Inogen One G3
- 90-95%
- Portable (Battery-powered)
- 1-4Pulse setting
Philips SimplyGo Portable Oxygen Concentrator
- 90-96%
- Portable (Battery powered)
- 0.5-2LPM
Inogen One G3 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 Inogen One G3 and Caire Freestyle Comfort 5 to help you understand their specifications, features, advantages, and key differences.
| Compare | ||
|---|---|---|
| Brand | Inogen | 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 | 1-4 Pulse setting | 1-5 Pulse setting |
| mL dose | 10.5 mL | — |
| Weight | 2.2 kg | 2.3 kg |
| Operating altitude | 10000 feet | 10000 feet |
| Battery backup (at 2 pulse setting) | 3 hours | 4 hours |
| Recharge time | 4 hours | 3.5 hours |
| Backup with external battery pack | 8 hours | 16 hours |
| Oxygen Purity Indicator (OPI) | No | Yes |
| Sound level | 42 db | 39.9 db |
| Dimensions | 8.75H x 7.25W x 3D 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 | Inogen One G3 User Manual | Caire Freestyle Comfort 5 User Manual |
| Service manual | Inogen One G3 Service Manual | - |
Inogen One G3 is listed as a Portable (Battery-powered) oxygen concentrator, while Caire Freestyle Comfort 5 is listed as a Portable (Battery powered) oxygen concentrator.
Inogen One G3 provides pulse flow of 1-4 Pulse setting, while Caire Freestyle Comfort 5 provides pulse flow of 1-5 Pulse setting.
Both models provide medical-grade oxygen, with Inogen One G3 listed at 90-95 % and Caire Freestyle Comfort 5 listed at 90-96 % across their flow range.
Inogen One G3 comes with 3 year warranty, while Caire Freestyle Comfort 5 comes with 1 year warranty.
Both Inogen One G3 and Caire Freestyle Comfort 5 are headquartered in USA.
Caire Freestyle Comfort 5 has an Oxygen Purity Indicator while Inogen One G3 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.
Inogen One G3 weighs 2.2 kg, while Caire Freestyle Comfort 5 weighs 2.3 kg. A lighter model is generally easier to move and handle.
Inogen One G3 measures 8.75H x 7.25W x 3D inch, while Caire Freestyle Comfort 5 measures 10H x 7.3W x 3.1D inch.
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