KR 120 R3900-2 K vs Robo Pack System
Side-by-side comparison of KR 120 R3900-2 K (KUKA Robotics) and Robo Pack System (Bihl+Wiedemann) — specs, pricing, Robo Index, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Warehousing & Logistics buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- KR 120 R3900-2 KGermany

- Robo Pack System—

Year First Available
- KR 120 R3900-2 K2015

- Robo Pack System—

Verified Deployments
- KR 120 R3900-2 K0 Deployments

- Robo Pack System0 Deployments

Layer 2: Operational
Price
- KR 120 R3900-2 K$19,000–$84,900 USD

- Robo Pack SystemContact for quote

Availability Status
- KR 120 R3900-2 KACTIVE

- Robo Pack SystemACTIVE

Arm Mechanics
Payload
- KR 120 R3900-2 K146 kg

- Robo Pack System—

Reach
- KR 120 R3900-2 K3,904 mm

- Robo Pack System—

Degrees of Freedom
- KR 120 R3900-2 K6

- Robo Pack System—

Repeatability
- KR 120 R3900-2 K±0.04 mm

- Robo Pack System—

Robot Weight
- KR 120 R3900-2 K42 kg

- Robo Pack System—

IP Rating (Arm)
- KR 120 R3900-2 KIP65

- Robo Pack System—

IP Rating (Wrist)
- KR 120 R3900-2 KIP67

- Robo Pack System—

Performance
Duty Cycle
- KR 120 R3900-2 K—

- Robo Pack Systemcontinuous 24 7

Safety
Safety Category
- KR 120 R3900-2 K—

- Robo Pack SystemCat.4 PLe

Controller & Programming
Controller Model
- KR 120 R3900-2 KKR C5, KR C5 micro

- Robo Pack System—

Connectivity
ROS-Industrial Support
- KR 120 R3900-2 K—

- Robo Pack Systemnone

IoT / Cloud Platform
- KR 120 R3900-2 K—

- Robo Pack SystemASi-5 with OPC UA interface to cloud databases

Predictive Maintenance
- KR 120 R3900-2 K—

- Robo Pack Systemml based

Commercial
Price (USD)
- KR 120 R3900-2 K$19,000–$84,900 USD

- Robo Pack SystemContact for quote

Warranty
- KR 120 R3900-2 K2 yrs

- Robo Pack System—

Service Network
- KR 120 R3900-2 Kglobal

- Robo Pack Systemglobal

![]() | ![]() | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Germany | — |
| Year First Available (values differ) | 2015 | — |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | $19,000–$84,900 USD | Contact for quote |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Arm Mechanics | ||
| Payload (priority for Warehousing & Logistics buyers) (values differ) | 146 kg | — |
| Reach (values differ) | 3,904 mm | — |
| Degrees of Freedom (values differ) | 6 | — |
| Repeatability (values differ) | ±0.04 mm | — |
| Robot Weight (values differ) | 42 kg | — |
| IP Rating (Arm) (values differ) | IP65 | — |
| IP Rating (Wrist) (values differ) | IP67 | — |
| Performance | ||
| Duty Cycle (values differ) | — | continuous 24 7 |
| Safety | ||
| Safety Category (values differ) | — | Cat.4 PLe |
| Controller & Programming | ||
| Controller Model (values differ) | KR C5, KR C5 micro | — |
| Connectivity | ||
| ROS-Industrial Support (values differ) | — | none |
| IoT / Cloud Platform (values differ) | — | ASi-5 with OPC UA interface to cloud databases |
| Predictive Maintenance (values differ) | — | ml based |
| Commercial | ||
| Price (USD) (values differ) | $19,000–$84,900 USD | Contact for quote |
| Warranty (values differ) | 2 yrs | — |
| Service Network | global | global |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Battery / Shift Runtime, Path Accuracy, Max TCP Speed, Cycle Time (25/305/25), MTBF, Vibration Damping, 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, Cybersecurity Certs, Tool Flange Standard, Tool Changer (ISO), Internal Cable Routing, Pneumatic Lines, Electrical Lines, 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 | KR 120 R3900-2 K | Robo Pack System |
|---|---|---|
| Investment | $51,950 | No price |
| Payback period | 12.5 mo | — |
| Net savings (5 yr) | $198,050 | — |
| ROI (5 yr) | +381% | — |
Robo Pack System has 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 KR 120 R3900-2 K and Robo Pack System?
KR 120 R3900-2 K is made by KUKA Robotics, based in DE. Robo Pack System is made by Bihl+Wiedemann.
How do KR 120 R3900-2 K and Robo Pack System compare on the Robo Index?
KR 120 R3900-2 K grades AAA on the Robo Index. Robo Pack System grades BBB. 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.
Are KR 120 R3900-2 K and Robo Pack System 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 KR 120 R3900-2 K and Robo Pack System?
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
KR 120 R3900-2 K vs Robo Pack System 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 Index is calculated.