Chamber Comparison
HPO TECH GizavsPerry Baromedical Sigma 34
HPO TECH
Giza
3
ATA
$120K
Starting
—
Warranty
Perry Baromedical
Sigma 34
3
ATA
$50K
Starting
1yr
Warranty
The Bottom Line
The Perry Baromedical Sigma 34 has clear advantages in price, fda clearance, and clinical credibility. However, both chambers sit in the Clinical Grade tier, so consider your specific requirements before deciding.
Key Differences
HPO TECH
Custom quote (est. $120,000 - $250,000)
Perry Baromedical
$50,000 - $90,000
A significant price gap of ~58%. Consider whether the higher-priced unit's additional features justify the investment for your use case.
HPO TECH
Not FDA Cleared
Perry Baromedical
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.
HPO TECH
5/10
Perry Baromedical
9/10
This score reflects published studies, certifications, and clinical adoption. Higher scores indicate stronger evidence backing the manufacturer's claims.
HPO TECH
hard-shell multiplace
Perry Baromedical
hard-shell monoplace
Hard-shell chambers generally offer higher pressures and more clinical features, while soft-shell chambers are more portable and affordable.
Who Should Buy Which?
Best for
HPO TECH Giza
Luxury wellness centers, high-end clinics, multi-patient premium facilities
View full details →Best for
Perry Baromedical Sigma 34
Hospitals, wound care centers, clinical HBOT programs
View full details →Full Specification Comparison
| Specification | HPO TECH Giza | Perry Baromedical Sigma 34 |
|---|---|---|
| Chamber Type | Hard-Shell Multiplace | Hard-Shell Monoplace |
| Performance Tier | Clinical Grade | Clinical Grade |
| Max Pressure | 3 ATA | 3 ATA |
| Oxygen Delivery | 100%-medical-grade | 100%-medical-grade |
| O₂ Concentration | 95-100% via mask/hood | 100% via BIBS with Duke hoods |
| Capacity | 4-person | 1-person |
| Weight | — | 2,200 lbs |
| Interior Dimensions | 4-person multiplace | 33.5in diameter |
| Portability | fixed-installation | fixed-installation |
| FDA Cleared | No | Yes (#Multiple 510(k)s)★ |
| CE Marked | Yes | Yes |
| Made In | Turkey | United States |
| Price | Custom quote (est. $120,000 - $250,000)★ | $50,000 - $90,000 |
| Warranty | — | 1 year |
| Clinical Score | 5/10 | 9/10★ |
| Brand Established | 2020 | 1956 |
| Climate Control | Yes | Yes |
| Communication System | Yes | Yes |
| Emergency Features | Emergency protocols, fire suppression, intercom, multiple safety interlocks | Emergency depressurization, fire suppression, BIBS system, multiple safety interlocks |
HPO TECH Giza — Standout Features
Perry Baromedical Sigma 34 — Standout Features
Interested in either chamber?
Request quotes from both manufacturers and compare real pricing.
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