Oxlife Liberty 2 Portable Oxygen Concentrator
- 4.5hours

- 90-96%
Philips SimplyGo Portable Oxygen Concentrator
- 90-96%
- Portable (Battery powered)
- 0.5-2LPM
Oxlife Liberty 2 Portable Oxygen Concentrator and Devilbiss iGo are both Portable (Battery-powered) Portable (Battery powered) Oxygen Concentrators with purity 90-96 %. However, they differ in areas such as User Replaceable Sieve Beds, Purity, Battery Duration and Type.
Below is a detailed comparison of Oxlife Liberty 2 Portable Oxygen Concentrator and Devilbiss iGo to help you understand their specifications, features, advantages, and key differences.
| Compare | ||
|---|---|---|
| Brand | O2 concepts | Drive DeVilbiss |
| Rating | ||
| Warranty |
2 year warranty
|
3 year warranty
|
| User Replaceable Sieve Beds | Yes | — |
| Purity | 90-96 % | 90-95 % |
| Battery Duration | 4.5 hours | — |
| Type | Portable (Battery powered) | Portable (Battery-powered) |
| Continuous Flow | 2 LPM | 1-3 LPM |
| mL dose | 8-80 mL | 14 mL |
| Pulse Flow | 1-10 Pulse setting | 1-6 Pulse setting |
| Weight | 3.4 kg | 8.6 kg |
| Operating altitude | 10000 feet | 13123 feet |
| Battery backup (at 2 pulse setting) | 4 hours | 4.7 hours |
| Recharge time | 2.5 hours | 5 hours |
| Backup with external battery pack | 9 hours | — |
| Oxygen Purity Indicator (OPI) | Yes | No |
| Sound level | 58 db | 40 db |
| Dimensions | 9.9 × 3.8 × 9.9 inch | 15H x 11W x 8D inch |
| Indian Voltage Model | Yes | Yes |
| Oxygen Purity % Analyzer | Yes | No |
| Loss of Power Alarm | No | Yes |
| Company Headquarters | USA | USA |
| System Malfunction Alarm | No | 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 | Oxlife Liberty 2 Portable Oxygen Concentrator User Manual | Devilbiss iGo User Manual |
| Service manual | - | Devilbiss iGo Service Manual |
Oxlife Liberty 2 Portable Oxygen Concentrator is listed as a Portable (Battery powered) oxygen concentrator, while Devilbiss iGo is listed as a Portable (Battery-powered) oxygen concentrator.
Oxlife Liberty 2 Portable Oxygen Concentrator provides pulse flow of 1-10 Pulse setting, while Devilbiss iGo provides pulse flow of 1-6 Pulse setting.
Both models provide medical-grade oxygen, with Oxlife Liberty 2 Portable Oxygen Concentrator listed at 90-96 % and Devilbiss iGo listed at 90-95 % across their flow range.
Oxlife Liberty 2 Portable Oxygen Concentrator comes with 2 year warranty, while Devilbiss iGo comes with 3 year warranty.
Both Oxlife Liberty 2 Portable Oxygen Concentrator and Devilbiss iGo are headquartered in USA.
Oxlife Liberty 2 Portable Oxygen Concentrator has an Oxygen Purity Indicator while Devilbiss iGo lacks this feature. A LED light turns on when purity drops below therapeutic level (typically below 82%).
Oxlife Liberty 2 Portable Oxygen Concentrator has an Oxygen Purity % analyser while Devilbiss iGo lacks this feature. This means Oxlife Liberty 2 Portable Oxygen Concentrator can display the actual oxygen purity percentage on the screen. Whether the purity percentage is shown continuously or needs to be accessed using a button combination depends on the availability of the 24x7 Live Purity Display feature.
Oxlife Liberty 2 Portable Oxygen Concentrator weighs 3.4 kg, while Devilbiss iGo weighs 8.6 kg. A lighter model is generally easier to move and handle.
Oxlife Liberty 2 Portable Oxygen Concentrator measures 9.9 × 3.8 × 9.9 inch, while Devilbiss iGo measures 15H x 11W x 8D inch.































