Chamber Comparison
Perry Baromedical Sigma 34vsProReset Space
Perry Baromedical
Sigma 34
3
ATA
$50K
Starting
1yr
Warranty
ProReset
Space
2
ATA
$17K
Starting
2yr
Warranty
The Bottom Line
The Perry Baromedical Sigma 34 wins on max pressure, fda clearance, and clinical credibility, while the ProReset Space takes the edge in price and warranty. If max pressure is your priority, the Perry Baromedical Sigma 34 is the stronger pick.
Key Differences
Perry Baromedical
3 ATA
ProReset
2 ATA
Higher pressure enables more clinical protocols. The Perry Baromedical Sigma 34 reaches 3 ATA, which supports FDA-approved treatment protocols.
Perry Baromedical
$50,000 - $90,000
ProReset
Contact manufacturer
A significant price gap of ~65%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
Perry Baromedical
FDA Cleared
ProReset
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.
Perry Baromedical
9/10
ProReset
4/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
Perry Baromedical
1 year
ProReset
2 years
A longer warranty reduces long-term ownership risk, especially important for chambers in the $10K+ range.
Who Should Buy Which?
Best for
Perry Baromedical Sigma 34
Hospitals, wound care centers, clinical HBOT programs
View full details →Full Specification Comparison
| Specification | Perry Baromedical Sigma 34 | ProReset Space |
|---|---|---|
| Chamber Type | Hard-Shell Monoplace | Hard-Shell Monoplace |
| Performance Tier | Clinical Grade | Clinical Grade |
| Max Pressure | 3 ATA★ | 2 ATA |
| Oxygen Delivery | 100%-medical-grade | mask/cannula |
| O₂ Concentration | 100% via BIBS with Duke hoods | — |
| Capacity | 1-person | 1-person (wheelchair accessible) |
| Weight | 2,200 lbs | — |
| Interior Dimensions | 33.5in diameter | — |
| Portability | fixed-installation | fixed-installation |
| FDA Cleared | Yes (#Multiple 510(k)s)★ | No |
| CE Marked | Yes | Yes |
| Made In | United States | Austria |
| Price | $50,000 - $90,000 | Contact manufacturer |
| Warranty | 1 year | 2 years★ |
| Clinical Score | 9/10★ | 4/10 |
| Brand Established | 1956 | — |
| Climate Control | Yes★ | No |
| Communication System | Yes★ | No |
| Emergency Features | Emergency depressurization, fire suppression, BIBS system, multiple safety interlocks | — |
Perry Baromedical Sigma 34 — Standout Features
ProReset Space — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
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