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 Inogen One G5 Portable Oxygen Concentrator 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 Transportation Humidity.
Below is a detailed comparison of Oxlife Liberty 2 Portable Oxygen Concentrator and Inogen One G5 Portable Oxygen Concentrator to help you understand their specifications, features, advantages, and key differences.
| Compare | ||
|---|---|---|
| Brand | O2 concepts | Inogen |
| Rating | ||
| Warranty |
2 year warranty
|
2 year warranty
|
| User Replaceable Sieve Beds | Yes | — |
| Purity | 90-96 % | 90-93 % |
| Battery Duration | 4.5 hours | — |
| Transportation Humidity | — | 95 % |
| Temperature Range | — | 40 Celcius |
| Type | Portable (Battery powered) | Portable |
| Continuous Flow | 2 LPM | — |
| mL dose | 8-80 mL | — |
| Pulse Flow | 1-10 Pulse setting | 1-6 Pulse setting |
| Weight | 3.4 kg | 2.6 kg |
| Operating altitude | 10000 feet | 10000 feet |
| Battery backup (at 2 pulse setting) | 4 hours | 6.5 hours |
| Recharge time | 2.5 hours | 3 hours |
| Backup with external battery pack | 9 hours | 13 hours |
| Oxygen Purity Indicator (OPI) | Yes | Yes |
| Sound level | 58 db | 38 db |
| Dimensions | 9.9 × 3.8 × 9.9 inch | 8.15H x 7.19W x 3.26D inch |
| Outlet pressure | — | 28.9 psi |
| 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 | Inogen One G5 Portable Oxygen Concentrator User Manual |
| Service manual | - | Inogen One G5 Portable Oxygen Concentrator Service Manual |
Oxlife Liberty 2 Portable Oxygen Concentrator is listed as a Portable (Battery powered) oxygen concentrator, while Inogen One G5 Portable Oxygen Concentrator is listed as a Portable oxygen concentrator.
Oxlife Liberty 2 Portable Oxygen Concentrator provides pulse flow of 1-10 Pulse setting, while Inogen One G5 Portable Oxygen Concentrator 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 Inogen One G5 Portable Oxygen Concentrator listed at 90-93 % across their flow range.
Both Oxlife Liberty 2 Portable Oxygen Concentrator and Inogen One G5 Portable Oxygen Concentrator come with 2 year warranty.
Both Oxlife Liberty 2 Portable Oxygen Concentrator and Inogen One G5 Portable Oxygen Concentrator are headquartered in USA.
Both Oxlife Liberty 2 Portable Oxygen Concentrator and Inogen One G5 Portable Oxygen Concentrator have an Oxygen Purity Indicator. 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 Inogen One G5 Portable Oxygen Concentrator 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 Inogen One G5 Portable Oxygen Concentrator weighs 2.6 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 Inogen One G5 Portable Oxygen Concentrator measures 8.15H x 7.19W x 3.26D inch.































