Inogen One G5 Portable Oxygen Concentrator – Features, Benefits, and Comparison

For those who need reliable oxygen therapy, the Inogen One G5 Portable Oxygen Concentrator ensures intelligent delivery technology with five pulse settings. Oxygen therapy patients who are on the go will love that the Inogen One G5 is also a portable, compact, and lightweight unit with long-lasting battery life.

The versatility of the Inogen One G5 makes it ideal not only for travel but as a home oxygen therapy machine. Here are the high-tech features and benefits that come with this dependable portable oxygen concentrator.

Inogen One G5 Portable Oxygen ConcentratorFeatures and Benefits of Inogen One G5 Oxygen Concentrator

The Inogen One G5 provides many benefits to oxygen therapy patients for both on-the-go and home use. No-fuss maintenance makes it easy for patients to keep their oxygen concentrator working at peak performance.

Additionally, users can take the Inogen One G5 anywhere, from international trips or a quick drive to the grocery store. The quiet operation, multiple flow settings, high oxygen purity, ease of use, and battery life all add up to one of the best portable oxygen concentrators on the market.


The Inogen One G5 is easy to clean and maintain. The sieve beds need to be replaced over 12-18 months. Wash the particle filter weekly to keep your oxygen flow clean. When you take your Inogen One G5 on the go, you can quickly and easily wipe down the outside of the unit to keep it clean.


The Inogen One G5 weighs less than 5 pounds so you can stow your oxygen concentrator in its carrying case when you travel. The compact unit makes it easy to take on errands around town. Pack it in a suitcase and bring your oxygen concentrator on a cruise or vacation.

Noise Level 

Whether traveling or at home, a quiet oxygen concentrator is an important feature of regular oxygen therapy. With the low decibel level of the Inogen One G5, you can watch TV and have conversations with friends during oxygen therapy. Barely audible, you can even conduct oxygen therapy on a crowded flight without worrying about disturbing others.

Flow Settings

Flow settings are an important feature that helps you get the right dose of oxygen you need. The Inogen One G5 has 6 flow settings, delivering varied breaths per minute of oxygen based on your adjustment. A wider range of settings gives you the option to boost your dose when you need it most, such as flying at high altitudes.

Oxygen Purity Level

The Inogen One G5 provides a flow of high-purity oxygen. This advanced oxygen concentrator comes with a dedicated mobile application, known as Inogen Connect. The free and user-friendly app provides users the ability to monitor the medical device through their Android or Apple mobile devices. With Inogen Connect you can check oxygen purity status to ensure the highest performance.

Ease of Use

The Inogen One G5 is one of the easiest oxygen concentrators to use. The large button control panel is ideal for older users, and you don’t need to be tech-savvy to operate it. The LED screen provides clear information about the current status of the concentrator along with user-friendly alerts. A flap in the carry case gives users easy access to the dashboard on the go.

Battery Backup

The Inogen One G5 can be configured at checkout with a single or double battery for oxygen therapy while away from home. The single battery provides up to 6 hours of use at the lowest oxygen settings, while the double battery offers up to 13 hours of use at the lowest setting.

Inogen One G5 Portable Design 

The slim, compact design of the Inogen One G5 makes it portable and easy to pack for travel. The modern stylings allow the Inogen One G5 to be discreetly placed in any home decor. User-friendly controls and accessible ports allow effortless operation and setup for any user.

The Pros and Cons of the Inogen One G5 Portable Oxygen Concentrator

Pros of Inogen One G5

  • Six pulse dose settings
  • Up to 13 hours of battery duration
  • Weighs under 5 lbs

Cons of Inogen One G5

  • No continuous flow
  • Noisier at higher pulse settings
  • Heavier with a larger battery

Inogen One G5 Portable Oxygen Concentrator Price

The Inogen One G5 is reasonably priced compared to other portable oxygen concentrators. There are less expensive and more expensive options depending on your needs. For example, more expensive models may include both continuous flow and pulse flow.

Does the Inogen One G5 have Accessories?

When you purchase your Inogen One G5 you may also want helpful accessories including:

  • A backpack carrying case
  • External battery charger with power supply
  • Nasal cannulas

Warranty Options for Inogen One G5 Oxygen Concentrator

You receive a three-year warranty with the Inogen One G5. This warranty covers manufacturer defects. The oxygen concentrator sieve beds and accessories are covered by a one-year warranty.

Is Inogen One G5 FAA-Approved?

This portable oxygen concentrator is FAA approved so it can be used on any domestic or international flight. Always contact your airline before your flight to confirm any requirements they may have (i.e. copy of your prescription or letter of medical necessity) for allowing your device on board.

Inogen One G5 Portable Oxygen Concentrator – In the Box

The Inogen One G5 includes:

  • Rechargeable Battery (Option to be selected at Check-out)
  • AC Power Supply & DC Power Cable
  • Carrying Bag

Where Can I Buy the Inogen One G5 Portable Oxygen Concentrators?

You can find the Inogen One G5 at The Oxygen Concentrator Supplies Shop. Our knowledgeable staff will help you make your Inogen purchase as easy as possible. Call us at 888-941-1688 or email us at