Chamber Comparison

Perry Baromedical Sigma 40vsPerry Baromedical Sigma Elite

Perry Baromedical

Sigma 40

Clinical GradeFDA Cleared

3

ATA

$65K

Starting

1yr

Warranty

Perry Baromedical

Sigma Elite

Clinical GradeFDA Cleared

3

ATA

$80K

Starting

1yr

Warranty

The Bottom Line

The Perry Baromedical Sigma 40 wins on price, while the Perry Baromedical Sigma Elite takes the edge in weight. If price is your priority, the Perry Baromedical Sigma 40 is the stronger pick.

Key Differences

PricePerry Baromedical Sigma 40

Perry Baromedical

$65,000 - $110,000

Perry Baromedical

$80,000 - $130,000

A ~19% price difference. At this range, the decision likely comes down to features and certifications rather than cost alone.

WeightPerry Baromedical Sigma Elite

Perry Baromedical

2,850 lbs

Perry Baromedical

2,200 lbs

Weight matters for portability and installation. Lighter chambers are easier to move between rooms or take to a second location.

Who Should Buy Which?

Best for

Perry Baromedical Sigma 40

Bariatric patients, claustrophobic patients, maximum comfort, flagship clinical programs

View full details →

Best for

Perry Baromedical Sigma Elite

Modern hospitals, EMR-integrated facilities, flagship clinical programs

View full details →

Full Specification Comparison

SpecificationPerry Baromedical Sigma 40Perry Baromedical Sigma Elite
Chamber TypeHard-Shell MonoplaceHard-Shell Monoplace
Performance TierClinical GradeClinical Grade
Max Pressure3 ATA3 ATA
Oxygen Delivery100%-medical-grade100%-medical-grade
O₂ Concentration100% via BIBS with Duke hoods100% via BIBS with Duke hoods
Capacity1-person1-person
Weight2,850 lbs2,200 lbs
Interior Dimensions40.5in diameter (largest monoplace available)Premium monoplace
Portabilityfixed-installationfixed-installation
FDA ClearedYes (#Multiple 510(k)s)Yes (#Multiple 510(k)s)
CE MarkedYesYes
Made InUnited StatesUnited States
Price$65,000 - $110,000$80,000 - $130,000
Warranty1 year1 year
Clinical Score9/109/10
Brand Established19561956
Climate ControlYesYes
Communication SystemYesYes
Emergency FeaturesEmergency depressurization, fire suppression, BIBS system, multiple safety interlocksEmergency depressurization, fire suppression, touch-screen controls, EMR integration

Perry Baromedical Sigma 40 — Standout Features

World's largest monoplace (40.5in dia)3.0 ATAmaximum comfortzero claustrophobia

Perry Baromedical Sigma Elite — Standout Features

Touch-screen controlsEMR integrationelectronic operationpremium flagship

Interested in either chamber?

Request quotes from both manufacturers and compare real pricing.

Request Quotes →