Product Comparison: Inogen One G3 vs. G4 vs. G5

If you are trying to decide which Inogen One model is right for you and your oxygen therapy needs, it can be helpful to do a side-by-side comparison. Each Inogen One model offers a variety of benefits, but one model may be better suited for your life and your oxygen needs. Learn more about the weight, dimensions, battery life, flow settings, noise level and more for the G3, G4 and G5 Inogen models. You will also be able to compare incorporated technology on these models, which you may or may not want depending on your preferences. 

See the chart below to compare the G3 vs. G4 vs. G5 Inogen One models and discover which Inogen One portable oxygen concentrator will best meet your needs and help you improve your freedom, mobility and independence.

Inogen One: G3 vs. G4 vs. G5 Comparison Chart

Product

Inogen One G3 Inogen One G4 Inogen One G5

Weight 

  • 4.9 pounds
  • 2.8 pounds
  • 4.7 pounds
Dimensions
  • Length: 8.75 inches, Width: 3 inches, Height: 8.25 inches (including single battery)
  • Length: 5.91 inches, Width: 2.68 inches, Height: 7.2 inches (including single battery)
  • Length: 7.19 inches, Width: 3.26 inches, Height: 8.15 inches (including single battery)
Flow Settings
  • Pulse Dose: 1 – 5 settings
  • Pulse Dose: 1 – 3 settings
  • Pulse Dose: 1 – 6 settings
Noise Level
  • 39dBA*
  • 40dBA*
  • 38dBA*
Battery Duration
  • Up to 4.7 hours with a single battery; Up to 10 hours with a double battery *
  • Up to 2.7 hours with a single battery; Up to 5 hours with a double battery *
  • Up to 6.5 hours with a single battery; Up to 13 hours with a double battery *
Incorporated Technology
  • Intelligent Delivery Technology®
  • Bluetooth capabilities
  • Inogen Connect App capabilities
  • Intelligent Delivery Technology®
  • Bluetooth capabilities
  • Inogen Connect App capabilities
  • Intelligent Delivery Technology®
Operation
  • Simple control functions and easy-to-read LCD display
  • Simple control functions and easy-to-read LCD display
  • Simple control functions and easy-to-read LCD display
Power Sensing
  • AC power supply 100-240V, 50-60Hz (with auto-sensing to allow worldwide use)
  • DC power supply for mobile use in car or airplane
  • AC power supply 100-240V, 50-60Hz (with auto-sensing to allow worldwide use)
  • DC power supply for mobile use in car or airplane
  • AC power supply 100-240V, 50-60Hz (with auto-sensing to allow worldwide use)
  • DC power supply for mobile use in car or airplane
Use
  • Designed for stationary use, portable use and travel use, and meets FAA requirements for use on an airplane
  • Designed for stationary use, portable use and travel use, and meets FAA requirements for use on an airplane
  • Designed for stationary use, portable use and travel use, and meets FAA requirements for use on an airplane
Warranty 
  • 3 year Standard Warranty
  • 3 year Standard Warranty
  • 3 year Standard Warranty
       *on setting 2

 


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