portable oxygen concentrator

Best Portable Oxygen Concentrator For Your Health and Convenience

An oxygen concentrator allows a person that has difficulty breathing or needs to have a pure stream of oxygen to be able to receive oxygen-enriched streams of oxygen. Users will often have a hose length of 50 feet or less, so that they can wear their oxygen directly in their nose while being able to move around the house.

Medical oxygen doesn?t have to be cumbersome or inconvenient.

Users can ensure that they have an easier life with enhanced mobility and do so with the oxygen they need to breathe comfortably.

A portable oxygen concentrator is designed to provide oxygen therapy to those with respiratory issues or people who have difficulty breathing at higher altitudes. These devices are similar to at-home concentrators, but are much smaller in size and highly portable.

If you’re in need of an O2 concentrator, you may not know which unit to buy. We’re sharing our top five picks to help make your decision easier. All of these units are reliable, durable and easy to use.

Oxygen Flow
More Information
14 pounds
1L to 5L
buy now from Amazon
13 pounds
1L to 5L
buy now from Amazon
7.7 pounds
3 +/- 1.5L
buy now from Amazon
17 pounds
1L to 5L
buy now from Amazon
17 pounds
1L to 5L
buy now from Amazon

1. Vogvigo Portable Oxygen Concentrator

Vogivigo portable oxygenVogvigo’s portable oxygen concentrator delivers up to 93% of pure oxygen using normal air oxygen. The new version of this machine uses 23% less power and features a new flow control valve that’s easier to operate.

The unit features PSA (Pressure Swing Adsorption) technology. Oxygen concentration ranges from 30% to 93%, and is adjustable.

With dimensions of 13.39″ x 7.09″ x 12.21″ and weight of 14 pounds, this portable oxygen machine is compact and easy to take on-the-go. It’s whisper quiet, too, operating at just 45db.

The built-in LCD screen is easy to read and features touchscreen operation. The unit also comes with an infrared remote control that can be used within 20m of the machine.

The unit comes with the concentrator generator, an ear-hook inhaler, a 3-meter oxygen tube, a nasal suction oxygen tube, plastic cap and air filter, nasal suction outlet, and oxygen outlet and fuse.


  • Compact and portable
  • Delivers up to 93% pure oxygen
  • Touchscreen and remote operation
  • Energy efficient
  • Quiet operation


  • Not battery powered

The only complaint with this model is that it’s not battery operated. This may limit where you can use the machine. Car adapters can be purchased separately.

Aside from this one caveat, the Vogvigo oxygen concentrator is powerful, easy to use and small enough to take on-the-go.

Click here for more information on the Vogivigo from Amazon?

2. Denshine 1L Portable O2 Compressor

Denshine portable O2 compressor offers an adjustable flow and high oxygen concentration for on-demand oxygen.

This unit offers oxygen concentrations up to 90% and adjustable flow between 1L and 5L. The Denshine machine is also quiet and operates at just 45db.

The compressor pressurizes the air, which is then processed to remove dust, oil, water and other impurities. The unit then cools the air to a comfortable temperature. From here, the air moves into the adsorption tower where carbon dioxide and nitrogen are adsorbed. The end result is high purity O2.

Denshine’s unit offers concentration of 30%-90% with O2 concentration of 90% (suitable for people with asthma and repiratory disorders), 30% (suitable for office and school settings) and 21%.

The unit comes with an earphone-style inhalation device, O2 tube and nasal suction O2.


  • Compact and easy to carry
  • Highly portable
  • Offers adjustable oxygen concentrations of 30%-90%
  • Adjustable flow between 1L and 5L


  • Small volume

If you’re in need of a high-volume concentrator, the Denshine unit may not be a good fit for you.

With that said, the small volume of this model makes it a great choice for a portable concentrator.

Click here for more information on the Denshine concentrator on Amazon

3. Zorvo 1L Portable O2 Generator

Zorvo portable O2 machineThe Zorvo 1L generator is the smallest portable oxygen concentrator on our list, but don’t let its small size fool you. This model offers oxygen concentration up to 29% and up to eight hours of continuous operation.

The unit offers an airflow outlet of up to 1.5L.

The Zorvo is a little louder than other units, operating at 50db. But this model does come with some extra features, like a carry bag, that make it easier to transport this machine.

This is the only oxygen generator on our list that offers battery operation, and the unit does come with a rechargeable lithium battery.

Along with the unit itself, Zorvo includes an extender tube with vaporizer capsule, nasal cannula, power adapter, power cord and car charger.


  • Battery or electric operation
  • Small volume ? ideal for traveling
  • Airflow outlet up to 1.5L
  • Comes with a rechargeable battery
  • Carrying case included


  • Oxygen concentration isn’t very high

The Zorvo unit doesn’t offer as high of an oxygen concentration as other models on our list. That being said, this machine is small and designed for on-the-go use.

If you don’t require a high oxygen concentration machine and you want a portable unit, Zorvo’s portable O2 generator is a great option.

Click here to purchase the Zorvo O2 generator from Amazon

4. Yuwell YU300 Portable Oxygen Bar Machine

Yuwell - oxygen concentrator reviewsYuwell’s YU300 is a portable oxygen bar machine that’s lightweight and easy to use. Yuwell’s unit can be used in the car (with a car adapter), and it boasts an FDA CE certification.

The machine has a flow range of 1-5L per minute and can be adjusted as needed. The intelligent monitoring system works with the LCD display to let you know of any issues, like filter cleaning and operation failure. It also offers real-time oxygen concentration monitoring.

The YU300 offers 48 hours of continuous operation and oxygen concentration of up to 90%. Operation is quiet at 40db.

The unit operates via electricity or a car adapter. Weighing just 7kg, this unit is easy to take on-the-go.


  • Lightweight and highly portable
  • Oxygen concentration up to 90%
  • Adjustable flow between 1L and 5L
  • LCD display is easy to read
  • Real-time concentration monitoring
  • Can be used in a car
  • 48 hours of continuous operation
  • FDA CE certification


  • Not intended for medical use

The reason this device is called an oxygen bar is because it’s not intended for medical use. If you need an oxygen concentrator for medical purposes, talk to your doctor before buying this machine.

Aside from this minor issue, the YU300 is a reliable, durable and portable oxygen generator with high-end features.

Click here to purchase the YU300 from Amazon

5. Enshey Oxygen Bar Machine

Enshey oxygen tank - lightThe Enshey oxygen bar machine is similar to the YU300 in that it’s not really designed for medical use. This machine offers oxygen concentration up to 90% and a flow between 1L and 5L.

Enshey’s machine is one of the quietest on the list, operating at just 35db. This model also has a small volume and a compact size for easy use while traveling. Despite its small size, this unit offers continuous operation for up to 24 hours.

This oxygen bar has a timer function and ear type inhalation.

Along with an earphone-style device, this model also comes with a nasal suction device and oxygen tube.


  • Easily portable
  • Offers oxygen concentration up to 90%
  • Adjustable flow between 1L and 5L
  • Continuous use up to 24 hours
  • Ultra-quiet operation


  • No battery operation

The Enshey oxygen bar does not offer battery operation, so you’ll need a power outlet if you want to use this machine.

Aside from this minor complaint, this is an efficient oxygen bar machine that delivers high oxygen concentration and 24-hour continuous flow. If you’re traveling to a high-altitude area, the 24-hour flow can keep you breathing optimally all day long.

If you want a powerful unit that you can take while traveling, the Enshey oxygen bar is a good choice.

All five of these models are great options if you’re looking for an oxygen concentrator. Just make sure that you consult with your doctor before buying any machine that you intend to use for medical purposes. Some of these models are just designed for therapeutic purposes and may not meet your medical needs.

Click here to purchase the Enshey concentrator from Amazon

About the author

Tim Brewer

Tim is a professional caregiver who has helped hundreds of seniors gain back their freedom and independence. He has been actively helping the senior community for 20+ years.

View all posts