Aura vs OB7 Stretch

Side-by-side comparison of Aura (Comau) and OB7 Stretch (Productive Robotics, LLC.) — 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.

AuraAAA

OB7 StretchA

Layer 1: Identity & Trust

Manufacturer Country

AuraItaly
OB7 StretchUnited States

Year First Available

Aura2016
OB7 Stretch2017

Verified Deployments

Aura0 Deployments
OB7 Stretch0 Deployments

Layer 2: Operational

Price

Aura$80,000 USD
OB7 Stretch$24,400–$24,900 USD

Availability Status

AuraACTIVE
OB7 StretchACTIVE

Arm Mechanics

Reach

Aura2,800 mm
OB7 Stretch1,000 mm

Repeatability

Aura—
OB7 Stretch±0.1 mm

Payload

Aura170 kg
OB7 Stretch4.5 kg

IP Rating

Aura—
OB7 StretchIP54

Degrees of Freedom

Aura6
OB7 Stretch7

Robot Weight

Aura—
OB7 Stretch22 kg

Mounting Options

Auraupside down
OB7 Stretchfloor, ceiling, wall

Safety

Safety Rating

AuraISO/TS 15066
OB7 StretchISO/TS 15066

Force/Torque Sensing

AuraYes
OB7 Stretchnone

Ease of Use

Setup Time

Aura—
OB7 Stretch1 hrs

No-Code Capable

Aura—
OB7 StretchYes

Offline Programming

Aura—
OB7 StretchYes

Programming Interface

Aurano_code_gui
OB7 StretchDrag-and-drop

End-Effector

Tool Flange Standard

Aura—
OB7 StretchISO 9409-1-A50

Software & Connectivity

Fieldbus Protocols

Aura—
OB7 StretchEtherCAT, Profinet

Commercial

Price (USD)

Aura$80,000 USD
OB7 Stretch$24,400–$24,900 USD

Warranty

Aura—
OB7 Stretch2 yrs

	AuracobotComau AAARobo Index	OB7 StretchcobotProductive Robotics, LLC. ARobo Index
Layer 1: Identity & Trust
Manufacturer Country (values differ)	Italy	United States
Year First Available (values differ)	2016	2017
Verified Deployments	0 Deployments	0 Deployments
Layer 2: Operational
Price (values differ)	$80,000 USD	$24,400–$24,900 USD
Availability Status	ACTIVE	ACTIVE
Layer 3: Category Specific
Arm Mechanics
Reach (priority for Manufacturing buyers) (values differ)	2,800 mm	1,000 mm
Repeatability (priority for Manufacturing buyers) (values differ)	—	±0.1 mm
Payload (priority for Manufacturing buyers) (values differ)	170 kg	4.5 kg
IP Rating (priority for Manufacturing buyers) (values differ)	—	IP54
Degrees of Freedom (values differ)	6	7
Robot Weight (values differ)	—	22 kg
Mounting Options (values differ)	upside down	floor, ceiling, wall
Safety
Safety Rating	ISO/TS 15066	ISO/TS 15066
Force/Torque Sensing (values differ)	Yes	none
Ease of Use
Setup Time (values differ)	—	1 hrs
No-Code Capable (values differ)	—	Yes
Offline Programming (values differ)	—	Yes
Programming Interface (values differ)	no_code_gui	Drag-and-drop
End-Effector
Tool Flange Standard (values differ)	—	ISO 9409-1-A50
Software & Connectivity
Fieldbus Protocols (values differ)	—	EtherCAT, Profinet
Commercial
Price (USD) (values differ)	$80,000 USD	$24,400–$24,900 USD
Warranty (values differ)	—	2 yrs

Insufficient data for full comparison

The following fields had no data for any of the selected robots: Battery / Shift Runtime, Max TCP Speed, TCP Speed (Collaborative), Power/Force Limiting, Safety I/O Pairs, Duty Cycle, Time to Redeploy, Tool Changer Support, Integrated F/T Sensor, Wrist Power Supply, SDK Languages, ROS Compatible, Digital Twin Support, MTBF, Path Accuracy, CaaS / Month, Lead Time

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	Aura	OB7 Stretch
Investment	$80,000	$24,650
Payback period	19.2 mo	5.9 mo
Net savings (5 yr)	$170,000	$225,350
ROI (5 yr)	+213%	+914%

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 Aura and OB7 Stretch?

Aura is made by Comau, based in IT. OB7 Stretch is made by Productive Robotics, LLC., based in US.

When were Aura and OB7 Stretch launched?

Aura launched in 2016. OB7 Stretch launched in 2017.

How do Aura and OB7 Stretch compare on the Robo Index?

Aura grades AAA on the Robo Index. OB7 Stretch grades A. 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.

How does the reach of Aura compare to OB7 Stretch?

Aura has a reach of 2800 mm. OB7 Stretch has a reach of 1250 mm.

Are Aura and OB7 Stretch in the same category?

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

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

Hardware cost is one input. Cobot TCO also includes integration, training, downtime, and end-of-life. Our breakdown: Cobot TCO and Payback Math: Hardware, EOAT, and Zero-Fencing Savings.

What should a buyer ask vendors when choosing between Aura and OB7 Stretch?

Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Cobot Vendor Red Flags: Questions That Filter Out the Marketing.

Going deeper — picking the right robot

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About this comparison

Aura vs OB7 Stretch compares two robots in the cobot 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.