Compare All BiPAP/VPAP ST, ST-A, and ASV CPAPs

All Specs

Philips Respironics
Machine Weight
 8.8 lb
 1.33 kg/2.94 lbs (machine only)
Machine Weight with Humidifier
 9.73 lb
 1.98 kg/4.37 lbs
Machine Size Only
 8.78" x 7.48" x 9.57" (LxWxH)
 29.7 x 19.3 x 8.4 cm w/ humidifier
Machine Size with Humidifier
Humidification System
 Optional heated humidifier
 Fixed, adaptive
Humidifier Settings
Water Chamber Capacity
 approximately 400ml
Pressure Range
 4-20 cm H2O (CPAP); 4-40 cm H2O (IPAP)/ 2-20 cm H2O (EPAP)
 4 to 30 cm H2O
Pressure Relief
 eSync Technology
 Off, 10 - 60 min (PCV, PSV, and CPAP mode)
 0 to 45 min (5- minute increments)
Starting Ramp Pressure
 2 cmH2O
 4 cm H2O to EPAP or EPAP Min
AC Input
 100-240V, 50-60Hz
 Voltage 100-240 VAC, Frequency 50/60 Hz, Amperage 2.0-1.0 A
AC Power Supply
Power Cord Length
 6.5 ft
DC Converter
Battery Option
 Yes, internal and external battery
Supports Remote Monitoring
Smartphone App
Data Download
 Yes via Breas iCom data cable/Compact Flash Memory Card
SD Card Included
 N/A, machine does not support SD card
AHI Display
Altitude Adjustment
Oxygen Use
 Yes up to 15L/min
Oximetry Compatibility
Compatible with All Masks
 2 years warranty
 2 Year Manufacturer Warranty
Sound/Noise Level
 Less than 30 dBA at 10 cm H20 constant pressure
Carrying Case
 Yes, included
Expected Service Life
 5 years
 Reusable filter, disposable filter (1 of each included)
Operation Modes
 CPAP, PSV, PCV, PSV + Target Volume, PCV + Target Volume
Auto Start/Stop
Leak Compensation