Side-by-side comparison of Rollin' Justin (German Aerospace Center (DLR)) and RONGWIN ER30 6-Axis CNC Robotic Arm (Nanjing RONGWIN Machinery Technology Co., Ltd.) — specs, pricing, Robolist Product Score, and verified deployments. Updated daily.
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Optimized for Hospitality & F&B buyers. Priority specs lifted to the top and marked with a target.
Manufacturer Country


Year First Available


Verified Deployments


Price Range (USD)


Battery / Shift Runtime


Availability Status


Cross-Category Comparison
Showing shared foundation fields. Select robots from the same category for full spec comparison.
![]() | ![]() RONGWIN ER30 6-Axis CNC Robotic Armindustrial-armNanjing RONGWIN Machinery Technology Co., Ltd. 68.7Product Score | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Germany | China |
| Year First Available (values differ) | 2008 | 2020 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | Contact for quote | $7,800 |
| Battery / Shift Runtime (priority for Hospitality & F&B buyers) (values differ) | 1 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
Cross-Category Comparison Showing shared foundation fields. Select robots from the same category for full spec comparison. | ||
Insufficient data for full comparison
The following fields had no data for any of the selected robots: IP Rating
Frequently asked
Rollin' Justin is made by German Aerospace Center (DLR), based in DE. RONGWIN ER30 6-Axis CNC Robotic Arm is made by Nanjing RONGWIN Machinery Technology Co., Ltd., based in CN.
Rollin' Justin launched in 2008. RONGWIN ER30 6-Axis CNC Robotic Arm launched in 2020.
Rollin' Justin scores 28/100. RONGWIN ER30 6-Axis CNC Robotic Arm scores 69/100. The Product Score blends specs, pricing transparency, verified deployments, and independent media coverage — see methodology for the full breakdown.
Rollin' Justin carries up to 20 kg. RONGWIN ER30 6-Axis CNC Robotic Arm carries up to 30 kg.
Rollin' Justin is categorized as Mobile Manipulator; RONGWIN ER30 6-Axis CNC Robotic Arm as Industrial Arm. The Product Score is calculated per category, so the absolute scores reflect their respective category tiers.
Hardware cost is one input. Mobile Manipulator And Industrial Arm TCO also includes integration, training, downtime, and end-of-life. Our breakdown: TCO of a 6-Axis Arm Cell: Hardware, EOAT, Integration, Programming.
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
TCO of a 6-Axis Arm Cell: Hardware, EOAT, Integration, Programming
7 min readIndustrial Arms
Industrial Arm Vendor Selection: Capability Matrices and Proof Points
9 min readIndustrial Arms
Rollin' Justin vs RONGWIN ER30 6-Axis CNC Robotic Arm compares two robots in the mobile-manipulator and industrial-arm categories. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robolist Product Score is calculated.