Kirobo vs Opentrons Flex Robot

Side-by-side comparison of Kirobo (Toyota) and Opentrons Flex Robot (Opentrons) — specs, pricing, Robo Index, and verified deployments. Updated daily.

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Optimized for Manufacturing buyers. Priority specs lifted to the top and marked with a target.

KiroboAA

Opentrons Flex RobotB

Layer 1: Identity & Trust

Manufacturer Country

KiroboJapan
Opentrons Flex RobotUnited States

Year First Available

Kirobo2013
Opentrons Flex Robot—

Verified Deployments

Kirobo0 Deployments
Opentrons Flex Robot0 Deployments

Layer 2: Operational

Price

KiroboContact for quote
Opentrons Flex Robot$24,500–$24,950 USD

Battery / Shift Runtime

Kirobo2.5 hrs
Opentrons Flex Robot—

Availability Status

KiroboACTIVE
Opentrons Flex RobotACTIVE

Layer 3: Category Specific

	KiroboresearchToyota AARobo Index	Opentrons Flex RobotresearchOpentrons BRobo Index
Layer 1: Identity & Trust
Manufacturer Country (values differ)	Japan	United States
Year First Available (values differ)	2013	—
Verified Deployments	0 Deployments	0 Deployments
Layer 2: Operational
Price (values differ)	Contact for quote	$24,500–$24,950 USD
Battery / Shift Runtime (values differ)	2.5 hrs	—
Availability Status	ACTIVE	ACTIVE
Layer 3: Category Specific

Insufficient data for full comparison

The following fields had no data for any of the selected robots: Payload Capacity, Reach, Max Speed, IP Rating, Autonomy Level

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.

Robots (fleet)

Hours / day

Labor $/hr (USD)

Days / year

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

Metric	Kirobo	Opentrons Flex Robot
Investment	No price	$24,725
Payback period	—	5.9 mo
Net savings (5 yr)	—	$225,275
ROI (5 yr)	—	+911%

Kirobo has no listed price, so payback can't be computed. Contact the manufacturer for a quote.

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 Kirobo and Opentrons Flex Robot?

Kirobo is made by Toyota, based in JP. Opentrons Flex Robot is made by Opentrons, based in US.

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

Kirobo grades AA on the Robo Index. Opentrons Flex Robot grades B. 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 Kirobo and Opentrons Flex Robot 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 Kirobo and Opentrons Flex Robot?

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

Kirobo vs Opentrons Flex Robot 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.