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Product Specification Comparison

Inogen One G3 portable oxygen concentrator Inogen One G4 Portable Oxygen Concentrator
Feature Inogen One G3 Inogen One G4
Weight 4.8 Pounds  2.8 Pounds
Dimension Length : 8.75 IN.
Width: 3.0 IN.
Height: 8.25 IN.
Length: 5.91 IN.
Width: 2.68 IN.
Height: 7.2 IN.
FlowSettings 1 – 5  1 – 3
BatteryDuration Single Battery up to 4.7 hours*,
Double Battery up to 10 hours*
Single Battery up to 2.7 hours*,
Double Battery up to 5 hours*
Noise Level 39 dBA**  40 dBA**
Both Systems Power Sensing
AC Power Supply 100-240V, 50-60Hz (auto sensing to allow worldwide use)DC Power: for mobile use

Simple control functions and easy-to-read LCD display

Designed for stationary, portable, and travel

*Battery time varies with flow setting

**On Setting 2

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