MiR Mobile Cobot ER-Flex vs RB-Y1
Side-by-side comparison of MiR Mobile Cobot ER-Flex (MiR) and RB-Y1 (Rainbow Robotics Co., Ltd.) — specs, pricing, Robo Index, and verified deployments. Updated daily.
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Optimized for Home & Household buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- MiR Mobile Cobot ER-FlexDenmark
- RB-Y1South Korea

Verified Deployments
- MiR Mobile Cobot ER-Flex0 Deployments
- RB-Y10 Deployments

Layer 2: Operational
Availability Status
- MiR Mobile Cobot ER-FlexACTIVE
- RB-Y1ACTIVE

Layer 3: Category Specific
Payload Capacity
- MiR Mobile Cobot ER-Flex16 kg
- RB-Y13 kg

Reach
- MiR Mobile Cobot ER-Flex1,300 mm
- RB-Y1—

Max Speed
- MiR Mobile Cobot ER-Flex2 m/s
- RB-Y1—

IP Rating
- MiR Mobile Cobot ER-FlexIP20
- RB-Y1—

![]() | ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Denmark | South Korea |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Payload Capacity (values differ) | 16 kg | 3 kg |
| Reach (values differ) | 1,300 mm | — |
| Max Speed (values differ) | 2 m/s | — |
| IP Rating (values differ) | IP20 | — |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Year First Available, Price, Battery / Shift Runtime, Autonomy Level
ROI Comparison
Same operating assumptions across every robot — the only difference is price. Set your numbers once to see which pays back fastest.
Annual labor displaced (per robot): $50,000
| Metric | MiR Mobile Cobot ER-Flex | RB-Y1 |
|---|---|---|
| Investment | No price | No price |
| Payback period | — | — |
| Net savings (5 yr) | — | — |
| ROI (5 yr) | — | — |
MiR Mobile Cobot ER-Flex, RB-Y1 have no listed price, so payback can't be computed. Contact the manufacturer for a quote.
Estimates labor-cost displacement only — not a full total cost of ownership. Actual ROI depends on integration, maintenance, training, downtime, and task fit. Converted currencies are indicative; USD is the price of record.
Trade-offs at a glance
Frequently asked
Who makes MiR Mobile Cobot ER-Flex and RB-Y1?
MiR Mobile Cobot ER-Flex is made by MiR, based in DK. RB-Y1 is made by Rainbow Robotics Co., Ltd., based in KR.
How do MiR Mobile Cobot ER-Flex and RB-Y1 compare on the Robo Index?
MiR Mobile Cobot ER-Flex grades BB on the Robo Index. RB-Y1 grades A. The Robo Index is a credibility grade (AAA … C) that blends commercial maturity, verified deployments, company standing, and independent coverage — see methodology for the full breakdown.
What is the payload difference between MiR Mobile Cobot ER-Flex and RB-Y1?
MiR Mobile Cobot ER-Flex carries up to 16 kg. RB-Y1 carries up to 3 kg.
Are MiR Mobile Cobot ER-Flex and RB-Y1 in the same category?
Both robots are classified as Mobile Manipulator on Robolist. Filters and ranking treat them as direct alternatives.
What should a buyer ask vendors when choosing between MiR Mobile Cobot ER-Flex and RB-Y1?
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: The mobile manipulator vendor RFP: questions and red flags.
Going deeper — picking the right robot
The mobile manipulator vendor RFP: questions and red flags
10 min readMobile Manipulators
A 90-day playbook for your first mobile manipulation task
9 min readMobile Manipulators
Decision framework: mobile manipulator vs fixed arm vs AMR + manual
7 min readMobile Manipulators
Build vs buy vs lease: which model fits a first deployment
8 min readChoosing Your First Robot
The hidden specs vendors hope you'll miss
10 min readReading the Spec Sheet
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About this comparison
MiR Mobile Cobot ER-Flex vs RB-Y1 compares two robots in the mobile-manipulator category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robo Index is calculated.