Airsep Freestyle 3
- 90-95%
- Portable (Battery-powered)
- 1-3Pulse setting
Philips SimplyGo Portable Oxygen Concentrator
- 90-96%
- Portable (Battery powered)
- 0.5-2LPM
Airsep Freestyle 3 and Caire Freestyle Comfort 5 are both Portable (Battery-powered) Portable (Battery-powered) Oxygen Concentrators with purity 90-95 %. However, they differ in areas such as Purity, Battery Duration, Temperature Range and Type.
Below is a detailed comparison of Airsep Freestyle 3 and Caire Freestyle Comfort 5 to help you understand their specifications, features, advantages, and key differences.
| Compare | ||
|---|---|---|
| Brand | AirSep | Caire |
| Rating | ||
| Warranty |
3 year warranty
|
1 year warranty
|
| Purity | 90-95 % | 90-96 % |
| Battery Duration | — | 8 hours |
| Temperature Range | — | 40 Celcius |
| Type | Portable (Battery-powered) | Portable (Battery powered) |
| Pulse Flow | 1-3 Pulse setting | 1-5 Pulse setting |
| mL dose | 8.75 mL | — |
| Weight | 2 kg | 2.3 kg |
| Operating altitude | 12000 feet | 10000 feet |
| Battery backup (at 2 pulse setting) | 2.5 hours | 4 hours |
| Recharge time | 4 hours | 3.5 hours |
| Backup with external battery pack | 10 hours | 16 hours |
| Oxygen Purity Indicator (OPI) | No | Yes |
| Sound level | 41 db | 39.9 db |
| Dimensions | 8.6H x 6.1W x 3.6D inch | 10H x 7.3W x 3.1D inch |
| Outlet pressure | — | 30 psi |
| Oxygen Purity % Analyzer | No | No |
| Indian Voltage Model | Yes | Yes |
| Loss of Power Alarm | Yes | Yes |
| Company Headquarters | USA | USA |
| System Malfunction Alarm | Yes | Yes |
| No Flow Alarm | Yes | No |
| US FDA Approved | Yes | Yes |
| FAA Approved | Yes | Yes |
| CE Certified | Yes | Yes |
| User Replaceable Sieve Beds | — | No |
| Literature | ||
| Brochure | Download Brochure | Download Brochure |
| User manual | Airsep Freestyle 3 User Manual | Caire Freestyle Comfort 5 User Manual |
| Service manual | Airsep Freestyle 3 Service Manual | - |
Airsep Freestyle 3 is listed as a Portable (Battery-powered) oxygen concentrator, while Caire Freestyle Comfort 5 is listed as a Portable (Battery powered) oxygen concentrator.
Airsep Freestyle 3 provides pulse flow of 1-3 Pulse setting, while Caire Freestyle Comfort 5 provides pulse flow of 1-5 Pulse setting.
Both models provide medical-grade oxygen, with Airsep Freestyle 3 listed at 90-95 % and Caire Freestyle Comfort 5 listed at 90-96 % across their flow range.
Airsep Freestyle 3 comes with 3 year warranty, while Caire Freestyle Comfort 5 comes with 1 year warranty.
Both Airsep Freestyle 3 and Caire Freestyle Comfort 5 are headquartered in USA.
Caire Freestyle Comfort 5 has an Oxygen Purity Indicator while Airsep Freestyle 3 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.
Airsep Freestyle 3 weighs 2 kg, while Caire Freestyle Comfort 5 weighs 2.3 kg. A lighter model is generally easier to move and handle.
Airsep Freestyle 3 measures 8.6H x 6.1W x 3.6D inch, while Caire Freestyle Comfort 5 measures 10H x 7.3W x 3.1D inch.


