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5 Best Air Purifiers of 2020: Dyson vs. Alen vs. TruSens vs. Molekule

Updated: Nov 20, 2024

Air purifiers become essential for those who live in big cities. Bad air quality causes health problems so it is better to have such a machine in your home to keep your health in perfect condition. It is also a great deal for those who suffer from an allergy or asthma or sensitive to dust.

Here are 5 of the best air purifiers that are designed to make your life easier with the most advanced filtration system and good coverage.

The Dyson Pure Cool TP04

Dyson purifiers are truly a work of art. The bladeless design and build quality leave us speechless.

The Dyson Pure Cool TP04 is a tall tower-like purifier that covers a large area.

It has a display which shows the real-time air quality. You can operate the machine with the magnetic remote control which is easy to store as it gets attached to the purifier easily.

The TP04 can be connected to the app as it has WiFi. It is also compatible with Amazon Alexa.

You can see an air quality report on the app.

The purifier also works as a fan and has 10 fan speeds.

Thanks to the auto mode, it adjusts the fan speed depending on the air quality.

The purifier is equipped with a HEPA filter and also a carbon filter. it catches particles as small as 0.3 microns and also removes odors and gasses.

The filters are recommended to change in about 6 to 9 months.


Dyson Pure Hot + Cool HP04

The Dyson Pure Hot + Cool Air Purifier is similar to the TP04 but is a bit shorter and also can do heating so it purifies, cools and heats the air inside.

It can be connected to the Dyson Link app, compatible with Amazon Alexa, and has a remote control.

You can choose among 10 fan speeds to purify the air.

The HP04 keeps track of the air quality in real-time and adjusts suction once the air gets worse.

It shows an air quality report.

The machine also has a display.

The HP04 is equipped with a HEPA filter to catch up to 98% of the smallest particles and also a carbon filter to remove gasses and odors.

It oscillates at 350 degrees directing airflow where you need it to help make the air cleaner.

To heat the air inside you have to set the temperature you want so the machine will reach that point and keep it that way.


TruSens Z-3000 Large Air Purifier

As most expensive purifiers, the TruSens adjusts the fan speed depending on the indoor air quality.

It has four purification levels:

A washable pre-filter, carbon filter, True HEPA filter, and UV.

The purifier covers 750 sqft every hour.

It has a digital display that shows the level of air quality, fan speed, filter changing indicator, and other useful information. The TruSens supports air quality real-time tracking. 

PureDirect proprietary technology splits cleaner air into two streams, delivering purified air comfortably and efficiently throughout the room.

The air purifier has 4 fan speeds and additional night mode to not disturb you when asleep.


Alen BreatheSmart Classic

The Alen Classic has many color options for every design need. There are also 4 types of purifiers with different purification purposes.

It has an air quality indicator so you know how clean the indoor air is.

The purifier is equipped with a carbon filter that removes odors and gasses. In addition to that, there is a pre-filter and HEPA filter for those who suffer from an allergy or asthma. The filters last up to 9-12 months which is longer than most filters do.

This Alen Classic purifies 1,100 sqft every hour and is ideal for large spaces.

The ionizer is OZONE FREE and produces negative ions that clump particles together making it easier to trap the molecules in the HEPA type filter.

The lights can be turned off is needed

The machine has auto mode which adjusts the fan speed depending on the air quality.

There is also a filter indicator that tells when the filter has to be replaced.


Molekule Air Purifier

The first thing that comes to mind when looking at the Molekule, its build quality. It is made of anodized aluminum and has a premium leather handle. The machine has a nice and sleek design and would look great in any home design. 

What makes it different from other purifiers is its filtration system. Molekule Air uses Photo Electrochemical Oxidation (PECO) nanotechnology to destroy viruses, VOCs, allergens, bacteria & mold. When other brands use filtration that catches the smallest particles, the PECO destroys them. The pre-filter should be changed in 3 months, the PECO filter sis recommended changing in 6 months.

This is one of a few machines on the market that can be connected to the app where you can control it and check filter status and get status reminders.

The Molekule covers a 600 sqft area every hour. 

There is also a built-in display that allows controlling the purifier and see some additional information.

It has three fan speeds.


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