Chamber Comparison
Origin Oxygen UnityvsOxyHealth Fortius 420
Origin Oxygen
Unity
2
ATA
$101K
Starting
2yr
Warranty
OxyHealth
Fortius 420
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
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.
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.
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.
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.
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
OxyHealth Fortius 420
Clinical HBOT centers, high-performance athletic facilities, medical research, advanced protocols
View full details →Full Specification Comparison
| Specification | Origin Oxygen Unity | OxyHealth Fortius 420 |
|---|---|---|
| Chamber Type | Hard-Shell Multiplace | Hard-Shell Monoplace |
| Performance Tier | Clinical Grade | Clinical Grade |
| Max Pressure | 2 ATA | 3 ATA★ |
| Oxygen Delivery | mask/cannula | 100%-medical-grade |
| O₂ Concentration | — | 95-100% via hood assembly |
| Capacity | 2-person | 2-person |
| Weight | — | 1,100 lbs |
| Interior Dimensions | — | 64-96in L x 42in dia (modular 2 or 3 piece) |
| Portability | fixed-installation | fixed-installation |
| FDA Cleared | No | Yes (#K041007)★ |
| CE Marked | No | No |
| Made In | United Kingdom | United States |
| Price | Contact manufacturer | $82,000 - $150,000 |
| Warranty | 2 years | 5 years★ |
| Clinical Score | 4/10 | 7/10★ |
| Brand Established | — | 1996 |
| Climate Control | No | No |
| Communication System | No | Yes★ |
| Emergency Features | — | Mirrored controls inside/out, emergency protocols, safety redundancy |
Origin Oxygen Unity — Standout Features
OxyHealth Fortius 420 — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
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