The Best Car Air Purifier 2021

Considering that you spend many hours inside your car, it’s worthwhile investing into a quality air purifier to improve the in-car air quality. Within this article, we list some of the best that are completely portable and use ionisers or HEPA filters.

Tweet Pin It
Best Car Air Purifier
4Car is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Find out more.

The best car air purifier is the Forrader CAP, which purifies the air via negative ions and doubles up as a dual USB charger. If you are willing to spend a little bit extra, the Blueair Cabin P2i is the ultimate car air purifier that uses the latest HEPA filter technology to purify the air inside your car within 6 minutes.

Car Air Purifier Comparison

Car Air PurifierTypePower
Forrader CAPHEPAUSB
Blueair Cabin P2iHEPA12V
Nioss IoniserIoniser12V
EPILUM HEPAHEPAUSB
VADIV PortableIoniser12V
Smart Frog 4-in-1IoniserUSB/12V

Below is a list of the best car air purifiers that help to improve the in-car air quality and remove harmful particles.

The Best Car Air Purifier


1. Forrader Car Air Purifier

Forrader Car Air Purifier
The Forrader Car Air Purifier is a mid-range option with high purification efficiency. According to the brand, it has a removal rate of PM2.5 & Smoke and it’s ideal for placing virtually anywhere inside of your car.

In terms of the compact design, it’s constructed of aluminium and is just 15.4 x 6.5 cm in size, which may be able to fit within some cup holders.

Other features of the Forrader CAP include:

  • Doubles up as a charger with dual USB ports
  • Purifies the air via negative ions
  • Silent operation at less than 27 dB
  • High quality aluminium construction
  • 15.4 x 6.5 cm in size

Overall, the Forrader car air purifier ticks all the boxes and can be used elsewhere other than just your car. The addition of the USB ports is a great feature and the device as a whole won’t disappoint.
Check it Out

2. Blueair Cabin P2i Car Air Purifier

Blueair Cabin P2i Car Air Purifier
By far the most expensive car air purifier within this article is the Blueair Cabin P2i, which according to the brand purifiers air inside your car within 6 minutes. This is made possible by the highly effective particle and carbon filter and the brand’s patented HEPASilent filter technology.

Other features of the Blueair Cabin P2i include:

  • Powered by a 12V outlet
  • 360 degree air in and outlets
  • Integrated sensors and automatic mode
  • Displays air quality via a LED indicator
  • Bluetooth and app connectivity
  • Doubles up as a USB car charger
  • Relatively quiet at 36 – 55 dB

Depending upon your budget, the Blueair Cabin P2i is the ultimate car air purifier that ensures good in-car air quality. It isn’t the cheapest but it’s a worthwhile investment that’s packed with the latest technology for maximum efficiency.
Check it Out

3. Nioss Car Air Purifier Ioniser

Nioss Car Air Purifier Ioniser
The smallest and most popular car air purifier in the UK is the Nioss Ioniser. It simply plugs straight into your 12V port and produces up to 5.6 million negative ions to clean and purifier the air within your car. This particular purifier is the brand’s new and improved model with a more aesthetically pleasing design and dual USB ports.

Other features of the Nioss Ioniser include:

  • Available in matte black or silver
  • Constructed of aluminium
  • Dual USB fast charge ports
  • CE and RoHS approved
  • Backed by a 12 month warranty

The Nioss Ioniser is a compact car air purifier that’s well-made and has an aesthetically pleasing design to suit all car interiors. Although it’s one of the cheapest, it’s backed by a 12 month warranty for complete peace of mind.
Check it Out

4. EPILUM HEPA Car Air Purifier

EPILUM HEPA Car Air Purifier
The Epilum Car Air Purifier is similar to the Forrader device above but has additional features such as a LCD screen and 4 fan speeds. In terms of it’s purification, it uses a True HEPA filter that’s capable of removing 99.97% of dust, bacteria and other harmful particles. The rate at which it purifies the air can also be adjusted using the 4 fan settings.

Other features of the EPILUM HEPA Purifier include:

  • True HEPA filter
  • 4 fan speeds
  • Low noise output (29 dB)
  • LCD digital display
  • Aluminium alloy construction
  • Supplied with detailed instructions

Overall, the Epilum Purifier is an excellent all-round option that uses the highly effective HEPA filter. Although it’s slightly more expensive than the Forrader alternative, it does come with additional features that make it worth the extra.
Check it Out

5. VADIV Portable Car Ionizer

VADIV Portable Car Ionizer
Another compact car air purifier that outputs millions of negative ions is the VADIV Ionizer. It simply plugs straight into the 12V port and purifies the air as well as removing any bad smells.

Other features of the VADIV Ionizer include:

  • Releases 4.8 million negative ions
  • Removes bad odours within the car
  • Available in grey, gold or black
  • Outputs a blue LED light
  • Attractive crystal-shaped design

Although much cheaper than the similar Nioss alternative, it does lack the desirable USB charging ports. However, with that being said, it’s still an effective purifier that ensures good in-car air quality via millions of negative ions.
Check it Out

6. Smart Frog 4-in-1 Air Purifier

Smart Frog 4-in-1 Air Purifier
The Smart Frog 4-in-1 is a relatively unique car air purifier that’s best placed upon the dashboard. It comes with 4 specialists functions that are designed to maximize the purification process and ensure the air within your car is the best quality it can possibly be.

Other features of the Smart Frog 4-in-1 include:

  • Compact and sleek design
  • Uses Photocatalytic oxidation technology
  • Destroys particles as small as 0.001 microns
  • Easy to use with 3 buttons
  • Powered by USB
  • CE approved and RoHS compliant

If you are looking for a portable air purifier that can be used anywhere from your home, office or car, the Smart Frog 4-in-1 is a great solution. Compared to similar priced alternatives, its also far higher quality too.
Check it Out

Conclusion

Even if you used the best rated car air freshener in the world, it still wouldn’t improve the quality of the air. Investing into a quality car air purifier comes with so many benefits and they truly are a great investment for anyone that spends hours in their car. All of our recommendations are suitable for all budgets and include those that are portable and can be used elsewhere.

author dan 4car

Written By Dan

Dan has been a car enthusiast ever since he can remember and has an extensive range of cars that include classic cars that he has restored himself from a barn find condition to modern performance cars. Whether you need advice on how to install car parts or recommendations on what products to buy, Dan’s first-hand experience will certainly help.

If you want to find out more about Dan, our testing process or the website itself, visit our about page for further information.

Follow #4CarUK

Copyright © 2021. All rights reserved.