RB-Y1 wheeled humanoid in logistics trials
Public · Pilot · Humanoid OEM · Daejeon, Daejeon, South Korea · Founded 2011 · 277810 (KOSDAQ) · rainbow-robotics.com
Part of Samsung Electronics.
Profile
Rainbow Robotics was spun out of KAIST's HUBO humanoid lab and became Samsung's robotics vehicle after Samsung took control in Dec 2024. Its RB-Y1 wheeled humanoid is being tested in Samsung factories and Coupang logistics, and Samsung accounted for 27% of Rainbow's Q2 2026 revenue.
People
- Lee Jung-hoChief Executive Officer
Source: SFA, Rainbow Robotics to co-develop AI autonomous manufacturing robots (The Elec) · As of . X handles are shown only when we could confirm they belong to the person.
Flagship robots
- RB-Y1 Wheeled humanoid
Wheeled dual-arm robot in Samsung and Coupang trials - RB series cobots Cobot
- HUBO Humanoid
Bipedal research humanoid
Market & financials
Market cap
approx. $6.2B (KRW 8.33T)
As of · Source
Funding & deals
Latest round
$180M
Strategic investment (Samsung became largest shareholder) · Dec 31, 2024
Led by Samsung Electronics.
Competitors
Companies with overlapping products. Direct = same customers and same job; Adjacent = overlapping technology or market, different focus.
Agile Robots
Direct competitorBoth sell collaborative robots that work next to people: Agile Robots makes industrial cobots and has launched the Agile ONE industrial humanoid, while Rainbow Robotics makes cobots and humanoids and is Samsung's humanoid arm.
Galbot
Direct competitorBoth build wheeled humanoids for commercial and industrial work: Galbot runs wheeled humanoids in retail stores and on factory lines, while Rainbow Robotics makes cobots and humanoids and is Samsung's humanoid arm.
Galaxea AI
Direct competitorBoth build wheeled humanoids for commercial and industrial work: Galaxea AI builds wheeled dual-arm and humanoid robots, while Rainbow Robotics makes cobots and humanoids and is Samsung's humanoid arm.
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Holiday Robotics
Direct competitorBoth build wheeled humanoids for commercial and industrial work: Holiday Robotics builds FRIDAY, a dexterous wheeled humanoid for factories, while Rainbow Robotics makes cobots and humanoids and is Samsung's humanoid arm.
Addverb
Direct competitorBoth build wheeled humanoids for commercial and industrial work: Addverb builds a wheeled industrial humanoid alongside warehouse automation, while Rainbow Robotics makes cobots and humanoids and is Samsung's humanoid arm.
Doosan Robotics
Direct competitorBoth sell collaborative robots that work next to people: Doosan Robotics makes cobots and is developing industrial humanoids for a 2028 proof of concept, while Rainbow Robotics makes cobots and humanoids and is Samsung's humanoid arm.
Universal Robots (Teradyne Robotics)
Direct competitorBoth sell collaborative robots that work next to people: Universal Robots pioneered cobots and sells the Gen 7 arm family, while Rainbow Robotics makes cobots and humanoids and is Samsung's humanoid arm.
AeiROBOT
Adjacent competitorBoth are Korean humanoid makers: AeiROBOT builds the ALICE humanoid in Korea, while Rainbow Robotics makes cobots and humanoids and is Samsung's humanoid arm.
Recent news
- — Samsung roadmap: industrial robots first, humanoid commercialization ~2028 Edaily
- — Samsung/Rainbow humanoids to work at Coupang Electronic Times
Sources
- Samsung humanoids to work at Coupang (Electronic Times) (Jun 15, 2026)
- iM Securities backs Rainbow Robotics as key Samsung humanoid partner (Chosun Biz) (Aug 19, 2026)
- Samsung unveils roadmap for commercializing robots (Edaily) (Sep 30, 2026)
- Who is paying for humanoids: 69 funding rounds (humanoid.observer) (Sep 6, 2026)
Confidence: medium.