Top 3 Best Essential Oil Diffuser for Cars Reviews in 2018

Best Essential Oil Diffuser for Cars
(Last Updated On: August 17, 2018)

Essential oils have gain ground in many homes all around the world, due to its health benefits. Today, due to technological innovation, you can now enjoy its wonderful benefits in your car as well.

Have you ever thought about this? You’re in your beautiful ride, traveling a long distance. Suddenly, you got caught up in a long traffic in an unkept or industrial area with terrible smell. Unfortunately, you’re subjected to inhale it because you don’t have an option.

Well, you certainly don’t want this to happen right?  Now, here is the beautiful secret, an essential oil diffuser in your car will help get rid of this odor effectively.


But since there are hundreds of this device on the market, getting the best essential oil diffusers for cars for cars usage can be pretty tricky. In this regards, we have put together genuine reviews of the five best essential oil diffusers for cars.

First, let’s give you an insight on car oil diffusers:


What You Need To Know About Essential Oil Diffuser For Car

Car oil diffuser comes in small sizes, and they are used with essential oils to provide your car interior with aromatic benefits. They break down essential oils into tiniest particles before spreading them into the air. That way, your car smells fresh and pleasant always.

Mostly, these devices are usually USB enabled and they come in an elegant and sleek design to fit into your car perfectly.  The best types come with essential features for maximum efficiency like timer settings, multiple LED light, and auto shut-off function.


Like the traditional scent candles or air fresheners in your room. With just a few drops of essential oils into the car diffuser, you will have a sweet drive with a pleasant aroma.

Now, you have gotten great insight on essential oils. Stay glued as we bring to you the best essential oil diffusers you can purchase for your car. It is certain you‘ll love them.


Reviews of the Best Essential Oil Diffuser for Cars

70mlYesYes6NoCheck it Out
70mlNoYes8YesCheck it Out
50mLNoYes3YesCheck it Out
60mLNoYes4NoCheck it Out


#1. Navy Penguin USB Aromatherapy Car Essential Oil Diffuser

The Navy Penguin USB diffuser uses an ultrasonic technology with a frequency vibration of 3.0 MHz for a better result. This is the reason why it can break down molecules into tiny particles and dispersed it as fine mist efficiently. It comes with a tank capacity of 70ml that can sustain up to 3 hours of operation. This beautiful diffuser can also work as a humidifier all in one. The device is power efficient as it can spread fragrance that can fill your car efficiently. That way you will enjoy a comfortable drive when traveling.

To prevent overheating, it features an auto-shut off function that automatically turns it off when it runs dry. This diffuser allows you to determine the duration at which you want it run as it comes with a four-timer settings. You can set it to run for 30min, 60min, 120min, and continuously.

This diffuser comes with 7 color LED lights that adds beauty to your room at night. The colors can be set to your preferred choice or allowed to cycle through all the 7 colors. Additionally, its made of quality PP plastic which boasts its durability and efficiency.

The exciting part is the added packages for maximum efficiency such as long USB cord of 59 inches which enable you to comfortably plug the diffuser from a distance in your car.



  • This diffuser operates quietly due to its advanced ultrasonic diffusing technology.
  • It does not consume much power
  • The manufacturers provide you with a lifetime guarantee in case of quality defect.
  • It can also work as a cool mist humidifier.



  • Filling the diffuser is quite stressful as you have to consider the minimum and maximum line.


#2. InnoGear 70ml USB Aromatherapy Essential Oil Diffuser

This essential oil diffuser for car comes with 70ml water capacity that can run for up to 8 hours when full. This device is power efficient and very great for those always on the road. its elegant design and compact size of 4.7*2.5*2.5 inches allows it to fit into car, and office perfectly.  Also, it works great as it can help to eliminate bad odor in every corner in your vehicle.

Specifically, the motor in this unit uses an ultrasonic technology for maximum efficiency when spreading fragrance and for quiet operation.  This device can also work as a humidifier, making it a reliable diffuser in summer, winter and especially in a room where the air is dry. Unlike other diffusers, It offers two misting mode that enables you to set it either to run continuously or intermittently. The other great features are its auto power-off function that turns off the device once the water is low.

The exciting part is its 7 color LED light; this feature can help to lighten up your mood as it provides you with aromatic ambiance.

Customers that has made use of this diffuser said they love it because of it durablity, efficiency, and sleep-friendly. It is advisable not to add water above its water capacity limit because this can result in a huge defect.



  • It is very portable due to the compact size
  • All in one diffuser as it can work as a diffuser purifier, humidifier, and car air freshener.
  • Made of high-quality plastic
  • Very easy to operate
  • Has a USB port which makes it easy to use in different places.



  • It does not work for a very long time.


#3. InnoGear USB Car Essential Oil Diffuser-Ultrasonic Aromatherapy Diffusers

If you’re looking for an efficient device to get rid of odors, dry air and provide a sweet fragrance in your vehicle, look no further than InnoGear 50ml car essential oil diffuser. Since it has a USB port, you can easily use it in any place like your office, at home, school and in your car.

Even with its small size, this diffuser is highly efficient as it can run for straight 3 hours before it requires a refill.  Although, due to its two misting mode, it can also run for up to 6 hours on intermittent mode and 3 hours on continuous mode.

The diffuser also comes with amazing 7 colors LED light that gives your car a colorful inner look.  The exciting part about this feature is the ability to change the different light option to your preferred choice.

The other great hidden feature is the auto shut off function. This enables the diffuser to go off once the water runs out. That way it prevents your diffuser from getting damage.

The diffuser plastic has no dangerous effect on human health as it made of 100% BPA free product.



  • Its design is aesthetically pleasing
  • Made of 100 percent BPA free plastic
  • A great source of light
  • It comes with a two-year warranty



  • Comes with a small water capacity when compared to others
  • No timer setting option


#4. ZAQ Tour Essential Oil Litemist Aromatherapy Travel Car Diffuser

ZAQ tour essential oil diffuser uses an ultrasonic technology that helps to transform your essential oil and water into a fine mist. The device works effectively to ensure you always enjoy a pleasant scent while on the go. You can gift it to love ones because it has an exclusive design that makes it looks beautiful.

It comes in a very small size measuring 2.7 by 2.7 by 6 inches, making it a very portable diffuser. And due to it portability, you can use it anywhere like in your homes, car, offices and other places.

Also, it has a large capacity tank of 60 mL that can hold water to enables it run for up to 4 hours before refill.



  • A perfect choice for gifting- due to its beautiful looks.
  • The unit works excellent without producing any noise.
  • The diffuser is made of 100% BPA free plastic.



  • No timer setting to help control the amount mist dispersed into the air
  • It has no LED light


Having great insight on the best ones does not stop there, But the big question is do you need essential oil diffuser for your car? Well, yes you do! 


Why You Need a Car Diffuser

There’re times where you tend to feel uncomfortable due to unpleasant smell in your car. Sometimes, this may be due to the awful smell experienced in traffic or poor cleaning maintenance of your vehicle.

However, the specific needs for car diffuser will depend on individual conditions. First, you have to evaluate the typical problems you are facing and the essential oils to use with your car diffuser. Let give some instances why you will want to get an essential oil diffuser for car usage.


Here are some essential reasons

  • If you want to relieve the pains and feel relax after a stressful day at work while driving
  • You often pass through a route that produces awful smells to work and when heading back home. But you just want to enjoy a pleasant scent without inhaling those bad odors anymore.
  • If you’re working in an industrial environment that produces lots of bacteria and germs, but you can’t use a diffuser there, and you want to prevent yourself from letting this affect your health while driving.
  • Lastly, maybe you want a complete feel of good scents to keep you well-focused while taking a long distance drive.




Why Your Vehicle Needs the Best Ones

Best car essential oil diffusers are equipped with wonderful features that enhance the process of spreading this pleasurable fragrance efficiently and those capable of providing you with essential health benefits.

For example, using essential oil like Vetiver with your car diffuser can help stimulate and balance your central nervous system as well as boosting your confidence and enthusiasm.  On the other hand, when you’re feeling stressed using lavender can help you relax while driving. There are others that can provide you with great benefits like the chamomile, Eucalyptus, Love bud, cinnamon, peppermint and so much more.

Making use of essential oils with the best car diffusers will provide you with the complete benefits effectively. This is because the diffusers can break down essential oils into tiny particles without destroying the healthy component.

All this, may be the reasons you certainly need one in your car. But there are some little things you need to put in mind when using a car diffuser.




What Are The Cautions When Using Essential Oil Diffuser For Cars

First, you have to avoid using essential oils that can make you feel dizzy while driving. Because using oil like sandalwood and chamomile produces strong scent.  In other words, inhaling this fragrance continuously can lead to drowsiness.

Secondly, it is best not to use your diffuser to block your vision. Hanging a car oil diffuser at the front view mirror is not advisable as this can obstruct your vision while driving, especially if the diffuser is designed with reflective objects like stainless steel.

Lastly, do not run your diffuser for so long when your vehicle window is wind up. The essential use of diffuser is to keep large volume of air in a room with sweet fragrance. Since your cars spaces aren’t that large, it is advisable not to allow it dispersed mist for a prolonged time. Most car diffusers have adjustable misty control or timer. That way, you can regulate the amount of mist dispersed into the air.




Things You Need To Consider When Buying an Essential Oil Diffuser for Cars

You certainly don’t want to get an inferior essential oil diffuser for your car. That’s why it is best you have to consider some things to help you make the right choice.

Water Capacity

If you want your diffuser to hold enough water with essential oils, then you have to consider this. Another take is that diffuser with large water capacity it can run for more hours before shutting off. Hence, when purchasing a car diffuser always check the water capacity measured in milliliter (mL).


Size of coverage

This is the amount of space your diffuser can cover. Most times, it is measured in square foot (sq. ft.). You can determine which one will work efficiently and disperse fragrance that can cover your vehicle interior space. This can be obtained by multiplying both the width and length together to get square footage. That way, you will know if the model you plan to purchase can cover the interior space of your vehicle.

Time Setting

Timer setting allows you set your diffuser to the desired hours you want it run before shutting off. Without a timer setting, if you forget to switch off, it will keep on running even when not needed. In other words, it may end up wasting your essential oil.  Depending on the models, most car diffusers comes with many options that allows you to set it to run for 1 hour, 2 hours, 3 hours, 6hours or continuously on.


Intermittent Timers

This timer allows you to predetermine the hours or minutes your diffuser will turn off and turn back on again. This helps to extend the lifespan of the diffuser.

Auto Shut-Off Function

It is certain you don’t want your diffuser to burn out after the water or essential oil runs dry. Then you have to look out for this feature. This feature automatically shuts off your diffuser once the water is low. In ultrasonic diffusers, it shut off once the water is low, while in a nebulizing diffuser when the oil runs dry.

Quiet operation

Get a unit that has a motor that runs quietly. There are so many available in the market.

LED Lights

Most diffusers come with LED light that you can either set it dim or bright. Some have multiple colors LED light, usually 7, which you can set to your preferred colors. This LED light can be aesthetically appealing to your car. Hence when buying one always check the ones with the type of colors aesthetically pleasing to you.




Summing It Up

Today, there are so many of these diffusers available in the market. But, since we don’t want you to find it pretty difficult getting the right one that will serve your specific needs.  we have carried out thorough research and comparison of different models to bring to you buying guides and reviews of the best essential oil diffuser for car usage. In this regard, it is easy for you to choose the right one by looking at their features and following the buying guides.

Anyway, if you are looking for the best car diffuser, the Navy Penguin Car Essential Oil Diffuser might be the best choice for you. Considering its large tank capacity, timer setting with four options, auto shut off function, and 7 LED light. We found it to be power efficient and reliable for an individual that want to have complete aromatic benefits even while on the go or traveling.



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