Chamber Comparison
Henshaw Solo XL ProvsOxygen Ark 301
Henshaw
Solo XL Pro
1.35
ATA
$8K
Starting
3yr
Warranty
Oxygen Ark
301
1.3
ATA
$3K
Starting
1yr
Warranty
The Bottom Line
The Henshaw Solo XL Pro wins on max pressure, clinical credibility, and warranty, while the Oxygen Ark 301 takes the edge in price. If max pressure is your priority, the Henshaw Solo XL Pro is the stronger pick.
Key Differences
Henshaw
1.35 ATA
Oxygen Ark
1.3 ATA
Higher pressure enables more clinical protocols. The Henshaw Solo XL Pro reaches 1.35 ATA, which covers most wellness applications.
Henshaw
£6,500 - £9,000 (~$8,000 - $11,000)
Oxygen Ark
$3,000 - $5,000 (estimated)
A significant price gap of ~63%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
Henshaw
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.
Henshaw
3 years
Oxygen Ark
1 year
A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.
Who Should Buy Which?
Best for
Henshaw Solo XL Pro
Professional use, clinics, demanding home users, larger individuals
View full details →Full Specification Comparison
| Specification | Henshaw Solo XL Pro | Oxygen Ark 301 |
|---|---|---|
| Chamber Type | Soft-Shell | Soft-Shell |
| Performance Tier | Entry Wellness | Entry Wellness |
| Max Pressure | 1.35 ATA★ | 1.3 ATA |
| Oxygen Delivery | ambient-air | ambient-air |
| O₂ Concentration | 21% (ambient); optional O2 concentrator available | 21% (ambient) |
| Capacity | 1-2 person | 1-person |
| Weight | — | 26.5 lbs |
| Interior Dimensions | Extra-large single-person lying design | — |
| Portability | semi-portable | portable |
| FDA Cleared | No | No |
| CE Marked | Yes | Yes |
| Made In | United Kingdom | China |
| Price | £6,500 - £9,000 (~$8,000 - $11,000) | $3,000 - $5,000 (estimated)★ |
| Warranty | 3 years★ | 1 year |
| Clinical Score | 4/10★ | 2/10 |
| Brand Established | 2008 | — |
| Climate Control | No | No |
| Communication System | No | No |
| Emergency Features | Safety release valves, dual zipper, interior pressure controls | — |
Henshaw Solo XL Pro — Standout Features
Oxygen Ark 301 — Standout Features
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