GEN72-B vs NB220
Side-by-side comparison of GEN72-B (RealMan Robotics) and NB220 (Beijing ROKAE Technology Co., Ltd.) — specs, pricing, Robo Score, and verified deployments. Updated daily.
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Layer 1: Identity & Trust
Manufacturer Country
- GEN72-BChina
- NB220China
Year First Available
- GEN72-B2024
- NB220—
Verified Deployments
- GEN72-B0 Deployments
- NB2200 Deployments
Layer 2: Operational
Availability Status
- GEN72-BACTIVE
- NB220ACTIVE
Arm Mechanics
Payload
- GEN72-B2 kg
- NB22035 kg
Reach
- GEN72-B600 mm
- NB2202,258 mm
Degrees of Freedom
- GEN72-B—
- NB2206
Repeatability
- GEN72-B±1 mm
- NB220—
Max TCP Speed
- GEN72-B1.9 m/s
- NB220—
Robot Weight
- GEN72-B6.6 kg
- NB220—
IP Rating (Arm)
- GEN72-BIP54
- NB220—
Performance
MTBF
- GEN72-B30,000 hrs
- NB220—
Controller & Programming
Controller Model
- GEN72-B統合型
- NB220—
| | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country | China | China |
| Year First Available (values differ) | 2024 | — |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Arm Mechanics | ||
| Payload (values differ) | 2 kg | 35 kg |
| Reach (values differ) | 600 mm | 2,258 mm |
| Degrees of Freedom (values differ) | — | 6 |
| Repeatability (values differ) | ±1 mm | — |
| Max TCP Speed (values differ) | 1.9 m/s | — |
| Robot Weight (values differ) | 6.6 kg | — |
| IP Rating (Arm) (values differ) | IP54 | — |
| Performance | ||
| MTBF (values differ) | 30,000 hrs | — |
| Controller & Programming | ||
| Controller Model (values differ) | 統合型 | — |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Price, Battery / Shift Runtime, Path Accuracy, IP Rating (Wrist), Cycle Time (25/305/25), Duty Cycle, Vibration Damping, Safety Category, Dual Check Safety, Safety I/O Pairs, E-Stop Response, Safe Zone Count, Programming Languages, Teach Pendant Type, Offline Programming, Digital Twin Support, Communication Protocols, ROS-Industrial Support, IoT / Cloud Platform, Cybersecurity Certs, Predictive Maintenance, Tool Flange Standard, Tool Changer (ISO), Internal Cable Routing, Pneumatic Lines, Electrical Lines, Price (USD), Warranty, Service Network, Spare Parts Lead Time, Expected Service Life
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 | GEN72-B | NB220 |
|---|---|---|
| Investment | No price | No price |
| Payback period | — | — |
| Net savings (5 yr) | — | — |
| ROI (5 yr) | — | — |
GEN72-B, NB220 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 GEN72-B and NB220?
GEN72-B is made by RealMan Robotics, based in CN. NB220 is made by Beijing ROKAE Technology Co., Ltd., based in CN.
How do GEN72-B and NB220 compare on the Robo Score?
GEN72-B scores 72.2 on the Robo Score. NB220 scores 57.9. The Robo Score is a 0–100 credibility figure blending commercial maturity, verified deployments, company standing, and independent coverage — see methodology for the full breakdown.
Are GEN72-B and NB220 in the same category?
Both robots are classified as Industrial Arm on Robolist. Filters and ranking treat them as direct alternatives.
What is the realistic total cost of ownership for Industrial Arm robots?
Hardware cost is one input. 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.
What should a buyer ask vendors when choosing between GEN72-B and NB220?
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
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
GEN72-B vs NB220 compares two robots in the industrial-arm category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robo Score is calculated.