Side-by-side comparison of PR2 (Willow Garage) and Atlas X (Test Maker Robotics) — specs, pricing, Robo Index, and verified deployments. Updated daily.
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Manufacturer Country
Year First Available
Verified Deployments
Price Range (USD)
Battery / Shift Runtime
Availability Status
Height
Weight
Mobility Type
Humanoid Subtype
Walking Speed
Terrain
Payload
Total DOF
Arm DOF
Hand DOF
Bimanual Coordination
Onboard Compute
VLM Capable
Imitation Learning
Programming
Runtime
Battery Capacity
Battery Swap
SDK Languages
ROS Support
Open API
Air-Gap Capable
Deployment Maturity
Price (USD)
Price Tier
Applications
| Layer 1: Identity & Trust | ||
| Manufacturer Country | United States | United States |
| Year First Available (values differ) | 2010 | 2024 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | $400,000 | $120,000 |
| Battery / Shift Runtime (values differ) | 2 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Physical Form Factor | ||
| Height (values differ) | 164.5 mm | — |
| Weight (values differ) | 200 kg | — |
| Mobility Type (values differ) | bipedal | — |
| Humanoid Subtype (values differ) | full bipedal | — |
| Walking Speed (values differ) | 1 m/s | — |
| Terrain (values differ) | flat indoor | — |
| Payload & Dexterity | ||
| Payload (values differ) | 1.8 kg | — |
| Total DOF (values differ) | 32 | — |
| Arm DOF (values differ) | 7 | — |
| Hand DOF (values differ) | 1 | — |
| Bimanual Coordination (values differ) | Yes | — |
| Compute & AI | ||
| Onboard Compute (values differ) | Two 8-core computers with a combined 48 GB of RAM | — |
| VLM Capable (values differ) | No | — |
| Imitation Learning (values differ) | No | — |
| Programming (values differ) | code_ros | — |
| Battery & Power | ||
| Runtime (values differ) | 2 hrs | — |
| Battery Capacity (values differ) | 1.3 kWh | — |
| Battery Swap (values differ) | No | — |
| Software | ||
| SDK Languages (values differ) | Python | — |
| ROS Support (values differ) | ros1 community | — |
| Open API (values differ) | open rest | — |
| Air-Gap Capable (values differ) | Yes | — |
| Reliability | ||
| Deployment Maturity (values differ) | research | — |
| Commercial | ||
| Price (USD) (values differ) | $400,000 | $120,000 |
| Price Tier (values differ) | <10K | — |
| Applications (values differ) | research | — |
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, Tool Use, Compute Platform, Foundation Models, Teleoperation, Charging Time, Charging Method, Avg Power Consumption, Force-Limited Arms, Fall Recovery, Fall Detection Response, Emergency Stops, Human Detection Method, Safe Speed Near Humans, Simulation Platforms, MTBF, Task Success Rate, IP Rating, Noise Level, RaaS / Month, Pricing Model, Developer Unit Price, Delivery Lead Time, Warranty, Production Pilots
Frequently asked
PR2 is made by Willow Garage, based in US. Atlas X is made by Test Maker Robotics, based in US.
PR2 launched in 2010. Atlas X launched in 2024.
PR2 is listed at $400,000. Atlas X is listed at $120,000.
Both robots are classified as Humanoid on Robolist. Filters and ranking treat them as direct alternatives.
Hardware cost is one input. Humanoid TCO also includes integration, training, downtime, and end-of-life. Our breakdown: Humanoid TCO: Hardware, Cloud Subscriptions, and the Cost of Teleop Time.
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Vendor Selection for Humanoids: The 10 Questions You Must Ask.
Going deeper — picking the right robot
Humanoid TCO: Hardware, Cloud Subscriptions, and the Cost of Teleop Time
8 min readHumanoid Robots
Vendor Selection for Humanoids: The 10 Questions You Must Ask
10 min readHumanoid Robots
Running a Humanoid Pilot: Scope, Success Criteria, and Exit Options
9 min readHumanoid 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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PR2 vs Atlas X 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 Robo Index is calculated.