G1 vs Walker S2
Side-by-side comparison of G1 (Unitree Robotics) and Walker S2 (Zhengzhou Hento Machinery Co., 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
G1CN
Walker S2CN
Year First Available
- G12024
- Walker S22024
Verified Deployments
- G10 Deployments
- Walker S20 Deployments
Layer 2: Operational
Battery / Shift Runtime
- G12 hrs
- Walker S2—
Availability Status
- G1ACTIVE
- Walker S2ACTIVE
Physical Form Factor
Height
- G1126 mm
- Walker S2—
Mobility Type
- G1bipedal
- Walker S2—
Humanoid Subtype
- G1full bipedal
- Walker S2—
Terrain
- G1indoor
- Walker S2—
Payload & Dexterity
Payload
- G13 kg
- Walker S2—
Total DOF
- G117
- Walker S2—
Arm DOF
- G17
- Walker S2—
Manipulation Repeatability
- G1±0.5 mm
- Walker S2—
Compute & AI
Onboard Compute
- G1100 TOPS
- Walker S2—
Compute Platform
- G1NVIDIA Jetson Orin NX 16GB
- Walker S2—
Foundation Models
- G1UnifoLM-WMA-0
- Walker S2—
Programming
- G1code_python, code_ros
- Walker S2—
Battery & Power
Runtime
- G12 hrs
- Walker S2—
Software
SDK Languages
- G1Python, C++, ROS2
- Walker S2—
ROS Support
- G1ros2 vendor
- Walker S2—
Simulation Platforms
- G1NVIDIA Isaac Sim
- Walker S2—
Open API
- G1open rest
- Walker S2—
Reliability
Deployment Maturity
- G1production pilot
- Walker S2—
Commercial
Applications
- G1research_development
- Walker S2—
| G1humanoidUnitree Robotics 51.5Trust Score | Walker S2humanoidZhengzhou Hento Machinery Co., Ltd. —Trust Score | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country | CN | CN |
| Year First Available | 2024 | 2024 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Battery / Shift Runtime (priority for Last-Mile Delivery buyers) (values differ) | 2 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Physical Form Factor | ||
| Height (values differ) | 126 mm | — |
| Mobility Type (values differ) | bipedal | — |
| Humanoid Subtype (values differ) | full bipedal | — |
| Terrain (values differ) | indoor | — |
| Payload & Dexterity | ||
| Payload (values differ) | 3 kg | — |
| Total DOF (values differ) | 17 | — |
| Arm DOF (values differ) | 7 | — |
| Manipulation Repeatability (values differ) | ±0.5 mm | — |
| Compute & AI | ||
| Onboard Compute (values differ) | 100 TOPS | — |
| Compute Platform (values differ) | NVIDIA Jetson Orin NX 16GB | — |
| Foundation Models (values differ) | UnifoLM-WMA-0 | — |
| Programming (values differ) | code_python, code_ros | — |
| Battery & Power | ||
| Runtime (values differ) | 2 hrs | — |
| Software | ||
| SDK Languages (values differ) | Python, C++, ROS2 | — |
| ROS Support (values differ) | ros2 vendor | — |
| Simulation Platforms (values differ) | NVIDIA Isaac Sim | — |
| Open API (values differ) | open rest | — |
| Reliability | ||
| Deployment Maturity (values differ) | production pilot | — |
| Commercial | ||
| Applications (values differ) | research_development | — |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Price Range (USD), Weight, Walking Speed, Running Capable, Stair Climbing, Payload (Peak), Hand DOF, Arm Reach, Grip Strength, Bimanual Coordination, Tool Use, VLM Capable, Imitation Learning, Teleoperation, Battery Capacity, Charging Time, Charging Method, Battery Swap, Avg Power Consumption, Force-Limited Arms, Fall Recovery, Fall Detection Response, Emergency Stops, Human Detection Method, Safe Speed Near Humans, Air-Gap Capable, MTBF, Task Success Rate, IP Rating, Noise Level, Price (USD), Price Tier, RaaS / Month, Pricing Model, Developer Unit Price, Delivery Lead Time, Warranty, Production Pilots
Trade-offs at a glance
About this comparison
G1 vs Walker S2 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.