Caire Freestyle Comfort 5
- 8hours
- 40Celcius
- 93%±3%
Philips SimplyGo Portable Oxygen Concentrator
- 93%±3%
- Portable (Battery powered)
- 0.5-2LPM
Caire Freestyle Comfort 5 and Airsep Freestyle 5 are both Portable (Battery-powered) Portable (Battery powered) Oxygen Concentrators with purity 93%±3 %. However, they differ in areas such as User Replaceable Sieve Beds, Purity, Battery Duration and Temperature Range.
Below is a detailed comparison of Caire Freestyle Comfort 5 and Airsep Freestyle 5 to help you understand their specifications, features, advantages, and key differences.
| Compare | ||
|---|---|---|
| Brand | Caire | AirSep |
| Rating | ||
| Warranty |
1 year warranty
|
3 year warranty
|
| User Replaceable Sieve Beds | No | — |
| Purity | 93%±3 % | 90-95 % |
| Battery Duration | 8 hours | — |
| Temperature Range | 40 Celcius | — |
| Type | Portable (Battery powered) | Portable (Battery-powered) |
| mL dose | — | 8.75 mL |
| Pulse Flow | 1-5 Pulse setting | 1-5 Pulse setting |
| Weight | 2.3 kg | 2.8 kg |
| Operating altitude | 10000 feet | 12000 feet |
| Battery backup (at 2 pulse setting) | 4 hours | 2 hours |
| Recharge time | 3.5 hours | 3 hours |
| Backup with external battery pack | 16 hours | 7 hours |
| Oxygen Purity Indicator (OPI) | Yes | No |
| Sound level | 39.9 db | 41 db |
| Dimensions | 10H x 7.3W x 3.1D inch | 10.7H x 6.6W x 4.4D inch |
| Outlet pressure | 30 psi | — |
| Indian Voltage Model | Yes | Yes |
| Oxygen Purity % Analyzer | No | No |
| Loss of Power Alarm | Yes | No |
| Company Headquarters | USA | USA |
| System Malfunction Alarm | Yes | Yes |
| No Flow Alarm | No | Yes |
| US FDA Approved | Yes | Yes |
| FAA Approved | Yes | Yes |
| CE Certified | Yes | Yes |
| Literature | ||
| Brochure | Download Brochure | Download Brochure |
| User manual | Caire Freestyle Comfort 5 User Manual | Airsep Freestyle 5 User Manual |
| Service manual | - | Airsep Freestyle 5 Service Manual |
Caire Freestyle Comfort 5 is listed as a Portable (Battery powered) oxygen concentrator, while Airsep Freestyle 5 is listed as a Portable (Battery-powered) oxygen concentrator.
Both Caire Freestyle Comfort 5 and Airsep Freestyle 5 provide pulse flow of 1-5 Pulse setting.
Both models provide medical-grade oxygen, with Caire Freestyle Comfort 5 listed at 93%±3 % and Airsep Freestyle 5 listed at 90-95 % across their flow range.
Caire Freestyle Comfort 5 comes with 1 year warranty, while Airsep Freestyle 5 comes with 3 year warranty.
Both Caire Freestyle Comfort 5 and Airsep Freestyle 5 are headquartered in USA.
Caire Freestyle Comfort 5 has an Oxygen Purity Indicator while Airsep Freestyle 5 lacks this feature. A LED light turns on when purity drops below therapeutic level (typically below 82%).
Neither product has an Oxygen Purity % analyser and lacks this feature. This means none of the machines can display the actual oxygen purity percentage on the screen.
Caire Freestyle Comfort 5 weighs 2.3 kg, while Airsep Freestyle 5 weighs 2.8 kg. A lighter model is generally easier to move and handle.
Caire Freestyle Comfort 5 measures 10H x 7.3W x 3.1D inch, while Airsep Freestyle 5 measures 10.7H x 6.6W x 4.4D inch.


