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CPAP Newsletter: The Difference Between CPAP APAP and BiPAP

The Difference Between Machines
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The Difference Between Machines

What’s the Difference Between CPAPs, APAPs and BiPAPs?


ZzzPAP

CPAPs: One Set Pressure

CPAP stands for Continuous Positive Airway Pressure


CPAPs are ”titrated“ to blow air at a constant set pressure that will keep air passages open. They are the most common way to treat Sleep Apnea.

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F&P ICON

APAPs: Best Pressure Within Set Range

APAP stands for Automatic Positive Airway Pressure


APAPs are set to disperse air at a range of pressures, constantly adjusting to the minimum pressure needed to keep airways open. The breath-by-breath adjustments maximize comfort. A CPAP prescription can be used to buy an APAP.

Shop All APAP Machines

S9 BiLevel

BiPAPs: Different Inhale/Exhale Pressures

BiPAP stands for BiLevel Positive Airway Pressure. Sometimes they are called BiLevel Machines.


BiPAPs blow air at two distinct pressures: one at inhalation and another at exhalation. BiPAPs require a specific prescription.

Shop BiPAPs

Check Out These Machines:

IntelliPAP

The IntelliPAP Standard Plus comes with SmartFlex technology software to track therapy progress.

Buy an IntelliPAP
REMstar 60

The PR System One REMStar 60 Series Auto can be bundled with a heated tube and humidifier.

Buy a REMstar 60 Series

Remstar BiPAP

This Auto BiPAP adjusts air pressure on inhale and exhale for maximum comfort.

Buy a Remstar BiPAP
Transcend II

The Transcend II is a small, lightweight CPAP machine ideal for traveling.

Buy a Transcend II

Still Have Questions? Contact a CPAP.com Expert at 1-800-356-5221.

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