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Opentrons Flex Robot vs PR1

Side-by-side comparison of Opentrons Flex Robot (Opentrons) and PR1 (Stanford Personal Robotics Program) — specs, pricing, Robo Index, and verified deployments. Updated daily.

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Opentrons Flex Robot
Opentrons Flex RobotB
PR1AA

Layer 1: Identity & Trust

Manufacturer Country

  • Opentrons Flex Robot
    Opentrons Flex RobotUnited States
  • PR1United States

Year First Available

  • Opentrons Flex Robot
    Opentrons Flex Robot—
  • PR12008

Verified Deployments

  • Opentrons Flex Robot
    Opentrons Flex Robot0 Deployments
  • PR10 Deployments

Layer 2: Operational

Price

  • Opentrons Flex Robot
    Opentrons Flex Robot$24,500–$24,950 USD
  • PR1$50,000 USD

Battery / Shift Runtime

  • Opentrons Flex Robot
    Opentrons Flex Robot—
  • PR12 hrs

Availability Status

  • Opentrons Flex Robot
    Opentrons Flex RobotACTIVE
  • PR1ACTIVE

Layer 3: Category Specific

Payload Capacity

  • Opentrons Flex Robot
    Opentrons Flex Robot—
  • PR125 kg

Reach

  • Opentrons Flex Robot
    Opentrons Flex Robot—
  • PR11,831 mm

Max Speed

  • Opentrons Flex Robot
    Opentrons Flex Robot—
  • PR10.8 m/s

Autonomy Level

  • Opentrons Flex Robot
    Opentrons Flex Robot—
  • PR1semi-autonomous

Insufficient data for full comparison

The following fields had no data for any of the selected robots: IP Rating

best in categoryweakest in categoryvalues differ

ROI Comparison

Same operating assumptions across every robot — the only difference is price. Set your numbers once to see which pays back fastest.

Annual labor displaced (per robot): $50,000

MetricOpentrons Flex RobotPR1
Investment$24,725$50,000
Payback period5.9 mo12.0 mo
Net savings (5 yr)$225,275$200,000
ROI (5 yr)+911%+400%

Estimates labor-cost displacement only — not a full total cost of ownership. Actual ROI depends on integration, maintenance, training, downtime, and task fit. Converted currencies are indicative; USD is the price of record.

Trade-offs at a glance

Frequently asked

Who makes Opentrons Flex Robot and PR1?

Opentrons Flex Robot is made by Opentrons, based in US. PR1 is made by Stanford Personal Robotics Program, based in US.

How do Opentrons Flex Robot and PR1 compare on the Robo Index?

Opentrons Flex Robot grades B on the Robo Index. PR1 grades AA. The Robo Index is a credibility grade (AAA … C) that blends commercial maturity, verified deployments, company standing, and independent coverage — see methodology for the full breakdown.

Are Opentrons Flex Robot and PR1 in the same category?

Both robots are classified as Research on Robolist. Filters and ranking treat them as direct alternatives.

What is the realistic total cost of ownership for Research robots?

Hardware cost is one input. Research TCO also includes integration, training, downtime, and end-of-life. Our breakdown: The real cost of a research platform.

What should a buyer ask vendors when choosing between Opentrons Flex Robot and PR1?

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

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About this comparison

Opentrons Flex Robot vs PR1 compares two robots in the research 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.