Robonaut 2 vs UBTECH Walker S
Side-by-side comparison of Robonaut 2 (NASA) and UBTECH Walker S (UBTECH Robotics Corp Ltd.) — specs, pricing, Robolist Trust 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
Robonaut 2—
UBTECH Walker SCN
Year First Available
- Robonaut 22011
- UBTECH Walker S2026
Verified Deployments
- Robonaut 20 Deployments
- UBTECH Walker S0 Deployments
Layer 2: Operational
Price Range (USD)
- Robonaut 2$2,500,000
- UBTECH Walker S$100,000
Battery / Shift Runtime
- Robonaut 220 hrs
- UBTECH Walker S2 hrs
Availability Status
- Robonaut 2ACTIVE
- UBTECH Walker SACTIVE
Physical Form Factor
Height
- Robonaut 21000 mm
- UBTECH Walker S1700 mm
Weight
- Robonaut 2150 kg
- UBTECH Walker S77 kg
Mobility Type
- Robonaut 2bipedal
- UBTECH Walker S—
Humanoid Subtype
- Robonaut 2full bipedal
- UBTECH Walker S—
Walking Speed
- Robonaut 2—
- UBTECH Walker S3 m/s
Terrain
- Robonaut 2indoor
- UBTECH Walker Sindoors
Payload & Dexterity
Payload
- Robonaut 2100 kg
- UBTECH Walker S1.5 kg
Total DOF
- Robonaut 214
- UBTECH Walker S41
Arm DOF
- Robonaut 27
- UBTECH Walker S7
Hand DOF
- Robonaut 212
- UBTECH Walker S5
Compute & AI
Onboard Compute
- Robonaut 2NASA developed process
- UBTECH Walker SROSA 2.0
Programming
- Robonaut 2code_ros, teleoperation
- UBTECH Walker Scode_python, code_ros
Battery & Power
Runtime
- Robonaut 220 hrs
- UBTECH Walker S2-5
Charging Time
- Robonaut 2—
- UBTECH Walker S4 hrs
Software
SDK Languages
- Robonaut 2code_ros, teleoperation
- UBTECH Walker Scode_python, code_ros
ROS Support
- Robonaut 2—
- UBTECH Walker SYes
Open API
- Robonaut 2—
- UBTECH Walker SYes
Reliability
IP Rating
- Robonaut 2IP65
- UBTECH Walker S—
Deployment Maturity
- Robonaut 2production pilot
- UBTECH Walker S—
Commercial
Price (USD)
- Robonaut 2$2,500,000
- UBTECH Walker S$100,000
Price Tier
- Robonaut 2150K+
- UBTECH Walker S50-150K
Pricing Model
- Robonaut 2purchase
- UBTECH Walker Spurchase
Warranty
- Robonaut 2—
- UBTECH Walker S2 yrs
Applications
- Robonaut 2teleoperation, research
- UBTECH Walker Sinspection, assembly, logistics
| Robonaut 2humanoidNASA 55.8Trust Score | UBTECH Walker ShumanoidUBTECH Robotics Corp Ltd. 63.5Trust Score | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | — | CN |
| Year First Available (values differ) | 2011 | 2026 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | $2,500,000 | $100,000 |
| Battery / Shift Runtime (priority for Last-Mile Delivery buyers) (values differ) | 20 hrs | 2 hrs |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Physical Form Factor | ||
| Height (values differ) | 1000 mm | 1700 mm |
| Weight (values differ) | 150 kg | 77 kg |
| Mobility Type (values differ) | bipedal | — |
| Humanoid Subtype (values differ) | full bipedal | — |
| Walking Speed (values differ) | — | 3 m/s |
| Terrain (values differ) | indoor | indoors |
| Payload & Dexterity | ||
| Payload (values differ) | 100 kg | 1.5 kg |
| Total DOF (values differ) | 14 | 41 |
| Arm DOF | 7 | 7 |
| Hand DOF (values differ) | 12 | 5 |
| Compute & AI | ||
| Onboard Compute (values differ) | NASA developed process | ROSA 2.0 |
| Programming (values differ) | code_ros, teleoperation | code_python, code_ros |
| Battery & Power | ||
| Runtime (values differ) | 20 hrs | 2-5 |
| Charging Time (values differ) | — | 4 hrs |
| Software | ||
| SDK Languages (values differ) | code_ros, teleoperation | code_python, code_ros |
| ROS Support (values differ) | — | Yes |
| Open API (values differ) | — | Yes |
| Reliability | ||
| IP Rating (priority for Last-Mile Delivery buyers) (values differ) | IP65 | — |
| Deployment Maturity (values differ) | production pilot | — |
| Commercial | ||
| Price (USD) (values differ) | $2,500,000 | $100,000 |
| Price Tier (values differ) | 150K+ | 50-150K |
| Pricing Model | purchase | purchase |
| Warranty (values differ) | — | 2 yrs |
| Applications (values differ) | teleoperation, research | inspection, assembly, logistics |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Running Capable, Stair Climbing, Payload (Peak), Arm Reach, Grip Strength, Manipulation Repeatability, Bimanual Coordination, Tool Use, Compute Platform, VLM Capable, Foundation Models, Imitation Learning, Teleoperation, Battery Capacity, Charging Method, Battery Swap, Avg Power Consumption, Force-Limited Arms, Fall Recovery, Fall Detection Response, Emergency Stops, Human Detection Method, Safe Speed Near Humans, Simulation Platforms, Air-Gap Capable, MTBF, Task Success Rate, Noise Level, RaaS / Month, Developer Unit Price, Delivery Lead Time, Production Pilots
About this comparison
Robonaut 2 vs UBTECH Walker S compares two robots in the humanoid category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robolist Trust Score is calculated.