Chamber Comparison
Oxygen Ark 701vsOxyHealth Quamvis 320
Oxygen Ark
701
1.4
ATA
$6K
Starting
1yr
Warranty
OxyHealth
Quamvis 320
1.3
ATA
$18K
Starting
5yr
Warranty
The Bottom Line
The Oxygen Ark 701 wins on max pressure and price, while the OxyHealth Quamvis 320 takes the edge in fda clearance, clinical credibility, warranty, and weight. If fda clearance matters most, the OxyHealth Quamvis 320 is the better choice.
Key Differences
Oxygen Ark
1.4 ATA
OxyHealth
1.3 ATA
Higher pressure enables more clinical protocols. The Oxygen Ark 701 reaches 1.4 ATA, which covers most wellness applications.
Oxygen Ark
$6,000 - $9,000 (estimated)
OxyHealth
$18,000 - $25,000
A significant price gap of ~67%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
Oxygen Ark
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.
Oxygen Ark
2/10
OxyHealth
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
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 Quamvis 320
Home use, clinics, two-person therapy, professional environments
View full details →Full Specification Comparison
| Specification | Oxygen Ark 701 | OxyHealth Quamvis 320 |
|---|---|---|
| Chamber Type | Soft-Shell | Soft-Shell |
| Performance Tier | Advanced Wellness | Advanced Wellness |
| Max Pressure | 1.4 ATA★ | 1.3 ATA |
| Oxygen Delivery | ambient-air | ambient-air |
| O₂ Concentration | 21% (ambient) | 21% (ambient) |
| Capacity | 1-person (wheelchair accessible) | 2-person |
| Weight | 353 lbs | 129 lbs★ |
| Interior Dimensions | — | 100in L x 32in dia |
| Portability | semi-portable | semi-portable |
| FDA Cleared | No | Yes (#K001409)★ |
| CE Marked | Yes★ | No |
| Made In | China | United States |
| Price | $6,000 - $9,000 (estimated)★ | $18,000 - $25,000 |
| Warranty | 1 year | 5 years★ |
| Clinical Score | 2/10 | 5/10★ |
| Brand Established | — | 1996 |
| Climate Control | No | No |
| Communication System | No | No |
| Emergency Features | — | SafeSet buckling system, dual pressure control valves, tamper-proof regulators |
Oxygen Ark 701 — Standout Features
OxyHealth Quamvis 320 — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
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