Airsep Freestyle 5
- 90-95%
- Portable (Battery-powered)
- 1-5Pulse setting
Philips SimplyGo Portable Oxygen Concentrator
- 90-96%
- Portable (Battery powered)
- 0.5-2LPM
Airsep Freestyle 5 and Devilbiss iGo2 Portable Oxygen Concentrator are both Portable (Battery-powered) Portable (Battery-powered) Oxygen Concentrators with purity 90-95 %. However, they differ in areas such as Purity, Battery Duration, Transportation Humidity and Temperature Range.
Below is a detailed comparison of Airsep Freestyle 5 and Devilbiss iGo2 Portable Oxygen Concentrator to help you understand their specifications, features, advantages, and key differences.
| Compare | ||
|---|---|---|
| Brand | AirSep | Drive DeVilbiss |
| Rating | ||
| Warranty |
3 year warranty
|
2 year warranty
|
| Purity | 90-95 % | 90 % |
| Battery Duration | — | 3.5 hours |
| Transportation Humidity | — | 93 % |
| Temperature Range | — | 35 Celcius |
| Type | Portable (Battery-powered) | Portable |
| Pulse Flow | 1-5 Pulse setting | 1-5 Pulse setting |
| mL dose | 8.75 mL | — |
| Weight | 2.8 kg | 2.2 kg |
| Operating altitude | 12000 feet | 10000 feet |
| Battery backup (at 2 pulse setting) | 2 hours | 3.5 hours |
| Recharge time | 3 hours | 5 hours |
| Backup with external battery pack | 7 hours | — |
| Oxygen Purity Indicator (OPI) | No | No |
| Sound level | 41 db | 37.5 db |
| Dimensions | 10.7H x 6.6W x 4.4D inch | 8.4x 3.9x 8.4 inch |
| Oxygen Purity % Analyzer | No | No |
| Indian Voltage Model | Yes | Yes |
| Loss of Power Alarm | No | Yes |
| Company Headquarters | USA | Germany |
| System Malfunction Alarm | Yes | Yes |
| No Flow Alarm | Yes | Yes |
| 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 5 User Manual | Devilbiss iGo2 Portable Oxygen Concentrator User Manual |
| Service manual | Airsep Freestyle 5 Service Manual | - |
Airsep Freestyle 5 is listed as a Portable (Battery-powered) oxygen concentrator, while Devilbiss iGo2 Portable Oxygen Concentrator is listed as a Portable oxygen concentrator.
Both Airsep Freestyle 5 and Devilbiss iGo2 Portable Oxygen Concentrator provide pulse flow of 1-5 Pulse setting.
Both models provide medical-grade oxygen, with Airsep Freestyle 5 listed at 90-95 % and Devilbiss iGo2 Portable Oxygen Concentrator listed at 90 % across their flow range.
Airsep Freestyle 5 comes with 3 year warranty, while Devilbiss iGo2 Portable Oxygen Concentrator comes with 2 year warranty.
Airsep Freestyle 5 is headquartered in USA, while Devilbiss iGo2 Portable Oxygen Concentrator is headquartered in Germany.
Neither of the products has an Oxygen Purity Indicator.
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 5 weighs 2.8 kg, while Devilbiss iGo2 Portable Oxygen Concentrator weighs 2.2 kg. A lighter model is generally easier to move and handle.
Airsep Freestyle 5 measures 10.7H x 6.6W x 4.4D inch, while Devilbiss iGo2 Portable Oxygen Concentrator measures 8.4x 3.9x 8.4 inch.


