Chamber Comparison
OxyRevo Forward 90vsSummit to Sea Grand Dive
OxyRevo
Forward 90
1.5
ATA
$9K
Starting
3yr
Warranty
Summit to Sea
Grand Dive
1.3
ATA
$14K
Starting
2yr
Warranty
The Bottom Line
The OxyRevo Forward 90 wins on max pressure, price, and warranty, while the Summit to Sea Grand Dive takes the edge in fda clearance, clinical credibility, and weight. If max pressure is your priority, the OxyRevo Forward 90 is the stronger pick.
Key Differences
OxyRevo
1.5 ATA
Summit to Sea
1.3 ATA
Higher pressure enables more clinical protocols. The OxyRevo Forward 90 reaches 1.5 ATA, which covers most wellness applications.
OxyRevo
$9,250 - $9,750
Summit to Sea
$17,995
A significant price gap of ~34%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
OxyRevo
Not FDA Cleared
Summit to Sea
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.
OxyRevo
3/10
Summit to Sea
4/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
OxyRevo
3 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
OxyRevo Forward 90
Users who prefer sitting, limited floor space, office/commercial use
View full details →Best for
Summit to Sea Grand Dive
Families, clinics, multi-person use, spacious interior
View full details →Full Specification Comparison
| Specification | OxyRevo Forward 90 | Summit to Sea Grand Dive |
|---|---|---|
| Chamber Type | Soft-Shell | Soft-Shell |
| Performance Tier | Advanced Wellness | Advanced Wellness |
| Max Pressure | 1.5 ATA★ | 1.3 ATA |
| Oxygen Delivery | ambient-air | ambient-air |
| O₂ Concentration | 21% (ambient); O2 concentrator optional | 21% (ambient); optional concentrator |
| Capacity | 1-person | 2-3 person |
| Weight | 80 lbs | 50 lbs★ |
| Interior Dimensions | 90in height (sitting/vertical design) | 40in diameter |
| Portability | semi-portable | semi-portable |
| FDA Cleared | No | Yes (#K072757)★ |
| CE Marked | Yes★ | No |
| Made In | United States | United States |
| Price | $9,250 - $9,750★ | $17,995 |
| Warranty | 3 years★ | 2 years |
| Clinical Score | 3/10 | 4/10★ |
| Brand Established | 2013 | 2007 |
| Climate Control | No | No |
| Communication System | No | No |
| Emergency Features | Dual safety valves, internal pressure relief | Dual zipper safety system, pressure relief valve |
OxyRevo Forward 90 — Standout Features
Summit to Sea Grand Dive — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
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