portable oxygen concentrator continuous flow

Best Portable Oxygen Concentrator Consumer Reports

The creation of oxygen concentrators was a revolution for people with various illnesses. However, times have changed, and these products have gotten much more lightweight and compact.

That way, active people started using it too for their daily exercise. Sadly, not all of them will deliver the result you desire. That’s why we did a review of the best portable oxygen concentrator.

Now, you will not have to be so confused about which one to buy and which results to expect. All of these products are top of the line. So, you can relax and only expect your loved one to take your breath away.

Top Pick’s: 5 Best Portable Oxygen Concentrator

Top 10 Best Portable Oxygen Concentrator Reviews

Though there are numerous units in the market, not all of them are really going to be worth getting. To ensure that you get one of the worthy ones, we have selected the ones that offer optimal results and are highly portable.

1. EDCVFR Portable Oxygen Concentrator Machine Review

An efficient filtration system is a must for these devices. And thankfully, brands such as EDCVFR did not skimp one bit in that regard, which this unit can properly illustrate.

To start with, it features an 8-stage filtration mechanism. This will filter all of the particles, starting from the minuscule ones to the large ones, making this the top-rated portable oxygen concentrator on the market.

Apart from that, there is a flow adjustment mechanism, which you will switch from 1 L to 7 L. It also bundles with all of the necessary equipment that you will need for setting it up.

The operational noise of the unit is reasonably low as well. Even if you set it at the highest flow rate, it will only create less than 42 dB sound. That amount of sound is lower than a regular conversation. You are going to have a sound sleep.


  • Sports an eight-stage filtration mechanism
  • The filtration mechanism is highly efficient
  • Offers a flow adjustment setting
  • Includes all of the essential components
  • Operates by making a minimal amount of noise


  • Feet on the bottom are not that durable
  • Some of the packages may ship with missing parts

2. BSDZ Compact Portable Oxygen Concentrator Review

While you are looking for the best-rated portable oxygen concentrator, you might want to go for something that can be powered on without plugging it in an outlet. Well, in that case, you should consider this one.

Unlike some other devices, this one is a portable battery-operated oxygen concentrator with a built-in battery. Thus, you can power it on without any wires. You will also have the option to plug it in if you can find any outlet around you.

Aside from that, the operational noise of this one is pretty low as well. It takes about 48 dB of noise, which is reasonably low. Also, it has a handle on the top that makes it a worthy pick for a personal portable oxygen concentrator.

Furthermore, it has an HD display on the front that will show you all the information. You will also have the option to control it with a remote.


  • Highly portable
  • Operational noise is reasonably low
  • Boasts a built-in handle on the top
  • Sports an internal battery
  • It can be controlled using a remote


  • Flow rate is not adjustable
  • The concentration rate is not that praiseworthy

3. ENDYOU Portable Oxygen Concentrator Review

The best oxygen concentrator would be the ones that are easy to use and offer an option regarding the power source. And an example of that would be this one.

To begin with, it features a simple and straightforward design. There is an instruction book included with the package that will make using it feel like a breeze. Also, you will receive all of the other components that are necessary for the operation as well.

Other than that, you will have the option of powering it using a battery or a power adapter. There is a built-in handle on the top, which makes it highly portable, and you will also get a sling bag.

The overall form factor is compact and lightweight. And the unit’s operational noise is up to par with the rest of the smallest portable oxygen concentrator devices out there.


  • Compact and lightweight
  • Easy to use
  • It comes with an instruction manual
  • Bundles with a sling bag
  • It can be powered using a battery or an adapter


  • The included battery is not that high incapacity
  • Flow rate is non-adjustable

4. HEAL 1-6L Portable Oxygen Concentrator Review

Refilling water in these devices can become a hassle. Well, that is where this one steps in. So, if you were looking for something that can work with and without water, you should definitely check this one out.

First of all, the unit is tiny and compact. That form factor makes it perfect for both home and outdoor usage. There are a few different operational modes; one of them is the sleep mode. It takes less than 45 dB of noise if you have it turned on.

Other than that, it comes with a remote controller, which works within 20 meters of the device. There is a large screen on the front that shows all the information regarding the operation. The screen is bright and shows clear texts.

Alongside that, the overall weight is just 13.3 pounds, making it easier for you to carry it.


  • The form factor is compact
  • Lightweight and easy to carry
  • It comes with a remote
  • Sports a large screen on the front
  • Works with water and without water


  • It does not have a pulse mode
  • The flow adjustment knob is a bit finicky

5. STOM Portable Oxygen Concentrator Review

Even though there are plenty of oxygen concentrators out there, only a few devices can offer around 93 percent of concentration. And this one from STOM is one of those few.

To start with, it implements a PSA working principle. That working model makes it capable of providing about 93 percentage of concentrated oxygen. The flow rate is adjustable too. You can dial it from anywhere between 1 and 7 liters per minute.

Apart from that, the noise it makes during operation is considerably low. It even bundles with a remote. The remote will allow you to control it wirelessly. And the setup process is pretty easy. You will also receive an instruction manual.

Alongside that, the compressor it bundles with is oil-free. The compressor will make sure the unit lasts for an extended amount of time.


  • Offers around 93% concentrated oxygen
  • The flow rate is adjustable
  • It comes with an oil-free compressor
  • Quiet operational mode
  • Includes a remote controller


  • The range of the remote controller is reasonably short
  • Not that lightweight

6. HEAL Portable Oxygen Concentrator Review

On the search for the best-rated portable oxygen concentrator? Well, then you can halt your search right here because HEAL has got the thing that you were looking for all this time.

First of all, the water tank that it comes with is detachable. That will make it easier for you to clean the tank. Also, you can change the flow rate according to your preference. You can set it from 1 to 6 liters per minute.

Alongside that, it is incredibly lightweight, which makes it a lightweight continuous flow portable oxygen concentrator. You will have no trouble at all in the case of carrying it.

Other than that, the LED panel on the front is HD and shows clear texts. The buttons situated at the front are going to make it easier for you to operate them. And the package contains all of the accessories and a detailed user guide.


  • Lightweight and highly portable
  • Features a bright HD LED panel
  • Easy to use
  • The tank is detachable
  • Bundles with a complete set of accessories


  • A bit noisy
  • It does not have a remote control mechanism

7. RUIO Remote Control Oxygen Generator Review

Among all of the devices, the best continuous flow portable oxygen concentrators would be the ones that are easy to use and can offer highly concentrated oxygen. And this one would be one of them.

To begin with, the overall size of the device is compact and lightweight. That will make it easier for you to set it up in your home. There is a built-in handle on the top, which will make it easier for you to carry it around.

Aside from that, it works with both water and without water. And the flow rate is changeable. You can switch it from 1 to 7 liters per minute. It has a large screen on the top, which has buttons around it. The buttons have clear markings on them.

Lastly, you can control it using the included remote. You will also receive all the other accessories with the package, along with an instruction manual.


  • Lightweight and small in size
  • Easy to carry and easy to operate
  • Features a large LED screen on the top
  • It can be controlled using a remote
  • Boasts a built-in handle


  • The water tank is not detachable
  • Operational noise is higher than 45 dB

8. HEAL 1-6L Portable Oxygen Concentrator Review

Knowing about the real-time flow rate is quite essential for using oxygen concentrator devices. And HEAL factored that in when they were manufacturing this unit.

Unlike some other devices, this one has a LED screen on the top that can show real-time flow rate. And as the LED screen is large in size and shows clear texts, it will be pretty easy for you to monitor the device.

Aside from the screen, the overall weight of the unit is pretty minimal. It weighs only 13 pounds and has a small body, making it the best portable oxygen concentrator for continuous flow. You will have no trouble in carrying and storing it.

Other than the size, you can modify the flow rate. You can adjust it from anywhere between 1 to 6 liters per minute. It can operate with and without water in it. And the operational noise is below 45 dB as well.


  • It weighs only 13 pounds
  • Can operate with or without water
  • It offers a large screen that shows clear texts
  • Shows real-time flow rate
  • Quiet and easy to operate


  • Tank is not that easy to clean
  • Feet on the base feels a bit flimsy

9. WEFWUI Continuous Flow Portable Oxygen Concentrator Review

Though most of the devices out there are lightweight and portable, not all of the ones that you will stumble upon will be able to offer you a continuous flow of oxygen. However, this one from WEFWUI can offer you that.

Like most of the other devices, this one is reasonably lightweight. It weighs under 15 pounds, which will make it easier for you to carry it around. Also, the setup process of the unit is comparatively simple. It even comes with a detailed instruction guide.

Aside from that, it has an LCD screen on the front that has adjustable brightness mode. The buttons around the screen have clear labels on them, which will make it easier for you to operate the machine.

Other than that, you can even control it with the remote that the unit bundles with. It will also bundle with a complete set of essential accessories.


  • Offers continuous flow
  • The brightness of the LCD is adjustable
  • Offers clearly marked buttons on the body
  • It can be operated using a remote
  • Weight is under 15 pounds


  • Remote has a poor range
  • Some of the included accessories are not that high in quality

10. FDOU Portable Oxygen Concentrator Review

You might be on a tight budget while looking for one of the devices. Thankfully, you will not have to opt for the refurbished portable oxygen concentrators because FDOU has got a budget offering for you.

First, it features a color LCD panel on the front that is exceptionally bright and clear. It shows large and clear texts, which will make it easier for you to monitor them. You can control all of the modes through it pretty easily.

There is a voice control function as well, which will let you give voice commands to it. It also has a timer mode. Also, you will receive a remote. With that, you can control it wirelessly.

Other than that, you will have the freedom to adjust the flow rate. The concentration level that it can offer is around 93 percent. That percentage is up to par with the rest of the devices.


  • Affordable
  • Sports a bright and easy-to-read LCD
  • Boasts a voice control mechanism
  • Bundles with a remote controller
  • Features a timer mode


  • The water tank is a bit hard to clean
  • A bit heavy in comparison

What To Look For Before Buying On Best Portable Oxygen Concentrator?

There are some things to look for before buying a machine like this. Since now you know which products to get, it is finally time to fix your priorities.

  • Size

Size always matters a lot when it comes to products like these. That’s why we reviewed so many lightweight options in our portable oxygen concentrator review.

smallest portable oxygen concentrator

Firstly, you will have to realize how much you will use it and if you go outside or not. When you have to run many errands, try to go for a smaller size because it will not tire you out quickly.

However, when it comes to hiking or traveling outside for a long time, pick a large one. That way, you can store spare batteries.

  • Weight

Always try to go for a model that is lightweight and easy to carry. Well, you may have heard some fictional antagonists say that life is a race. They are not entirely wrong. So, the unnecessarily heavy products will only slow you down in the race against time.

  • Design And Build

If you have to deal with a lot of dirt, then always look for a product that will keep you safe from it. Dust can easily clog the machine.

However, try to make sure that there is plenty of room for airflow too. That way, the unit will not overheat.

Final Words

Whenever it comes to your health, you should always make no compromises. Always try to get the best products out there. For that, you can take our best portable oxygen concentrator review to your heart.

All of these products are of high quality, and you will have a great time using them. It is finally time to say welcome to fresh air.


  1. https://www.verywellhealth.com/top-portable-oxygen-concentrators-915001
  2. https://www.sleeprestfully.com/blog/best-portable-oxygen-concentrators-2018/
  3. https://www.theseniorlist.com/portable-oxygen-concentrator/best/
  4. https://www.rehabmart.com/post/the-5-best-5-oxygen-concentrators-product-reviews-and-ratings
  5. https://portable.guide/top-10-best-portable-oxygen-concentrator/
  6. https://www.oxygenconcentratorstore.com/blog/top-portable-oxygen-concentrators-for-2020/

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