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Honeywell true hepa air purifier with allergen remover (HPA300)

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☑ Honeywell True HEPA filter helps capture 99.97 percent of microscopic allergens, 0.3 microns and bigger from the air which passes in the filter.
☑ Helps lessen VOCs and specific airborne germs
☑ Three- air-purifying levels and turbo cleaning setting
☑ Easy touch electronic controls
☑ Automatic filter replacement indicators
☑ Adjustable lighting
☑ Auto shut off timer, two, four or eight hours
☑ Quiet operation and ideal for large spaces
☑ This whole-house air purifier is ENERGY STAR qualified

Last updated on May 16, 2020 6:46 pm
Honeywell true hepa air purifier with allergen remover (HPA300)
Honeywell true hepa air purifier with allergen remover (HPA300)

Score & Analysis

Features Score



Price Range : $201 - $300

Group Rank : #1( out of 15 Products )


Average score in the group


Best score in the group



Overall Rank : #2( out of 85 Air purifier )


Average score in Air purifier


Best Score in Air purifier



Features Group This
Best Average Remarks Best Average Remarks
CADR (Clean air delivery rate) 680 291.17 below average
N/A 184.33 below average
CADR Dust 400 239 Above average
320 164.7 Above average
CADR tobocco smoke 400 223.4 Above average
300 163.45 Above average
CADR pollen 400 244.1 Above average
300 176.64 Above average
Air changes per hour 5 4.56 Best
5 2.8 Best
Energy consumption [Watt] 43 60.67 Above average
N/A 65.6 below average
Room Size 620 392.07 Above average
465 332.98 Above average
Noise level [db]-Air purifier 23 40 Above average
N/A 41.09 below average
Airpurifier weight [lb] 7.8 16.58 below average
21 13.22 Above average
Warranty [Months] 120 50.57 Above average
60 42 Above average


The air you breathe has lots of pollutants. Some are detrimental and damaging to sensitive and allergic people. Honeywell understands this and has been offering consumers with a lot of air purifiers in previous years. They progressively got more stylish, efficient, and quiet. The latest offering of this company is the HPA300, honeywell true hepa air purifier with allergen remover.

The HPA300 is intended and optimized to eliminate different kinds of pollutants from the air , which goes in it.

It is mainly made to get rid of allergens and make sure that they do not reach your nostrils. This is the best air purifier that eliminates cigarette smoke.

Features of Honeywell True HEPA Allergen Remover HPA300


This whole house air purifier comes equipped with pre-filter that has Activated Carbon Filter in it. This feature helps absorb gases, VOCs, odors as well as trap bigger particles.

On the other hand, the pre-filter has to be changed in 3 months as it is combined with carbon filter.

True HEPA Filter

The core of this best air purifier for cigarette smoke is the True HEPA filter that captures up to 99.97 percent of pollutant particles of up to 0.3 microns like viruses, dander, mold, pollen, and bacteria.

LED light and timer

If you have a plan of using this air purifier in your bedroom, you will love the dimmer feature that allows you to turn off or the dim the bright blue LED indicator light.

The fact that the light can disturb your sleep cycle; this is a valuable feature for dark rooms.

The HPA300 airpurifier comes with an indicator light to inform you when it is the right time to replace the filters, so you do not need to check the unit for some signs.

This state-of-the-art Honeywell HPA300 comes with an auto shut off timer. Users can set the time to 2, 4, or 8 hours; it all depends on your choice.

This is ideal for those who like to run this unit overnight but tend to forget to switch it off in the morning.

Price History


Additional information

Specification: Honeywell true hepa air purifier with allergen remover (HPA300)



Mold spores



Bacteria and viruses

Chemical and gas fumes

Odros and smells

Pet dender

CADR rating

CADR (Clean air delivery rate)




CADR tobocco smoke


CADR pollen


Air changes per hour


Energy consumption [Watt]


Room Size


Noise level [db]-Air purifier


Filters & Sensors
Hepa fliter

True hepa Filter

Air quality sensors

Carbon filter

Filter replacement indicators


Washable pre filter

Other useful
Carrying handle


Digital control

Night light

Programmable timer

Technology-Air purifier
0.3µm particle removal (%)


Antimicrobial treatment

Ozone free

Photocatalytic oxidation

Plasma wave technology

Airpurifier Height [inch]


Airpurifier Length [inch]


Airpurifier weight [lb]


Airpurifier Width [inch]


Warranty [Months]


Wireless controls

Amazon Alexa-Air

Google Assistant-Air

App Control-Air

Remote Control-Air

Voice Control-Air


Does this whole-house air purifier from Honeywell operate quietly?

For a big air purifier, the level of noise is extremely reasonable for varying modes such as allergens, general, and germ. During germ mode, this unit is extremely quiet. Turbo mode on the other, this unit is louder that is not suitable for sleep time.

Is Honeywell HPA300 reliable in eliminating allergens and other particles?

The HPA300 makes use of HEPA or Higher Efficiency Particulate Air filter and odor-reducing pre-filter for big particles and odors. The HEPA filter is made of dense materials and very effective for purifying the air. It can eliminate 99.97 of pesky elements in the air to a very small 0.3 microns.

How Often the Filters Need to be replaced?

Honey well suggest replacing the filter every twelve months or so, and the pre-filter should be replaced every three months. This is since utilizing pre-filter prolongs the life of the HEPA and pre-filters.

Can I Reuse the Pre-Filter?

Yes. The pre-filter is washable and can be reused. The manufacturer keeps this thing in mind to save consumers a considerable amount of money.

Is it easy to maintain?

The HPA300 is easy to maintain. One amazing feature of this unit is that the filters can be cleaned easily using a soft brush. You can keep the exterior in good condition by wiping it with a soft damp cloth.

How long the pre-filter lasts?

The pre-filter only last for three-months compared to other units that last up to 8 months. This is perhaps one of the downsides of this unit.

Where should I place my HPA300 air purifier?

You can place this unit against the wall since the mechanism of HPA300 is far different from other units. A lot of air purifiers available pulls air from the rear and spit it out the front after purification while HPA300 pulls air from the back and then release the air at the top.

What particles and impurities do this air purifier is able to eliminate?

Air contaminants the HPA300 can eliminate are pet hair, pollen, dust, dust mites’ allergens, pet dander, smoke odors and residue, home construction particles, organic and chemical odors.

How lightweight is this product?

The HPA300 only weighs 24 pounds; this is quite heavy to transfer from one place to another. However, to make this job easier, it is integrated with a handle.

What makes this air purifier apart from the rest?

This is the best air purifier to filtering cigarette smoke. What is more, it can also purify air to virtually almost all parts of your home. Filter performance is good, and it purifies air quickly.

Who can benefit this product?

If you or any member of the family have allergies or if you have pets and live with a smoker, then you will be benefited by this product. It can help eliminate allergens from the air for you to breathe easier.

Is energy-efficient? How much energy can it consume?

The HPA300 air purifier consumes 40watts to 130 watts, with a remarkable difference from the Turbofan speed and lowest setting. This power usage is higher compared to other leading brands. It has an energy star rated, but still consumes lots of power.

What is the coverage area of this unit?

This unit is intended for large rooms of up to 465 sq ft. The room coverage is alarming, given that other units are able to cover a smaller area.

Is there an app available for wireless control?

There is no app available. You need to control the unit manually.

How generous the warranty the of this air purifier?

The unit excels in the warranty of five-years, the highest in the field of air purifier.

What filters integrated into this air purifier?

Honeywell HPA300 features a two-level cleaning system. So, meaning there are two different filters inside which work together to clean the nasty particles. The first level is a pre-filter that eliminates any smells from pets, kitchen, or perfume. The second level is a True HEPA that clean each bit of air coming into the unit.

Is the speed of this purifier easy to adjust?

Yes. You can easily adjust the speed of the fan according to your preference.

Does it produce ozone?

This unit efficiently purifies the air- it does not produce irritating or harmful by-products like ozone. It is safe, and there is no health issue for you to stress about.

Is this unit equipped with an automatic turn on and off feature?

Yes. The automatic timer shuts off the unit after two, four, or eight hours have passed. This is one of the simplest but valuable features a lot of consumers love. It works great.

How will I know if I have to replace the filter?

It comes with an indicator light that illuminates to remind you that you should replace the filter. The best thing about it is that it comes with separate replacement reminders for pre-filters and True Hepa filters. It is an exceptional feature which few units have. After an indicator is on, check the unit’s filter and reset the indicator by pushing the illuminated key and don’t let go for two seconds.

Can it be controlled by using a remote control?

No. This unit doesn’t have a remote control that would be expedient for those instances when you are lying across the room and wish to alter the speed of the fan.

What is the CADR of this unit?

State of the art Honeywell HPA300 air purifier has a 320 CADR for dust, 300 CADR for smoke as well as 300 CADR for pollen (cfm).

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