Inogen One G3
- 90-95%
- Portable (Battery-powered)
- 1-5Pulse setting
Philips SimplyGo Portable Oxygen Concentrator
- 90-96%
- Portable (Battery powered)
- 0.5-2LPM
Inogen One G3 and Devilbiss iGo are both Portable (Battery-powered) Portable (Battery-powered) Oxygen Concentrators with purity 90-95 %. However, they differ in areas such as Continuous Flow, Pulse Flow, mL dose and Weight.
Below is a detailed comparison of Inogen One G3 and Devilbiss iGo to help you understand their specifications, features, advantages, and key differences.
| Compare | ||
|---|---|---|
| Brand | Inogen | Drive DeVilbiss |
| Rating | ||
| Warranty |
3 year warranty
|
3 year warranty
|
| Purity | 90-95 % | 90-95 % |
| Type | Portable (Battery-powered) | Portable (Battery-powered) |
| Continuous Flow | — | 1-3 LPM |
| Pulse Flow | 1-5 Pulse setting | 1-6 Pulse setting |
| mL dose | 18.9 mL | 14 mL |
| Weight | 2.19 kg | 8.6 kg |
| Operating altitude | 10000 feet | 13123 feet |
| Battery backup (at 2 pulse setting) | 4.7 hours | 4.7 hours |
| Recharge time | 5 hours | 5 hours |
| Backup with external battery pack | 10 hours | — |
| Oxygen Purity Indicator (OPI) | No | No |
| Sound level | 39 db | 40 db |
| Dimensions | 8.75H x 8.25W x 3D inch | 15H x 11W x 8D inch |
| 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 | Yes |
| US FDA Approved | Yes | Yes |
| FAA Approved | Yes | Yes |
| CE Certified | Yes | Yes |
| Literature | ||
| Brochure | Download Brochure | Download Brochure |
| User manual | Inogen One G3 User Manual | Devilbiss iGo User Manual |
| Service manual | Inogen One G3 Service Manual | Devilbiss iGo Service Manual |
Both Inogen One G3 and Devilbiss iGo are listed as Portable (Battery-powered) oxygen concentrators, typically suitable for home and clinical use.
Inogen One G3 provides pulse flow of 1-5 Pulse setting, while Devilbiss iGo provides pulse flow of 1-6 Pulse setting.
Both Inogen One G3 and Devilbiss iGo provide medical-grade oxygen with a purity of 90-95 % across their flow range.
Both Inogen One G3 and Devilbiss iGo come with 3 year warranty.
Both Inogen One G3 and Devilbiss iGo are headquartered in USA.
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.
Inogen One G3 weighs 2.19 kg, while Devilbiss iGo weighs 8.6 kg. A lighter model is generally easier to move and handle.
Inogen One G3 measures 8.75H x 8.25W x 3D inch, while Devilbiss iGo measures 15H x 11W x 8D inch.


