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HMX v2.0.0
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🇰🇷 Rainbow RB-Y1

Rainbow Robotics · South Korea · unveiled 2024
commercial supervised-autonomy electric data confidence: high
56.3
HMX Score
Rank #56 of 156 humanoid

Watch changes · Evidence history · Cited research export · Plan a pilot

Score breakdown

AutonomyManipulationMobilityHardwareCommercialEcosystem
Autonomy & Intelligence · 25%83.0
Manipulation & Dexterity · 20%9.7
Mobility & Locomotion · 15%60.0
Hardware & Engineering · 15%47.9
Commercial Readiness & Deployment · 15%100.0
Ecosystem & Viability · 10%24.7

Each pillar is scored 0–100 from published specs, then weighted into the HMX. Compare it only with other humanoid robots — each category uses its own reference scales. See the full methodology →

Notable

Samsung-backed wheeled dual-arm mobile manipulator now piloting inside a live Coupang warehouse; Samsung Electronics holds a 35% stake in Rainbow Robotics.

Deployment evidence

Legacy mentions are unverified. A partnership or announcement is not proof of an active deployment. Evidence labels do not change HMX v2 scoring.

Samsung Electronics internal automation evaluation (35+ units acquired)

unknown · unverified

  • No deployment-specific evidence recorded.

Delivered as research platform to MIT, UC Berkeley (Amazon-Berkeley lab), Georgia Tech, and University of Washington

unknown · unverified

  • No deployment-specific evidence recorded.

Planned shipyard logistics evaluation at Samsung Heavy Industries Geoje Shipyard

unknown · unverified

  • No deployment-specific evidence recorded.

Coupang fulfillment center pilot, South Korea

unknown · unverified

  • No deployment-specific evidence recorded.

Specifications

Evidence is attached to each value. Robot-wide source links do not verify every field. A source about an older value cannot support the current specification.

Height
140.0 cm
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Weight
131.0 kg
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Payload
6.0 kg
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Travel speed
1.5 m/s
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Runtime
3.0 h
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Battery
Undisclosed
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Total DoF
24 DoF
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Hand DoF per hand
1 DoF
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Dexterous hands
No
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Actuation
electric
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Form factor
wheeled-base
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Onboard compute
NVIDIA Jetson AGX Orin (64GB)
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

AI model
Supports VLA models, imitation learning, and ROS/ROS2 integration
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Autonomy
supervised-autonomy
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Product status
commercial
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Indicative price
80000.0 USD
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Funding
299.0 USD million
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Company valuation
6.8 USD billion
unverified · 0 evidence records

Declared shared origins are grouped. Distinct domains and unclassified origins do not establish independent evidence.

No field-specific evidence recorded. This value is unverified at field level.

Rainbow RB-Y1 in context: rank, rivals and specs

Compare with AgiBot X2 (Lingxi X2) →

RB-Y1 is a humanoid robot from Rainbow in South Korea, and it is commercially available. It scores 56.3 on the Humanoid Metric, ranking 56th of 156.

On the leaderboard it sits between AgiBot X2 (Lingxi X2) (HMX 56.5) and Leju Robot Kuavo 4Pro (HMX 55.9).

Against the 156 humanoid robots ranked, its clearest strength is commercial readiness & deployment (100.0 against a median of 67.0) and its clearest weakness is manipulation & dexterity (9.7 against 41.3).

By the published specifications, it is heavier than 97% of the 115 other humanoid robots publishing a weight (131 kg), is shorter than 76% of the 123 other humanoid robots publishing a height (140 cm) and has fewer degrees of freedom per hand than 75% of the 72 other humanoid robots publishing a per-hand figure (1).

Its published price of $80,000 is below 27% of the 55 other humanoid robots with a public price — nearer the expensive end, with a median published price of $29,900.

On autonomy, it has demonstrated autonomy under human supervision, not unsupervised work. 4 deployment claims are on record, none yet backed by a customer, the press or the vendor.

Its specifications carry a high-confidence grade from 3 cited sources, as of 2026-07.

Task evidence

Task capability is not inferred from hardware specifications or general autonomy labels. Find robots for a task →

No task-specific evidence recorded. Capability remains unknown.

Frequently asked questions about the Rainbow RB-Y1

How much does the Rainbow RB-Y1 cost?

The Rainbow RB-Y1 has a published price of $80,000.

What are the Rainbow RB-Y1's specs?

Published specifications: payload 6 kg, speed 1.5 m/s, runtime 3 h, degrees of freedom 24, degrees of freedom per hand 1, height 140 cm, weight 131 kg.

Is the Rainbow RB-Y1 autonomous?

The Rainbow RB-Y1 has demonstrated autonomy under human supervision, not unsupervised work. The grade reflects demonstrations, not marketing claims.

How does the Rainbow RB-Y1 compare to the AgiBot X2 (Lingxi X2)?

On the HMX, the Rainbow RB-Y1 scores 56.3 and the AgiBot X2 (Lingxi X2) 56.5. The Rainbow RB-Y1 leads on autonomy & intelligence, mobility & locomotion, commercial readiness & deployment and ecosystem & viability; the AgiBot X2 (Lingxi X2) leads on manipulation & dexterity and hardware & engineering.

Who makes the Rainbow RB-Y1?

The Rainbow RB-Y1 is made by Rainbow, in South Korea.

Embed this score

HMX score: 56.3

Change history · 1 applied update

  • Spec update Update RB-Y1
    status: pilot → commercial; ai_model: → Supports VLA models, imitation learning, and ROS/ROS2 integration; onboard_compute: → NVIDIA Jetson AGX Orin (64GB); hand_dof_per_hand: → 1; deployments: Coupang fulfillment center pilot, South Korea (2026), Sold as a research platform to AI labs/universities → Samsung Electronics internal automation evaluation (35+ units acquired), Delivered as research platform to MIT, UC Berkeley (Amazon-Berkeley lab), Georgia Tech, and University of Washington, Planned shipyard logistics evaluation at Samsung Heavy Industries Geoje Shipyard, Coupang fulfillment center pilot, South Korea
    2026-09-07T20:55:39+00:00 · by admin-token