Air purifier comparison 2018

Purchase advice for air purifier comparison or test 2018

  • Air cleaners rid the air of dust, fine dust, unpleasant odors and other pollutants.
  • There are different types of air purifiers: For people with allergies we suggest a model with HEPA filter. To remove unpleasant odors is a device with activated carbon filter.
  • Before making a purchase, make sure that the device matches the size of the room in which it is to be used. Most commercially available air purifiers are suitable for use in rooms up to 40 m² in size.

Air purifier comparison 2018: purifier

Day after day, tons of wine become available Pollutants and particulate matter blown up - whether by industry, traffic or other emission sources. Especially the inhabitants of larger cities consider this contamination critically. For example, 32 percent of Berliners agree with the statement that the air pollution a big problem in their city.

What many people are unaware of is bad air not only on busy roads encountered. Also at home There are a lot of pollutants. For this, e.g. Cigarette smoke, old building materials, furniture and Textilausdünstungen or domestic and fine dust count. Sometimes these harmful particles can even be serious Consequences for the health - to accumulate in the alveoli and cause respiratory or heart disease and lung cancer.

modern air cleaner should remedy this situation and rid interiors of allergenic and polluting particles. In our Air purifier comparison 2018 we explain to you what exactly an air purifier is, what different types are there and what you should pay particular attention to when buying.

1. What is an air purifier?

Air purifier comparison 2018: filter

Air cleaners rid the air of harmful substances.

Air purifiers are devices that the Clean room air of harmful substances should. The functioning of an air purifier is relatively simple. For most models, the room air is drawn in by a fan and then filtered. The filter captures the fine particles and pollutants and binds them (as with the vacuum cleaner) - then the purified air is directed back into the room.

There are also devices in which the air is passed through water (also called "air scrubbers"). The particles then "hang" in the liquid. These models are mostly air purifiers and humidifiers in one. So, if you are looking for a humidifier, we will recommend you such a device.

In countries like the US or Canada, air purification systems have long been a thing of the past standard Features in the office or in your own home. In this country, they are not so common, but the demand is growing.

If you are also interested in an air purifier, we will give you the following Buyer's guide to our air purifier test at heart. Here you will learn, among other things, which different types of air cleaners there are and what features your personal air cleaner test winner should necessarily exhibit.

Danger: Air purifiers are not a long term solution - they fight the symptoms, not the causes. In the long term you should therefore locate the sources of pollution and try to eliminate them as much as possible!

2. Which air cleaner types are there?

Air purifiers differ primarily in terms of their filter method, The following table summarizes the most important categories for you:

air cleanerdescription
Air purifier with HEPA filter
  • on HEPA filter (High efficiency Particulate Air filter) consists of glass fiber matsthat can filter suspended solids up to 0.1 microns in size from the air
  • at the Change this filter It must be prevented that pollutants are released again and thus inhaled or touched - which is why usually special filter housing installed, the one non-contact exchange enable
  • Air purifiers with HEPA filters are preferred by allergy sufferers used
Air purifier with activated carbon filter
  • Activated carbon filter consist of several layers of activated carbon mats, which have a very high adsorption capacity have (that is, that particularly many substances can accumulate on the surface here)
  • because charcoal filters clog up very quickly with dust particles, air purifiers with activated charcoal filter on a prefilter feature
  • This type of air purifier is particularly good for removing volatile organic compounds (e.g., wall paint or plasticizer solvents)
  • they become too Removal of unpleasant odors used
  • Ionizers work with Normal or alternating current
  • through the electricity caused ionization the molecules are in the air negatively charged
  • these Negative ion then deposit in the air cleaner - this has a charged metal platethat attracts the dirt particles
  • practical: there is no filterthat would have to be exchanged
  • Ionizers are particularly suitable for allergicbut also for migraineurs
ozone generator
  • Generate ozone generators Ozone gas (by means of electrical discharge) - to reach the oxygen contained in the normal ambient air
  • ozone removes odorsby having the molecules responsible for the pollution of the air destroyed
  • Ozone generators are therefore particularly well suited for the odor removal and sterilization in e.g. Restaurants or cold stores
  • with modern air purifiers, the ozone produced remains in the device and can not get into the room air

In summary, here are the advantages and disadvantages of air purifiers at a glance:

  • bind the particles in the air and clean the environment of pollutants
  • can remove unpleasant odors (such as cigarette smoke)
  • are particularly suitable for allergy sufferers and asthma patients (especially in the pollen time)
  • are very easy to use
  • are a bit more expensive to buy
  • during operation, noises are generated
  • Maintenance, cleaning and care are associated with effort

3. Purchase criteria for air purifiers: You must pay attention to this

3.1. Room size and air circulation

Air purifier comparison 2018: filter

Make sure your air purifier matches the size of the room.

It is important that you make sure that the device is ready before you buy your favorite air purifier matched to the size of the room is where it should be used. Most commercially available air purifiers are suitable for use in rooms up to a size of 40 m².

The Air circulation performance an air purifier will be in m³ / h specified. So you can also pay attention to the volume of space in which you want to clean the air. The best air cleaners manage to keep the air in the room twice an hour completely circulate. Of course, the level of air pollution is always important here as well - smokers should look for a device with particularly high performance.

Some devices also have several power levels - so you can decide how strong or weak your air purifier works.

3.2. noise

An important role also plays the noiseYour air purifier causes. This is especially true if you want to set up the device in the bedroom or living room. The volume of a model is given by the manufacturer Decibel (dB) on. The less decibels a device causes, the quieter it is. As a rule, the noise of an air cleaner is between 20 and 60 dB.

For comparison: A sewing machine emits about 60 dB, traffic noise is classified at 80 dB and 110 dB corresponds to the volume in a nightclub. A jackhammer reaches about 120 dB.

The sound of an air purifier can be seen in this video for the Philips Air Purifier AC4072 / 11:

tipIf you really want to use the air purifier in the bedroom and are a sensitive sleeper, you may need to make sure that the lights on the unit are off while in use.

3.3. scope of application

Did you know…?

23 billion euros According to the European Commission, the annual damage is caused by air pollution throughout the EU. But he is going back, for decades. The reason for this are a variety of technical and legal measures - which are increasingly necessary for nature and man.

Which types of air cleaners you choose ultimately depends on which one purpose You want to use the device.

For allergic We recommend the purchase of an air purifier with a particularly strong filter. With this filter even the smallest particles have to be removed. Models are popular with HEPA filter - These are not only very effective against dust and animal hair, but also durable. Also who with the air purifier Mold (or mold spores), should resort to a device with HEPA filter.

Who is it about Removal of unpleasant odors goes, should be using an air purifier Activated carbon filter to grab. Activated carbon filters are sometimes used in cooker hoods to eliminate unwanted cooking odors. A particularly intensive odor control also offer devices that Ozone gas to produce. These should, however not from smokers be used because it may lead to lung diseases.

ionizer have the highest filtration power - they also catch particles up to 0.01 microns in size and are especially worthwhile when it comes to the Removal of fine dust (such as car exhaust or the dust of toner and copiers) goes.

3.4. power consumption

Air purifier comparison 2018: comparison

Pay attention to both the noise and the power consumption of your favorite model.

The power consumption the most common devices is not very high, The performance of the air purifier is usually between 5 and 40 watts - Deviations up and down are always possible. At a performance of 20 watts would be the power consumption 0.02 kWh, That would be up to date 0.006 euros cost per hour. So that you do not fall from the clouds when you receive the electricity bill, you should inquire in advance how high the consumption Your personal favorite from our air purifier test is.

Some models also have a so-called timerthat lets you have better control over power consumption: just set what time the unit should start or stop running!

4. Air purifier at Stiftung Warentest

Unfortunately, the Stiftung Warentest still has no air purifier tested, In a report, which appeared in the test 08/2016, warn the experts but before the Consequences of excessive air pollution, This could sometimes be the risk for strokes increase. The main source of particulate matter is particulate matter, which can enter the blood vessels via the lungs and cause damage to the inner walls as well as high blood pressure and blood clots (thromboses). The Stiftung Warentest also emphasizes that pollutants not only pollute outdoor air, but also in indoors can be found.

Air purifier comparison 2018: purifier

5. The main brands and manufacturers

In following list Find the most important brands and manufacturers of dehumidifiers:

  • Philips
  • Venta
  • Baren
  • Comedes
  • medisana
  • DeLonghi
  • Tevigo
  • Newgen Medicals
  • Rowenta
  • Beurer
  • Clean Air Optima
  • Klarstein
  • Honeywell
  • AirFree
  • ONEconcept

6. Questions and answers about air cleaners

6.1. How long should you run an air purifier?

This question can be answered do not answer flat-ratebecause the optimal running time depends strongly on the room size and the cleaning performance of the respective device. Some models create an air circulation of 250 m³ / h (Cubic meters per hour), for others, the value is included 50 m³ / h.

It is best to have a look in the operation manual Your respective air purifier.

6.2. How often should you change the filter of an air purifier?

Air purifier comparison 2018: filter

Most devices are very easy to clean.

That depends primarily on what kind of filter it is how strong the pollution is. It is best to have a look in the operation manual Your device.

Most filters should be after about nine months exchanged - this is only a guideline. Usually the filter of your air purifier shows itself when it is full and needs to be changed. As soon as this is strongly discolored (usually yellowish or brown), it is time for a change.

Also note that not all air cleaners according to the filter principle work. Air washers use e.g. Water to clean the air. The fluid should usually be changed every ten to 14 days.

6.3. Can you use a large air purifier to centrally clean the air in your home?

That is unfortunately not possible, Even if all the doors are open, the air purification effect will be in the other rooms very low his. If you are looking for an air purifier that you would like to use to clean more than one room, you should choose the largest room to be cleaned orientate.

example: The largest room in your apartment is the living room - it has an area of ​​30 m². When buying your air purifier, make sure it is suitable for this room size. The manufacturers usually specify the maximum room size in the product description. In this case it should not be smaller than 30 m².

You can of course also change your air purifier into the air other, smaller rooms use. In large, winding rooms, it can sometimes be even more useful two smaller devices set up instead of a big one.

6.4. Where should you set up an air purifier?

Your air purifier should be as possible central place to be placed. For best performance, consider the following points:

  • Ask your cleaner not next to an open window - In general, windows and doors should remain closed during the cleaning process.
  • Place it best in the middle of the room.
  • Make sure your cleaner not by larger items (such as furniture) is blocked - he should be as free as possible.

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