Dyson Pure Hot and Cool Air Purifier HP04 Review | Features and Specs

Dyson Pure Hot and Cool Air Purifier HP04 Review

Are you looking for a machine with a 3 in 1 function? Then this page will help you. Today we are going to review the Dyson hot and cool air purifier hp04. This machine is the latest and an advanced version of Dyson air purifier models, and of course, costly products. Dyson hot+cool series provides three functions in one machine;

  1. Air purification
  2. Heating and
  3. Cooling

In this article, we’ll take a detailed review and will discuss features of Dyson Pure Hot and Cool Air Purifier HP04. let’s start with a quick overview of this giant product and see if this product worth the money?

Quick Overview

Key Features

  • Purifying fan with additional heat and cool feature.
  • Real-time display with smart LCD screen.
  • Remote and voice control.
  • Powerful diffused mode.
  • Smart control with Dyson link AAP.


  • 3 in 1 function machine
  • Advance Glass HEPA Filter
  • Multi Smart feature machine
  • Quiet operation
  • Overall excellent performance


  • High Price

Dyson Pure Hot and Cool Air Purifier HP04 Review

While talking about this series of Dyson, 3 models are popular. Dyson HP01 was the first model, Dyson HP02 and Dyson HP04. Dyson’s hot and cool air purifier hp04 is a proud product of the company.  Now, without wasting your time, let’s go into the depth of this machine.

 Filtration system 

With an improved HEPA Filter and a two-stage cleaning system, this Dyson HP04 is a powerful cleaning air purifier. The heating and cooling system makes it an extraordinary machine.

Dyson Pure Hot and Cool Air Purifier HP04 Review

True HEPA Filter

Improve quality Glass HEPA Filter is used in Dyson air purifier HP04, which captures 99.97% of airborne pollutants like dust, germs, allergens, molds, spores, etc. This filter removes small particles size 0.3 microns.

Activated Carbon Filter

It has a strongly Activated Carbon Filter, which can remove any gases and smells from your room. Filled with Tris impregnated  Carbon, which captures and removes benzene, nitrogen oxide, and formaldehyde.


With a slight difference, it has a compact design like old brands of Dyson HP01 and HP02. Dyson hot and cool air purifier hp04  body can be divided into two parts. The base, which contains an air filter and adjustment controls. The second part is its Amplifier. The overall color is white with silver accents.

Control System

Its control system can be divided into 2 parts:

Remote Control: To make its control easy, it has a remote control. You can control the device with remote control according to your desire.

Voice Control: Enabled voice control to control. You can control it through a smart home device like Amazon Alexa or google assistant.

Dyson Pure Hot and Cool Air Purifier HP04 Review


Like any modern brand of our era, Dyson air purifier hot and cold series is enabled with multi-functions and features.

Heating mode

This air purifier has a heating mode to keep you warm during the winter season. This heating mode keeps your room hot at a set temperature.

dyson hp04 air purifier

Cooling mode

Also, built-in cooling fan to help you cool in the hotter months.

Automatic mode

Dyson’s hot and cool air purifier hp04 has an auto mode. This mode senses air quality automatically and filters the air pollutants, giving you pure air to breathe.

dyson hp04 air purifier

LED Display

Dyson HP04 has a newer LED Display. In this LED, you can see which pollutants are present in the room. This LED also displays filters’ health, so you haven’t need to remember the filter replacement date manually.

Oscillation System

The oscillation feature moves the airflow forth and back to move the purified, heated, and cooled air can be distributed in every corner of the room. In Dyson, hp 04 has an upgraded oscillation angle of 350 degrees. While in Dyson, hp01 and hp02 have only a 70-degree oscillation.

Allergy and Asthma friendly

Dyson air purifiers are certified by the allergy and asthma foundation of America. If you are an allergy sufferer, you should try Dyson’s hot and cool air purifier hp04.

 Read also:  best air purifiers for allergies

Quiet operation

Dyson air purifier Hp04 is Quiet Mark Certificate for noise reduction among the air purifiers so, if you are noise sensitive, use this brand of Dyson.

Night-time mode

This mode monitors and purifies the air using a quiet setting, with a dim display. While in the night mode, you can get a darker sleep. Isn’t this a great deal for a peaceful night’s sleep with Dyson’s hot and cool air purifier hp04? What do you say?

Air Speeds

In Dyson, HP04 air multiplier technology is used to reach the air in every corner of the room, with 10 air speeds.

Product Information

Model 244314-01
Manufacturer Dyson
Coverage Area 400 Ft²
Size 9.7x8x30Inches
Weight 3.15 Pounds
Warranty 2 Years

Our Verdict

If you want to know the exact pollutants that are in your home, choose the Dyson HP04. It gives you the visual of the pollutants on the LED display also in addition to the mobile app with air quality monitoring and charts

In our opinion, the Dyson hot and cool air purifier hp04 is an essential household product for most US Residents because of its 3 in 1 function. You can use it for the whole year without thinking of the weather outside.

Its performance is outstanding. Due to its certification from the allergy and asthma foundation of America, Dyson is more essential for allergy sufferers or asthmatic patients.