Chamber Comparison
Newtowne C4-27vsOxygen Ark 501
Newtowne
C4-27
1.3
ATA
$4K
Starting
2yr
Warranty
Oxygen Ark
501
1.3
ATA
$4K
Starting
1yr
Warranty
The Bottom Line
The Newtowne C4-27 wins on fda clearance, clinical credibility, and warranty, while the Oxygen Ark 501 takes the edge in price. If fda clearance is your priority, the Newtowne C4-27 is the stronger pick.
Key Differences
Newtowne
$4,495 - $5,495
Oxygen Ark
$4,000 - $6,000 (estimated)
A ~11% price difference. At this range, the decision likely comes down to features and certifications rather than cost alone.
Newtowne
FDA Cleared
Oxygen Ark
Not 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.
Newtowne
5/10
Oxygen Ark
2/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
Newtowne
2 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?
Full Specification Comparison
| Specification | Newtowne C4-27 | Oxygen Ark 501 |
|---|---|---|
| Chamber Type | Soft-Shell | Soft-Shell |
| Performance Tier | Entry Wellness | Entry Wellness |
| Max Pressure | 1.3 ATA | 1.3 ATA |
| Oxygen Delivery | ambient-air | ambient-air |
| O₂ Concentration | 21% (ambient) | 21% (ambient) |
| Capacity | 1-person | 1-person |
| Weight | 75 lbs | — |
| Interior Dimensions | 27in diameter x 80in length | — |
| Portability | portable | portable |
| FDA Cleared | Yes (#K051759)★ | No |
| CE Marked | No | Yes★ |
| Made In | United States | China |
| Price | $4,495 - $5,495 | $4,000 - $6,000 (estimated)★ |
| Warranty | 2 years★ | 1 year |
| Clinical Score | 5/10★ | 2/10 |
| Brand Established | 2001 | — |
| Climate Control | No | No |
| Communication System | No | No |
| Emergency Features | Dual zipper safety, pressure relief valve, interior/exterior controls | — |
Newtowne C4-27 — Standout Features
Oxygen Ark 501 — Standout Features
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