Desktop Robot vs xArm 850
Side-by-side comparison of Desktop Robot (Nenggou (Beijing) Technology Co., Ltd.) and xArm 850 (UFACTORY) — specs, pricing, Robo Index, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Cleaning & Facilities buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- Desktop Robot—
- xArm 850China
Year First Available
- Desktop Robot2020
- xArm 850—
Verified Deployments
- Desktop Robot0 Deployments
- xArm 8500 Deployments
Layer 2: Operational
Price Range (USD)
- Desktop Robot$28,000
- xArm 850$9,500–$10,500
Availability Status
- Desktop RobotACTIVE
- xArm 850ACTIVE
Arm Mechanics
Robot Weight
- Desktop Robot8 kg
- xArm 85020 kg
Max TCP Speed
- Desktop Robot5 m/s
- xArm 8501 m/s
Payload
- Desktop Robot0.8 kg
- xArm 8505 kg
Reach
- Desktop Robot440 mm
- xArm 850850 mm
Degrees of Freedom
- Desktop Robot19
- xArm 8506
Repeatability
- Desktop Robot±0.05 mm
- xArm 850±0.02 mm
Mounting Options
- Desktop Robotdesktop
- xArm 850floor, ceiling, wall, rail
IP Rating
- Desktop RobotIP20
- xArm 850—
Safety
Safety Rating
- Desktop RobotISO/TS 15066
- xArm 850ISO Class 5
Force/Torque Sensing
- Desktop Robotnone
- xArm 850joint level all
Safety I/O Pairs
- Desktop Robot—
- xArm 85016
Duty Cycle
- Desktop Robot—
- xArm 85024 7 continuous
Ease of Use
No-Code Capable
- Desktop RobotYes
- xArm 850Yes
Offline Programming
- Desktop RobotNo
- xArm 850Yes
Programming Interface
- Desktop Robotdrag-to-teach, Lua, graphical interface
- xArm 850code_python, code_ros
End-Effector
Tool Flange Standard
- Desktop Robot—
- xArm 850iso 9283
Tool Changer Support
- Desktop Robot—
- xArm 850manual
Integrated F/T Sensor
- Desktop Robot—
- xArm 850Yes
Wrist Power Supply
- Desktop Robot—
- xArm 85048VDC
Software & Connectivity
SDK Languages
- Desktop Robot—
- xArm 850Python, C++
ROS Compatible
- Desktop RobotYes
- xArm 850Yes
Fieldbus Protocols
- Desktop RobotTCP/IP, Modbus TCP
- xArm 850Modbus TCP
Digital Twin Support
- Desktop Robot—
- xArm 850Yes
Reliability
MTBF
- Desktop Robot—
- xArm 85015,000 hrs
Commercial
Price (USD)
- Desktop Robot$28,000
- xArm 850$9,500–$10,500
Warranty
- Desktop Robot1 yrs
- xArm 8501 yrs
Lead Time
- Desktop Robot—
- xArm 8508 wks
| ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | — | China |
| Year First Available (values differ) | 2020 | — |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | $28,000 | $9,500–$10,500 |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Arm Mechanics | ||
| Robot Weight (priority for Cleaning & Facilities buyers) (values differ) | 8 kg | 20 kg |
| Max TCP Speed (priority for Cleaning & Facilities buyers) (values differ) | 5 m/s | 1 m/s |
| Payload (priority for Cleaning & Facilities buyers) (values differ) | 0.8 kg | 5 kg |
| Reach (values differ) | 440 mm | 850 mm |
| Degrees of Freedom (values differ) | 19 | 6 |
| Repeatability (values differ) | ±0.05 mm | ±0.02 mm |
| Mounting Options (values differ) | desktop | floor, ceiling, wall, rail |
| IP Rating (values differ) | IP20 | — |
| Safety | ||
| Safety Rating (values differ) | ISO/TS 15066 | ISO Class 5 |
| Force/Torque Sensing (values differ) | none | joint level all |
| Safety I/O Pairs (values differ) | — | 16 |
| Duty Cycle (values differ) | — | 24 7 continuous |
| Ease of Use | ||
| No-Code Capable | Yes | Yes |
| Offline Programming (values differ) | No | Yes |
| Programming Interface (values differ) | drag-to-teach, Lua, graphical interface | code_python, code_ros |
| End-Effector | ||
| Tool Flange Standard (values differ) | — | iso 9283 |
| Tool Changer Support (values differ) | — | manual |
| Integrated F/T Sensor (values differ) | — | Yes |
| Wrist Power Supply (values differ) | — | 48VDC |
| Software & Connectivity | ||
| SDK Languages (values differ) | — | Python, C++ |
| ROS Compatible | Yes | Yes |
| Fieldbus Protocols (values differ) | TCP/IP, Modbus TCP | Modbus TCP |
| Digital Twin Support (values differ) | — | Yes |
| Reliability | ||
| MTBF (values differ) | — | 15,000 hrs |
| Commercial | ||
| Price (USD) (values differ) | $28,000 | $9,500–$10,500 |
| Warranty | 1 yrs | 1 yrs |
| Lead Time (values differ) | — | 8 wks |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Battery / Shift Runtime, TCP Speed (Collaborative), Power/Force Limiting, Setup Time, Time to Redeploy, Path Accuracy, CaaS / Month
best in categoryweakest in categoryvalues differ
Trade-offs at a glance
Frequently asked
Who makes Desktop Robot and xArm 850?
Desktop Robot is made by Nenggou (Beijing) Technology Co., Ltd.. xArm 850 is made by UFACTORY, based in CN.
How do Desktop Robot and xArm 850 compare on the Robo Index?
Desktop Robot scores 97/100. xArm 850 scores 81/100. The Robo Index blends specs, pricing transparency, verified deployments, and independent media coverage — see methodology for the full breakdown.
How does the reach of Desktop Robot compare to xArm 850?
Desktop Robot has a reach of 440 mm. xArm 850 has a reach of 1214 mm.
Are Desktop Robot and xArm 850 in the same category?
Both robots are classified as Cobot on Robolist. Filters and ranking treat them as direct alternatives.
What is the realistic total cost of ownership for Cobot robots?
Hardware cost is one input. Cobot TCO also includes integration, training, downtime, and end-of-life. Our breakdown: Cobot TCO and Payback Math: Hardware, EOAT, and Zero-Fencing Savings.
What should a buyer ask vendors when choosing between Desktop Robot and xArm 850?
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Cobot Vendor Red Flags: Questions That Filter Out the Marketing.
Going deeper — picking the right robot
Cobot TCO and Payback Math: Hardware, EOAT, and Zero-Fencing Savings
6 min readCollaborative Robots
Cobot Vendor Red Flags: Questions That Filter Out the Marketing
9 min readCollaborative Robots
Running a Cobot Pilot in a Manual Production Line
9 min readCollaborative Robots
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
Desktop Robot vs xArm 850 compares two robots in the cobot 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.