Chamber Comparison

HPO TECH TrojanvsPerry Baromedical Sigma 34

HPO TECH

Trojan

Clinical Grade

3

ATA

$60K

Starting

Warranty

Perry Baromedical

Sigma 34

Clinical GradeFDA Cleared

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

PricePerry Baromedical Sigma 34

HPO TECH

Custom quote (est. $60,000 - $120,000)

Perry Baromedical

$50,000 - $90,000

A ~17% price difference. At this range, the decision likely comes down to features and certifications rather than cost alone.

FDA ClearancePerry Baromedical Sigma 34

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.

Clinical CredibilityPerry Baromedical Sigma 34

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.

Who Should Buy Which?

Best for

HPO TECH Trojan

Clinical HBOT centers, hospitals, medical facilities

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Best for

Perry Baromedical Sigma 34

Hospitals, wound care centers, clinical HBOT programs

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Full Specification Comparison

SpecificationHPO TECH TrojanPerry Baromedical Sigma 34
Chamber TypeHard-Shell MonoplaceHard-Shell Monoplace
Performance TierClinical GradeClinical Grade
Max Pressure3 ATA3 ATA
Oxygen Delivery100%-medical-grade100%-medical-grade
O₂ Concentration95-100% via mask/hood100% via BIBS with Duke hoods
Capacity1-person1-person
Weight2,200 lbs
Interior DimensionsStandard monoplace, dual O2 delivery33.5in diameter
Portabilityfixed-installationfixed-installation
FDA ClearedNoYes (#Multiple 510(k)s)
CE MarkedYesYes
Made InTurkeyUnited States
PriceCustom quote (est. $60,000 - $120,000)$50,000 - $90,000
Warranty1 year
Clinical Score5/109/10
Brand Established20201956
Climate ControlYesYes
Communication SystemYesYes
Emergency FeaturesEmergency depressurization, fire suppression, safety interlocksEmergency depressurization, fire suppression, BIBS system, multiple safety interlocks

HPO TECH Trojan — Standout Features

Aerospace-grade aluminumdual O2 delivery3.0 ATAclinical focus

Perry Baromedical Sigma 34 — Standout Features

Industry standard3.0 ATABIBS/Duke hoods67+ years manufacturer heritage

Interested in either chamber?

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