Chamber Comparison
Macy-Pan ST901vsOxygen Ark Ark L1
Macy-Pan
ST901
1.4
ATA
$10K
Starting
1yr
Warranty
Oxygen Ark
Ark L1
1.3
ATA
$3K
Starting
1yr
Warranty
The Bottom Line
The Macy-Pan ST901 wins on max pressure and clinical credibility, while the Oxygen Ark Ark L1 takes the edge in price. If max pressure is your priority, the Macy-Pan ST901 is the stronger pick.
Key Differences
Macy-Pan
1.4 ATA
Oxygen Ark
1.3 ATA
Higher pressure enables more clinical protocols. The Macy-Pan ST901 reaches 1.4 ATA, which covers most wellness applications.
Macy-Pan
$10,195
Oxygen Ark
$3,000 - $5,000 (estimated)
A significant price gap of ~71%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
Macy-Pan
4/10
Oxygen Ark
2/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
Who Should Buy Which?
Full Specification Comparison
| Specification | Macy-Pan ST901 | Oxygen Ark Ark L1 |
|---|---|---|
| Chamber Type | Soft-Shell | Soft-Shell |
| Performance Tier | Entry Wellness | Entry Wellness |
| Max Pressure | 1.4 ATA★ | 1.3 ATA |
| Oxygen Delivery | ambient-air | ambient-air |
| O₂ Concentration | 21% (ambient); optional concentrator | 21% (ambient) |
| Capacity | 2-person | 1-person |
| Weight | 39.7 lbs | 26.5 lbs★ |
| Interior Dimensions | 2-person lying | — |
| Portability | semi-portable | portable |
| FDA Cleared | No | No |
| CE Marked | Yes | Yes |
| Made In | China | China |
| Price | $10,195 | $3,000 - $5,000 (estimated)★ |
| Warranty | 1 year | 1 year |
| Clinical Score | 4/10★ | 2/10 |
| Brand Established | 2007 | — |
| Climate Control | No | No |
| Communication System | No | No |
| Emergency Features | Pressure relief valve, dual zipper system | — |
Macy-Pan ST901 — Standout Features
Oxygen Ark Ark L1 — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
Request Quotes →