Best Fully Self-Evaporating Portable Air Conditioners (Reviewed 2021)

evaporative cooler

We all love hot summer days from spending ample time at the local beach, dating the road for a much needed family vacation. There’s so much you can do to fill up those warm weather days. However, the rising global temperatures have seen the summer season become increasingly unpredictable with some areas experiencing temperatures of up to 50 degrees Celsius.

During these scorching times, the first thing that comes to mind is to cool down the indoor space using a relatively large air conditioner installed in a garage. And although they may seem more effective, the energy bill in your mailbox is a true testament to their energy intensive nature.

But what if we told you that there is an effective air cooling solution to help you battle the heat while still saving you money? Well, we’d like to introduce to you personal self-evaporative portable air conditioners. These personal cooling units use evaporative cooling to decrease the heat in your indoor garage space by sucking warm air from your surroundings and running it through the built-in water tank.

Compared to their larger cousins the mini-evaporated air coolers worked best in small humid spaces and they are a more affordable option. We’ve compiled a list of the four best self-evaporative portable air conditioners available on the market today.

NexFan Ultra Portable Air ConditionerCHECK PRICE
Mainstays DGO8 Mini Personal Air CoolerCHECK PRICE
Evepolar EV 500 Portable Evaporative Nano Air Cooler.CHECK PRICE
LYMO Arctic Air Personal Space CoolerCHECK PRICE
  1. NexFan Ultra Portable Air Conditioner


Measuring in at 14 by 16 by 14.9 centimetres and a weight of one kilogram, this air cooler NexFan has a low profile and a uniquely stealthy look making it not only aesthetically pleasing, but also super portable.

In terms of performance, the next NexFan cooler comes with four distinct cooling and humid bifurcation modes making it one of the most versatile units in its class. The different modes allow you to enjoy superior air quality and ambience almost instantly.

Along with that, the powerful fan is strong enough to produce a refreshing breeze and spaces up to five feet at multiple 90 degree angles. But perhaps the most exciting performance aspect of the NexFan are the germ free filter and corrugated network of three dimensional wet curtains. Together, the two work toward ensuring that the cooler produces better wind circulation.

Unlike conventional air coolers that take hours to pick a rhythm, NexFan takes instant air purification to the next level. Thanks to the built-in atomizer and plant fiber curtain technology, the cooler is able to rapidly depressurize water achieving rapid temperature drop. Better yet, you can add ice to the unit to enjoy some truly frozen air.

The whole point of buying an air cooler is to enjoy the convenience that comes attached to it. As such, it would be counterproductive to buy a unit that sounds like a blaring generator.

NexFan’s block design helps to keep the noise levels below 68 DB even in the most intense operation. Compared to other units out there, it produces 30% less noise letting you enjoy your soothing personal space without worrying.

To further help you slip into relaxation mode, NexFan also features an ambient multicolored LED light. To sum it up, the NexFan ultra portable AC is one of the most energy efficient portable air coolers on the market.

It comes with a rechargeable 10,000 metal AMP power bank that can keep you juiced up for 12 hours and a full 500 milliliter reservoir capacity plus the filter is removable and washable.


  • Powerful cooling.
  • Air purifying.
  • Premium quality.
  • Energy saving.


  1. Mainstays DGO8 Mini Personal Air Cooler.


This portable durable and compact air cooler features two speed levels and up to eight degrees Fahrenheit cooling capacity making it ideal for garages as well as small office spaces. mainstays low profile thermal plastic material body that only enhances the air throwing distance of the cooler but also makes it a long lasting performer.

Another area that the DG08W manages to outgun its peers is its efficiency. You don’t have to keep worrying about replacing the lifetime cooling cartridge as it’s washable, while the energy efficient DC motor allows the cool to run up to six hours on a single charge saving you those high electricity bills.

To ensure that the cooler runs under optimum conditions, it comes with a low tank indicator that blinks when the reservoir is running low. And if you happen to be away, the auto-shut off mode kicks in to avoid damaging the unit.


  • Simple design.
  • Easy to use.
  • 2 speeds.
  • Low price.


  1. Evepolar EV 500 Portable Evaporative Nano Air Cooler.


Everpolar is one of the biggest air cooler manufacturers on the market and their accumulated experience is clearly visible in the EV500. For starters this three in one air cooler has a maximum service time of nine hours, and it’s capable of cooling, humidifier and getting rid of dust particles in an area measuring up to 45 square feet.

But one thing that truly sets the Evepolar EV 500 apart is the padded evaporation technology. It gives the device the ability to create a cool personal microclimate with naturally flowing air that’s perfect for breathing.

Under the hood, you’ll also find the mineral fibers nano cartridge that kills organic elements and prevents bacteria and mold from growing inside making it safe for your kids and pets.

If you’re a frequent traveler, you’ll love the portable nature of the EV 500. It measures 10 by 9 by 9 inches and weighs four pounds meaning it’s easy to fit in a small backpack and carry around.

The 10 lots of electricity needed to power the cooler means you can use either a power bank or your laptop making it the ultimate travel and off the grid cooling companion. With that said, it does make a little bit of noise which can be inconveniencing, but definitely not a deal breaker considering its price point.


  • Easy to use.
  • 3 in 1 design.
  • Leakage-proof.
  • LED light


  1. LYMO Arctic Air Personal Space Cooler.


With eight hours maximum of working capacity, it’s capable of cooling, humidifier and purifying the air allowing you to stay cool during those searing summer temperatures. Although it does come with a relatively small size, it does have a powerful speed adjustable fan that gives it an air throwing distance of up to 15 feet making it ideal for even larger spaces and offices.

In the design department, the LYMO Arctic is optimized to ensure it produces an impressive output. At the front is properly spaced grille that allows better utilization of the fan as well as it a classic look. To further enhance its sleek classic design, it comes with seven different ambient LED selections to suit your house theme and mood.

Another unique selling point of the arctic air cooler is its low power consumption. With a power rate of 10 watts, you can run it all year round without setting you back a fortune.


  • Simple design.
  • Easy to use.
  • Built-in LED.
  • Low price

Best Fully Self-Evaporating Portable Air Conditioner Buying Guide

According to a recent study by Energy Star, it was evident that 18% of homeowners ordered for air conditioners online. Note, this is just online purchase. It only means more and people are on the lookout for portable air conditioners.

So if you thought you are the only one trying to beat extreme heats during hot weathers, then you’re not alone. Thousands of people want to spend time indoors during various projects and heat can be unbearable.

With so many so many different types of air conditioners on the market today, how can you know which one would be suitable for your household needs? Worry no more, we have detailed on the most important things that needs to be put into considerations while out shopping for a portable air conditioner.

Energy Misers
Your portable air conditioner needs to be well-insulated. This will help prevent leakages that are common in many ACs disappointing many homeowners. If you happen to find one that is not insulated, make sure you purchase a good seal with simple instructions on how to seal it.

Note the Noise
Although there are some people who are not bothered by noise from appliances such as air conditioners or likes of refrigerators, it might not the case if the noise is too much. The same applies to people who are lights sleepers. If you intent to put the air conditioner inside the bedroom, ensure it is quiet enough not disturbing quality of sleep.

Also, you might want to put it in a garage. And sometimes you might be lost in your thoughts trying to figure out how to put something together. A noisy AC is not something that should disturb your peace of mind.

Air conditioners come in many types or form. If you are purchasing one and want to cool the room uniformly, ensure you get one that has the capacity to distribute heat to a larger surface area. Most of them can only direct heat to one specific direction. Choose one that has swivel to achieve uniform air distribution.

Proper Installation
For a self-evaporating air conditioner to function fully, it must be well installed. Good thing is most of them come with clear instructions on how to install them. Get one with pictorial representation to ease the process.

Watch out for Filters
Most evaporative coolers need maintenance. This includes adding water and cleaning it. Choose one that will be seamless when cleaning it and not risking damaging it while doing regular maintenance.

Smart features and Intelligent Cooling
You would want to stay up-to-date with the changing technology. Some evaporating air conditioners are equipped with smart features such as Axela and Google. This will enable you to connect it with your smartphone and operate it just like other smart devices on your house.

Another important factor that should be put into consideration is the warranty period offered by the manufacturer. Ensure it has a longer warranty period so that in case anything happens years down the line, you’re covered fully. Also money back guarantee and excellent customer care are other important considerations in case you don’t want it.


And there you have it, four best most versatile portable air coolers on the market. Whether you’re looking to keep cool at home or in your office cubicle we hope you found our list helpful.

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