Chamber Comparison

Origin Oxygen UnityvsOxyHealth Fortius 420

Origin Oxygen

Unity

Clinical Grade

2

ATA

$101K

Starting

2yr

Warranty

OxyHealth

Fortius 420

Clinical GradeFDA Cleared

3

ATA

$82K

Starting

5yr

Warranty

The Bottom Line

The OxyHealth Fortius 420 has clear advantages in max pressure, price, fda clearance, clinical credibility, and warranty. However, both chambers sit in the Clinical Grade tier, so consider your specific requirements before deciding.

Key Differences

Max PressureOxyHealth Fortius 420

Origin Oxygen

2 ATA

OxyHealth

3 ATA

Higher pressure enables more clinical protocols. The OxyHealth Fortius 420 reaches 3 ATA, which supports FDA-approved treatment protocols.

PriceOxyHealth Fortius 420

Origin Oxygen

Contact manufacturer

OxyHealth

$82,000 - $150,000

A ~19% price difference. At this range, the decision likely comes down to features and certifications rather than cost alone.

FDA ClearanceOxyHealth Fortius 420

Origin Oxygen

Not FDA Cleared

OxyHealth

FDA Cleared

FDA clearance matters if you need insurance reimbursement, plan to operate a clinical facility, or want the highest safety assurance. For home wellness use, it's less critical.

Clinical CredibilityOxyHealth Fortius 420

Origin Oxygen

4/10

OxyHealth

7/10

This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.

WarrantyOxyHealth Fortius 420

Origin Oxygen

2 years

OxyHealth

5 years

A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.

Who Should Buy Which?

Best for

Origin Oxygen Unity

UK market, European buyers

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Best for

OxyHealth Fortius 420

Clinical HBOT centers, high-performance athletic facilities, medical research, advanced protocols

View full details →

Full Specification Comparison

SpecificationOrigin Oxygen UnityOxyHealth Fortius 420
Chamber TypeHard-Shell MultiplaceHard-Shell Monoplace
Performance TierClinical GradeClinical Grade
Max Pressure2 ATA3 ATA
Oxygen Deliverymask/cannula100%-medical-grade
O₂ Concentration95-100% via hood assembly
Capacity2-person2-person
Weight1,100 lbs
Interior Dimensions64-96in L x 42in dia (modular 2 or 3 piece)
Portabilityfixed-installationfixed-installation
FDA ClearedNoYes (#K041007)
CE MarkedNoNo
Made InUnited KingdomUnited States
PriceContact manufacturer$82,000 - $150,000
Warranty2 years5 years
Clinical Score4/107/10
Brand Established1996
Climate ControlNoNo
Communication SystemNoYes
Emergency FeaturesMirrored controls inside/out, emergency protocols, safety redundancy

Origin Oxygen Unity — Standout Features

UK manufactured2.0 ATAUK compliant

OxyHealth Fortius 420 — Standout Features

Only hard-shell in OxyHealth lineup3.0 ATA max100% O2modular constructionmirrored controls42in diameter

Interested in either chamber?

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