Chamber Comparison
Oxygen Ark 901vsProReset Space
Oxygen Ark
901
1.5
ATA
$18K
Starting
1yr
Warranty
ProReset
Space
2
ATA
$17K
Starting
2yr
Warranty
The Bottom Line
The ProReset Space has clear advantages in max pressure, price, clinical credibility, and warranty. However, both chambers sit in the Clinical Grade tier, so consider your specific requirements before deciding.
Key Differences
Oxygen Ark
1.5 ATA
ProReset
2 ATA
Higher pressure enables more clinical protocols. The ProReset Space reaches 2 ATA, which supports FDA-approved treatment protocols.
Oxygen Ark
$18,000 - $28,000 (estimated)
ProReset
Contact manufacturer
A ~4% price difference. At this range, the decision likely comes down to features and certifications rather than cost alone.
Oxygen Ark
3/10
ProReset
4/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
Oxygen Ark
1 year
ProReset
2 years
A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.
Who Should Buy Which?
Full Specification Comparison
| Specification | Oxygen Ark 901 | ProReset Space |
|---|---|---|
| Chamber Type | Hard-Shell Monoplace | Hard-Shell Monoplace |
| Performance Tier | Clinical Grade | Clinical Grade |
| Max Pressure | 1.5 ATA | 2 ATA★ |
| Oxygen Delivery | mask/cannula | mask/cannula |
| O₂ Concentration | Up to 95% | — |
| Capacity | 1-person | 1-person (wheelchair accessible) |
| Weight | 187 lbs | — |
| Portability | fixed-installation | fixed-installation |
| FDA Cleared | No | No |
| CE Marked | Yes | Yes |
| Made In | China | Austria |
| Price | $18,000 - $28,000 (estimated) | Contact manufacturer |
| Warranty | 1 year | 2 years★ |
| Clinical Score | 3/10 | 4/10★ |
| Climate Control | No | No |
| Communication System | No | No |
Oxygen Ark 901 — Standout Features
ProReset Space — Standout Features
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