Economical Handling Robot Scara Robot vs KR 120 R3900-2 K
Side-by-side comparison of Economical Handling Robot Scara Robot (TANG CHENG INTERNATIONAL TRADE CO., LTD.) and KR 120 R3900-2 K (KUKA Robotics) — specs, pricing, Robo Score, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Last-Mile Delivery buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- Economical Handling Robot Scara RobotChina
- KR 120 R3900-2 KGermany
Year First Available
- Economical Handling Robot Scara Robot—
- KR 120 R3900-2 K2015
Verified Deployments
- Economical Handling Robot Scara Robot0 Deployments
- KR 120 R3900-2 K0 Deployments
Layer 2: Operational
Price
- Economical Handling Robot Scara Robot$4,400–$6,000 USD
- KR 120 R3900-2 K$19,000–$84,900 USD
Availability Status
- Economical Handling Robot Scara RobotACTIVE
- KR 120 R3900-2 KACTIVE
Arm Mechanics
Payload
- Economical Handling Robot Scara Robot6 kg
- KR 120 R3900-2 K146 kg
IP Rating (Arm)
- Economical Handling Robot Scara RobotIP54
- KR 120 R3900-2 KIP65
Reach
- Economical Handling Robot Scara Robot1,453 mm
- KR 120 R3900-2 K3,904 mm
Degrees of Freedom
- Economical Handling Robot Scara Robot6
- KR 120 R3900-2 K6
Repeatability
- Economical Handling Robot Scara Robot±0.05 mm
- KR 120 R3900-2 K±0.04 mm
Robot Weight
- Economical Handling Robot Scara Robot125 kg
- KR 120 R3900-2 K42 kg
IP Rating (Wrist)
- Economical Handling Robot Scara RobotIP65
- KR 120 R3900-2 KIP67
Performance
Duty Cycle
- Economical Handling Robot Scara Robotcontinuous 24 7
- KR 120 R3900-2 K—
Controller & Programming
Controller Model
- Economical Handling Robot Scara Robot—
- KR 120 R3900-2 KKR C5, KR C5 micro
Teach Pendant Type
- Economical Handling Robot Scara Robotwired button
- KR 120 R3900-2 K—
Connectivity
ROS-Industrial Support
- Economical Handling Robot Scara Robotnone
- KR 120 R3900-2 K—
Commercial
Price (USD)
- Economical Handling Robot Scara Robot$4,400–$6,000 USD
- KR 120 R3900-2 K$19,000–$84,900 USD
Warranty
- Economical Handling Robot Scara Robot—
- KR 120 R3900-2 K2 yrs
Service Network
- Economical Handling Robot Scara Robotsparse
- KR 120 R3900-2 Kglobal
Economical Handling Robot Scara Robotindustrial-armTANG CHENG INTERNATIONAL TRADE CO., LTD. 53.1Robo Score | | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | China | Germany |
| Year First Available (values differ) | — | 2015 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | $4,400–$6,000 USD | $19,000–$84,900 USD |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Arm Mechanics | ||
| Payload (priority for Last-Mile Delivery buyers) (values differ) | 6 kg | 146 kg |
| IP Rating (Arm) (priority for Last-Mile Delivery buyers) (values differ) | IP54 | IP65 |
| Reach (values differ) | 1,453 mm | 3,904 mm |
| Degrees of Freedom | 6 | 6 |
| Repeatability (values differ) | ±0.05 mm | ±0.04 mm |
| Robot Weight (values differ) | 125 kg | 42 kg |
| IP Rating (Wrist) (values differ) | IP65 | IP67 |
| Performance | ||
| Duty Cycle (values differ) | continuous 24 7 | — |
| Controller & Programming | ||
| Controller Model (values differ) | — | KR C5, KR C5 micro |
| Teach Pendant Type (values differ) | wired button | — |
| Connectivity | ||
| ROS-Industrial Support (values differ) | none | — |
| Commercial | ||
| Price (USD) (values differ) | $4,400–$6,000 USD | $19,000–$84,900 USD |
| Warranty (values differ) | — | 2 yrs |
| Service Network (values differ) | sparse | 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, Safety Category, Dual Check Safety, Safety I/O Pairs, E-Stop Response, Safe Zone Count, Programming Languages, Offline Programming, Digital Twin Support, Communication Protocols, IoT / Cloud Platform, Cybersecurity Certs, Predictive Maintenance, 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 | Economical Handling Robot Scara Robot | KR 120 R3900-2 K |
|---|---|---|
| Investment | $5,200 | $51,950 |
| Payback period | 1.2 mo | 12.5 mo |
| Net savings (5 yr) | $244,800 | $198,050 |
| ROI (5 yr) | +4708% | +381% |
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 Economical Handling Robot Scara Robot and KR 120 R3900-2 K?
Economical Handling Robot Scara Robot is made by TANG CHENG INTERNATIONAL TRADE CO., LTD., based in CN. KR 120 R3900-2 K is made by KUKA Robotics, based in DE.
How do Economical Handling Robot Scara Robot and KR 120 R3900-2 K compare on the Robo Score?
Economical Handling Robot Scara Robot scores 53.1 on the Robo Score. KR 120 R3900-2 K scores 78.0. 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.
How does the reach of Economical Handling Robot Scara Robot compare to KR 120 R3900-2 K?
Economical Handling Robot Scara Robot has a reach of 1453 mm. KR 120 R3900-2 K has a reach of 3904 mm.
Are Economical Handling Robot Scara Robot and KR 120 R3900-2 K 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 Economical Handling Robot Scara Robot and KR 120 R3900-2 K?
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
Economical Handling Robot Scara Robot vs KR 120 R3900-2 K 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.