Chamber Comparison
Macy-Pan HP2202vsO2Air Pro 90
Macy-Pan
HP2202
2
ATA
$38K
Starting
1yr
Warranty
O2Air
Pro 90
2.5
ATA
—
Starting
2yr
Warranty
The Bottom Line
The O2Air Pro 90 has clear advantages in max pressure, clinical credibility, and warranty. However, both chambers sit in the Clinical Grade tier, so consider your specific requirements before deciding.
Key Differences
Macy-Pan
2 ATA
O2Air
2.5 ATA
Higher pressure enables more clinical protocols. The O2Air Pro 90 reaches 2.5 ATA, which supports FDA-approved treatment protocols.
Macy-Pan
4/10
O2Air
5/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
Macy-Pan
1 year
O2Air
2 years
A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.
Who Should Buy Which?
Full Specification Comparison
| Specification | Macy-Pan HP2202 | O2Air Pro 90 |
|---|---|---|
| Chamber Type | Hard-Shell Monoplace | Hard-Shell Monoplace |
| Performance Tier | Clinical Grade | Clinical Grade |
| Max Pressure | 2 ATA | 2.5 ATA★ |
| Oxygen Delivery | 100%-medical-grade | mask/cannula |
| O₂ Concentration | 95-100% via mask/hood | Up to 95% |
| Capacity | 1-person | 1-person |
| Weight | 331 lbs | — |
| Interior Dimensions | Standard monoplace | — |
| Portability | fixed-installation | fixed-installation |
| FDA Cleared | No | No |
| CE Marked | Yes | Yes |
| Made In | China | Austria |
| Price | $38,490 | Contact manufacturer |
| Warranty | 1 year | 2 years★ |
| Clinical Score | 4/10 | 5/10★ |
| Brand Established | 2007 | — |
| Climate Control | No | No |
| Communication System | Yes★ | No |
| Emergency Features | Emergency pressure release, intercom, safety interlocks | — |
Macy-Pan HP2202 — Standout Features
O2Air Pro 90 — Standout Features
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