Chamber Comparison
Oxygen Ark 701vsOxyRevo Forward 90
Oxygen Ark
701
1.4
ATA
$6K
Starting
1yr
Warranty
OxyRevo
Forward 90
1.5
ATA
$9K
Starting
3yr
Warranty
The Bottom Line
The Oxygen Ark 701 wins on price, while the OxyRevo Forward 90 takes the edge in max pressure, clinical credibility, warranty, and weight. If max pressure matters most, the OxyRevo Forward 90 is the better choice.
Key Differences
Oxygen Ark
1.4 ATA
OxyRevo
1.5 ATA
Higher pressure enables more clinical protocols. The OxyRevo Forward 90 reaches 1.5 ATA, which covers most wellness applications.
Oxygen Ark
$6,000 - $9,000 (estimated)
OxyRevo
$9,250 - $9,750
A significant price gap of ~35%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
Oxygen Ark
2/10
OxyRevo
3/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
Oxygen Ark
1 year
OxyRevo
3 years
A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.
Oxygen Ark
353 lbs
OxyRevo
80 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 Forward 90
Users who prefer sitting, limited floor space, office/commercial use
View full details →Full Specification Comparison
| Specification | Oxygen Ark 701 | OxyRevo Forward 90 |
|---|---|---|
| Chamber Type | Soft-Shell | Soft-Shell |
| Performance Tier | Advanced Wellness | Advanced Wellness |
| Max Pressure | 1.4 ATA | 1.5 ATA★ |
| Oxygen Delivery | ambient-air | ambient-air |
| O₂ Concentration | 21% (ambient) | 21% (ambient); O2 concentrator optional |
| Capacity | 1-person (wheelchair accessible) | 1-person |
| Weight | 353 lbs | 80 lbs★ |
| Interior Dimensions | — | 90in height (sitting/vertical design) |
| Portability | semi-portable | semi-portable |
| FDA Cleared | No | No |
| CE Marked | Yes | Yes |
| Made In | China | United States |
| Price | $6,000 - $9,000 (estimated)★ | $9,250 - $9,750 |
| Warranty | 1 year | 3 years★ |
| Clinical Score | 2/10 | 3/10★ |
| Brand Established | — | 2013 |
| Climate Control | No | No |
| Communication System | No | No |
| Emergency Features | — | Dual safety valves, internal pressure relief |
Oxygen Ark 701 — Standout Features
OxyRevo Forward 90 — Standout Features
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