Let’s review the best of the best when it comes to portable oxygen concentrators. The following models have various advantages and are the finest on the market.
1) Respironics SimplyGo
At just ten pounds, the Respironics SimplyGo Oxygen Concentrator produces both pulse flow and continuous oxygen. Pulse flow settings go up to six while continuous flow is available up to two liters per minute. The SimplyGo is also unmatched regarding safety, with a three-hour battery life and alarms for a high breath rate, no breath detection, low oxygen, technical system fault, depleted battery, and even wrong battery the SimplyGo keeps its user safe. The SimplyGo is a perfect model for those who need a relatively high flow of oxygen, but still want to remain active.
2) Inogen One G3
The Inogen One G3 is an amazingly portable oxygen concentrator that is small enough to be held in one hand. The Inogen One G3 weighs less than five pounds and is less than nine inches long, its longest dimension. It is the lightest portable oxygen concentrator available that offers up to five pulse flow settings. It has two battery sizes available, an eight-cell battery that lasts up to four hours or a sixteen-cell battery that will provide up to eight hours of charge. It features replaceable sieve beds and a text output of its alarm system, battery life, and five pulse settings. These features make the control panel on this sleek machine incredibly easy to use.
3) SeQual eQuinox
The eQuinox is Sequal’s latest portable oxygen concentrator and at eleven pounds the lightest portable concentrator available that can deliver continuous flow oxygen up to three liters per minute. It also offers a very high pulse flow setting of up to 192 mL of oxygen delivered. Located flush with the front of the machine, the battery is easy to access and can be quickly changed out. Its user interface on the control panel works in eight different languages, and it has an audible voice alert system. The voice alert system notifies the user of no breath detection, battery life, and flow rate settings allowing the user to know exactly what is going on with their machine at all times. Finally, at just 37 decibels of sound output, the eQuinox is an extremely quiet machine, considering its power.
4) Lifechoice Activox Pro 4L
Weighing in at just 4.8 pounds, this is one of the lightest oxygen concentrators on the market. Amazingly, the Lifechoice Activox Pro 4L’s internal battery lasts up to 10.25 hours. This very powerful small machine offers pulse oxygen delivery equivalent to four liters per minute, which rivals much larger oxygen concentrators. The Lifechoice Activox Pro 4L has exclusive Pulse Wave™ technology, which has a remarkably sensitive reaction to the user’s breathing patterns. Also, this machine comes with a four-way carrying system so that you can take it along as a briefcase, waist pack, shoulder bag, or backpack.
5) AirSep FreeStyle 5
At just six pounds, the AirSep FreeStyle 5 Portable Oxygen Concentrator is a lightweight option perfect for an active lifestyle. It can be carried via shoulder strap or backpack, and provides pulse flow settings from one to five. The AirSep FreeStyle 5 has an easy-to-navigate control panel that doesn’t require technical know-how, and optional seven-hour battery backup, which lets you forget about nearby power sources and spend your time enjoying life. The AirSep FreeStyle 5 also requires little maintenance, and measures less than 11 inches on its longest side, so it will stay comfortably near your body and not get in the way of physical activity. The battery will charge whether you are using AC or DC power. Best yet, the AirSep FreeStyle 5 has the most sensitive pulse delivery technology of any portable oxygen concentrator on the market.