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🇰🇷 Rainbow Robotics

Daejeon, South Korea · founded 2011
56.3
Best HMX
2 robots tracked

KAIST Hubo Lab spin-off, majority-backed by Samsung Electronics (35% stake); publicly listed on KOSDAQ, maker of the HUBO lineage and the newer RB-Y1.

💰 $6.8B valuation 📈 $299M raised Official site ↗

Humanoid robots by Rainbow Robotics

2 · scored by HMX

Rainbow in 2026: lineup, ranking and funding

Rainbow has 2 humanoid robots in the index, 2 of the 156 tracked. Its highest-scoring, RB-Y1, ranks 56th of 156 on the HMX at 56.3. Its models range from 51.5 (Hubo2 (DRC-HUBO)) to 56.3.

RB-Y1 stands out most on commercial readiness & deployment: 100.0 against a median of 67.0 across all 156 humanoid robots.

It is one of 6 companies in South Korea with humanoid robots in the index.

Both of its models are shipping to customers (1 commercially available and 1 in limited production).

RB-Y1 has a published price of $80,000; no other model's price is public.

Rainbow Robotics has disclosed $299m in funding, the 14th-highest of the 48 companies here that disclose it; it has a last reported valuation of $6.8bn, 4th of 31 with a public valuation.

Frequently asked questions about Rainbow

What robots does Rainbow make?

Rainbow has 2 models in this index: RB-Y1 (HMX 56.3) and Hubo2 (DRC-HUBO) (HMX 51.5).

What is Rainbow's best robot?

On the Humanoid Metric, RB-Y1 scores highest of Rainbow's models at 56.3 out of 100, 56th of 156 humanoid robots.

Can you buy the Rainbow RB-Y1?

Yes: RB-Y1 is commercially available, with a published price of $80,000.

Where is Rainbow Robotics based?

Rainbow Robotics is based in Daejeon, South Korea, and was founded in 2011.

How much funding has Rainbow Robotics raised?

Rainbow Robotics has disclosed $299m in funding, with a last reported valuation of $6.8bn. Figures are as published and not independently audited.