Chamber Comparison
Oxygen Ark 901vsOxyRevo Quest 36
Oxygen Ark
901
1.5
ATA
$18K
Starting
1yr
Warranty
OxyRevo
Quest 36
2
ATA
$37K
Starting
2yr
Warranty
The Bottom Line
The Oxygen Ark 901 wins on price and weight, while the OxyRevo Quest 36 takes the edge in max pressure, clinical credibility, and warranty. If max pressure matters most, the OxyRevo Quest 36 is the better choice.
Key Differences
Oxygen Ark
1.5 ATA
OxyRevo
2 ATA
Higher pressure enables more clinical protocols. The OxyRevo Quest 36 reaches 2 ATA, which supports FDA-approved treatment protocols.
Oxygen Ark
$18,000 - $28,000 (estimated)
OxyRevo
$36,999
A significant price gap of ~51%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
Oxygen Ark
3/10
OxyRevo
5/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
Oxygen Ark
1 year
OxyRevo
2 years
A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.
Oxygen Ark
187 lbs
OxyRevo
573 lbs
Weight matters for portability and installation. Lighter chambers are easier to move between rooms or take to a second location.
Who Should Buy Which?
Best for
OxyRevo Quest 36
Clinics, wellness centers, larger users wanting hard-shell comfort
View full details →Full Specification Comparison
| Specification | Oxygen Ark 901 | OxyRevo Quest 36 |
|---|---|---|
| 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% | Up to 95% via concentrator |
| Capacity | 1-person | 1-person |
| Weight | 187 lbs★ | 573 lbs |
| Interior Dimensions | — | 36in diameter |
| Portability | fixed-installation | fixed-installation |
| FDA Cleared | No | No |
| CE Marked | Yes | Yes |
| Made In | China | United States |
| Price | $18,000 - $28,000 (estimated)★ | $36,999 |
| Warranty | 1 year | 2 years★ |
| Clinical Score | 3/10 | 5/10★ |
| Brand Established | — | 2013 |
| Climate Control | No | Yes★ |
| Communication System | No | Yes★ |
| Emergency Features | — | Emergency pressure relief, safety interlocks |
Oxygen Ark 901 — Standout Features
OxyRevo Quest 36 — Standout Features
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