Chamber Comparison
AHA AHA Flex 18 V2vsOxyRevo Forward 90
AHA
AHA Flex 18 V2
1.8
ATA
$16K
Starting
2yr
Warranty
OxyRevo
Forward 90
1.5
ATA
$9K
Starting
3yr
Warranty
The Bottom Line
The AHA AHA Flex 18 V2 wins on max pressure and clinical credibility, while the OxyRevo Forward 90 takes the edge in price and warranty. If max pressure is your priority, the AHA AHA Flex 18 V2 is the stronger pick.
Key Differences
AHA
1.8 ATA
OxyRevo
1.5 ATA
Higher pressure enables more clinical protocols. The AHA AHA Flex 18 V2 reaches 1.8 ATA, which covers most wellness applications.
AHA
$16,000 - $22,000 (estimated)
OxyRevo
$9,250 - $9,750
A significant price gap of ~42%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
AHA
5/10
OxyRevo
3/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
AHA
2 years
OxyRevo
3 years
A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.
Who Should Buy Which?
Best for
AHA AHA Flex 18 V2
Medical practitioners, wellness clinics, international markets
View full details →Best for
OxyRevo Forward 90
Users who prefer sitting, limited floor space, office/commercial use
View full details →Full Specification Comparison
| Specification | AHA AHA Flex 18 V2 | OxyRevo Forward 90 |
|---|---|---|
| Chamber Type | Soft-Shell | Soft-Shell |
| Performance Tier | Advanced Wellness | Advanced Wellness |
| Max Pressure | 1.8 ATA★ | 1.5 ATA |
| Oxygen Delivery | ambient-air | ambient-air |
| O₂ Concentration | 21% (ambient); O2 concentrator optional | 21% (ambient); O2 concentrator optional |
| Capacity | 1-person | 1-person |
| Weight | 88 lbs | 80 lbs★ |
| Interior Dimensions | 85cm diameter x 250cm length | 90in height (sitting/vertical design) |
| Portability | portable | semi-portable |
| FDA Cleared | No | No |
| CE Marked | Yes | Yes |
| Made In | Austria/Slovenia | United States |
| Price | $16,000 - $22,000 (estimated) | $9,250 - $9,750★ |
| Warranty | 2 years | 3 years★ |
| Clinical Score | 5/10★ | 3/10 |
| Brand Established | 2006 | 2013 |
| Climate Control | No | No |
| Communication System | No | No |
| Emergency Features | Safety valves, internal pressure relief | Dual safety valves, internal pressure relief |
AHA AHA Flex 18 V2 — Standout Features
OxyRevo Forward 90 — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
Request Quotes →Related Comparisons
AHA AHA Flex 18 V2
vs
OxyHealth Vitaeris 320
OxyHealth Vitaeris 320
vs
OxyRevo Forward 90
AHA AHA Flex 18 V2
vs
Summit to Sea Grand Dive
OxyRevo Forward 90
vs
Summit to Sea Grand Dive
AHA AHA Flex 18 V2
vs
Newtowne C4-34
Newtowne C4-34
vs
OxyRevo Forward 90
AHA AHA Fit 18
vs
AHA AHA Flex 18 V2
AHA AHA Fit 18
vs
OxyRevo Forward 90