Side-by-side comparison of CNC Welding Robot (ZMDE Steel Machinery) and Rollin' Justin (German Aerospace Center (DLR)) — specs, pricing, Robolist Product Score, and verified deployments. Updated daily.
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Optimized for Cleaning & Facilities buyers. Priority specs lifted to the top and marked with a target.
Manufacturer Country


Year First Available


Verified Deployments


Battery / Shift Runtime


Availability Status


Cross-Category Comparison
Showing shared foundation fields. Select robots from the same category for full spec comparison.
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|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | — | Germany |
| Year First Available (values differ) | 2025 | 2008 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Battery / Shift Runtime (priority for Cleaning & Facilities 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: Price Range (USD)
Frequently asked
CNC Welding Robot is made by ZMDE Steel Machinery. Rollin' Justin is made by German Aerospace Center (DLR), based in DE.
CNC Welding Robot launched in 2025. Rollin' Justin launched in 2008.
CNC Welding Robot scores 17/100. Rollin' Justin scores 28/100. The Product Score blends specs, pricing transparency, verified deployments, and independent media coverage — see methodology for the full breakdown.
CNC Welding Robot is categorized as Industrial Arm; Rollin' Justin as Mobile Manipulator. The Product Score is calculated per category, so the absolute scores reflect their respective category tiers.
Hardware cost is one input. Industrial Arm And Mobile Manipulator 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: Industrial Arm Vendor Selection: Capability Matrices and Proof Points.
Going deeper — picking the right robot
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
Programming Approaches: Teach Pendant, Offline, AI-Assisted — What Each Costs You
8 min readIndustrial Arms
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
CNC Welding Robot vs Rollin' Justin compares two robots in the industrial-arm and mobile-manipulator 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.