Chamber Comparison
OxyHealth Quamvis 320vsSummit to Sea Grand Vertical
OxyHealth
Quamvis 320
1.3
ATA
$18K
Starting
5yr
Warranty
Summit to Sea
Grand Vertical
1.3
ATA
$18K
Starting
2yr
Warranty
The Bottom Line
The OxyHealth Quamvis 320 wins on clinical credibility and warranty, while the Summit to Sea Grand Vertical takes the edge in price. If clinical credibility is your priority, the OxyHealth Quamvis 320 is the stronger pick.
Key Differences
OxyHealth
$18,000 - $25,000
Summit to Sea
$17,995 - $20,195
A ~0% price difference. At this range, the decision likely comes down to features and certifications rather than cost alone.
OxyHealth
5/10
Summit to Sea
4/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
OxyHealth
5 years
Summit to Sea
2 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 | OxyHealth Quamvis 320 | Summit to Sea Grand Vertical |
|---|---|---|
| Chamber Type | Soft-Shell | Soft-Shell |
| Performance Tier | Advanced Wellness | Advanced Wellness |
| Max Pressure | 1.3 ATA | 1.3 ATA |
| Oxygen Delivery | ambient-air | ambient-air |
| O₂ Concentration | 21% (ambient) | 21% (ambient); optional concentrator |
| Capacity | 2-person | 2-person |
| Weight | 129 lbs | — |
| Interior Dimensions | 100in L x 32in dia | 54in diameter |
| Portability | semi-portable | semi-portable |
| FDA Cleared | Yes (#K001409) | Yes (#K072757) |
| CE Marked | No | No |
| Made In | United States | United States |
| Price | $18,000 - $25,000 | $17,995 - $20,195★ |
| Warranty | 5 years★ | 2 years |
| Clinical Score | 5/10★ | 4/10 |
| Brand Established | 1996 | 2007 |
| Climate Control | No | No |
| Communication System | No | No |
| Emergency Features | SafeSet buckling system, dual pressure control valves, tamper-proof regulators | Dual zipper safety system, pressure relief valve |
OxyHealth Quamvis 320 — Standout Features
Summit to Sea Grand Vertical — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
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