Side-by-side comparison of PR1 (Stanford Personal Robotics Program) and Raven II (University of Washington and UC Santa Cruz) — specs, pricing, Robolist Product Score, and verified deployments. Updated daily.
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Manufacturer Country


Year First Available


Verified Deployments


Price Range (USD)


Battery / Shift Runtime


Availability Status


Cross-Category Comparison
Showing shared foundation fields. Select robots from the same category for full spec comparison.
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|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | United States | — |
| Year First Available (values differ) | 2008 | 2012 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | $50,000 | $250,000 |
| Battery / Shift Runtime (values differ) | 2 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
Cross-Category Comparison Showing shared foundation fields. Select robots from the same category for full spec comparison. | ||
Insufficient data for full comparison
The following fields had no data for any of the selected robots: IP Rating
Frequently asked
PR1 is made by Stanford Personal Robotics Program, based in US. Raven II is made by University of Washington and UC Santa Cruz.
PR1 launched in 2008. Raven II launched in 2012.
PR1 is listed at $50,000. Raven II is listed at $250,000.
PR1 scores 68/100. Raven II scores 46/100. The Product Score blends specs, pricing transparency, verified deployments, and independent media coverage — see methodology for the full breakdown.
PR1 is categorized as Research; Raven II as Surgical Medical. The Product Score is calculated per category, so the absolute scores reflect their respective category tiers.
Hardware cost is one input. Research And Surgical Medical TCO also includes integration, training, downtime, and end-of-life. Our breakdown: The real cost of a research platform.
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: The research-robot procurement RFP: questions and red flags.
Going deeper — picking the right robot
The real cost of a research platform
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The research-robot procurement RFP: questions and red flags
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A 90-day playbook to stand up a new platform in a lab
8 min readResearch & Lab Robots
Surgical Robot TCO: Capital, Consumables, Training, and Per-Procedure Cost
8 min readSurgical & Medical Robots
Surgical Robot Vendor Selection: Support Coverage, Software Upgrades, and Lifecycle
9 min readSurgical & Medical Robots
PR1 vs Raven II compares two robots in the research and surgical-medical categories. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robolist Product Score is calculated.