Introducing the 12 Best Car Aroma Diffuser for 2023. Are you tired of unpleasant odors in your car? Look no further! We have curated a list of the top car aroma diffusers that will help keep your vehicle smelling fresh and inviting. These innovative diffusers are designed to efficiently distribute your favorite fragrances, creating a serene and enjoyable driving experience. From compact and portable options to more advanced wireless models, our selection covers a range of features to suit your preferences. Say goodbye to stale odors and hello to a refreshing and personalized ambiance in your car with these 12 exceptional aroma diffusers.
Overall Score: 8/10
The Unee Car Diffuser is a mini humidifier and essential oil diffuser designed for cars. Its compact and portable design makes it easy to carry anywhere, and its stylish appearance adds a decorative touch to any car interior. The diffuser has a large 100ml capacity and provides strong atomization and heavy fog for effective humidification and fragrance. It features two spray modes and a USB-C interface for convenient use. The device is also equipped with an auto shut-off function to ensure safety when water is scarce. With its ultrasonic technology, it spreads a super fine, smooth, and uniform aromatherapy spray for a fresh and moist environment. Despite some minor drawbacks, the Unee Car Diffuser offers excellent value for its price.
Key Features
- Mini & Practical
- Lightweight & Compact
- Safe & Usb-C design
- Quiet & Undisturbed
- After-Sales service
Specifications
- Color: Black
- Dimension: 2.72Lx2.72Wx5.47H
- Size: Small
Pros
- Compact and portable design
- Large capacity with strong atomization ability
- Safe and convenient USB-C design
- Multiple functions: diffuser, humidifier, vaporizer, night lamp
- Excellent customer service
Cons
- Requires USB connection, not battery operated
- Smoke is not very thick
- Scent doesn't last when turned off
- Instructions are unclear
The Unee Car Diffuser is a compact and stylish device that serves multiple functions. It can freshen the air in your car, provide aromatherapy, and act as a mini humidifier. With its lightweight and portable design, it’s easy to take it anywhere you go. The USB-C interface allows for universal connection, making it compatible with various devices. The ultrasonic technology ensures a smooth and uniform spray of aromatherapy mist. While it has some drawbacks, such as the need for a USB connection and unclear instructions, overall, it is a reliable and versatile car diffuser.
Overall Score: 8/10
The Car Diffuser Humidifier Aromatherapy Essential Oil Diffuser is a mini portable diffuser that is perfect for use in your car, home, office, or bedroom. It is easy to use and compact, with a design that fits most vehicle cup holders. The diffuser has a large 100ml capacity and offers two spray modes: 4 hours of continuous misting with 7 changeable colorful LED lights, or 6-8 hours of intermittent misting with 7 changeable colorful LED lights. It is completely silent and BPA free, ensuring a safe and quiet operation. The ultrasonic technology generates ultra-fine and smooth mist, providing a fresh and odor-free environment. With its high-tech design, it makes a dream-like gift that everyone will love.
Key Features
- Easy to use and compact
- Enough capacity
- Completely silent & Bpa free
- Bring moisture and natureless to your car
- Dream like gift
Specifications
- Color: Black
- Dimension: 2.70Lx2.70Wx5.50H
Pros
- Easy to use and compact design
- Big capacity with two spray modes
- Completely silent and BPA free
- Effectively brings moisture and freshness to the car
- Perfect high-tech gift idea
Cons
- Needs a screw cap to prevent knocking over
- Requires continuous USB connection to work
- Lid may crack over time
- Low capacity requires frequent refilling
- Cannot be used in a moving car due to water dripping
The Car Diffuser Humidifier Aromatherapy Essential Oil Diffuser is a versatile and convenient product for creating a fresh and pleasant environment in your car or any small area. It is easy to use, compact, and offers a large capacity for continuous or intermittent misting. The diffuser is completely silent and comes with colorful LED lights that add a touch of ambiance. However, it requires a continuous USB connection and may develop cracks over time. Despite these minor drawbacks, it is a great addition to your car or personal space, making it smell amazing and providing the benefits of aromatherapy. Overall, it is a high-quality product that offers value for money.
Overall Score: 7.5/10
The Car Diffuser Humidifier is a portable and convenient device that combines aromatherapy, humidification, and a flame-effect light in one. With upgraded 2 modes of touchable flame mist and 7 colors of LED lights, it creates a realistic flame effect while soothing cool mist fills the air. This mini humidifier/diffuser is compact and lightweight, making it perfect for use in cars, bedrooms, offices, and while traveling. It has a 100ml capacity and can last up to 8 hours, preventing the air from drying out. The car diffuser operates quietly and is BPA-free for safety. It also has a one-button operation and the option to add aromatherapy essential oils for relaxation. The Car Diffuser Humidifier is a versatile and stylish device that enhances the air quality and ambiance of any space.
Key Features
- Upgraded 7 Colors Flame Car Diffuser
- Mini Humidifier/Diffuser
- Ultra Quiet & Safety
- Could Add Aromatherapy Essential Oil
- Just One Button
Specifications
- Color: 4 Modes Mist
- Dimension: 2.76Lx2.80Wx5.91H
Pros
- Realistic flame effect with 7 colors
- Compact and lightweight for portability
- Long-lasting and prevents air drying
- Quiet operation and automatic shut-off
- Customizable with aromatherapy oils
Cons
- Short power cord
- Easy spillage of water
- Lights cannot be turned off
- Larger size may not fit all cup holders
The Car Diffuser Humidifier is a versatile and convenient device that enhances both the air quality and ambiance of any space. With its upgraded flame mist and LED lights, it creates a soothing and realistic flame effect while providing the benefits of aromatherapy and humidification. The compact and lightweight design makes it perfect for use in cars, bedrooms, offices, or while traveling. The long-lasting operation and automatic shut-off ensure safety and convenience. While there are a few minor drawbacks like a short power cord and potential for water spillage, the overall performance and features of the Car Diffuser Humidifier make it a great choice for anyone looking to improve their environment.
Overall Score: 7/10
Enhance your road trips with the Car diffusers for Essential Oils. This USB-powered mini ultrasonic mist humidifier and essential oil diffuser is perfect for your vehicle. It is designed to fit in most car cup holders and comes with a 1-meter USB cord. The diffuser uses ultrasonic technology for a low noise level and is made with BPA-free materials. It is very easy to set up and has three different modes. Whether you're on a road trip or staying at a hotel, this diffuser is a great car accessory. Bring the soothing scents of essential oils to your car and enjoy a pleasant journey.
Key Features
- Uses a few drops of essential oils
- Fits in car cup holder
- Quiet and BPA-free
- Easy setup
- Perfect gift
Specifications
- Color: Black
- Dimension: 2.80Lx2.80Wx6.00H
Pros
- Fits perfectly in car cup holder
- Quiet operation
- Easy to use and set up
- Good price
- Can also be used in hotels
Cons
- Tank reservoir needs frequent refilling
- Some users reported it not working
The Car diffusers for Essential Oils bring a touch of relaxation and freshness to your car journeys. With its compact size, it fits perfectly in your car cup holder and is easy to use. The quiet operation ensures a peaceful drive while enjoying the scents of your favorite essential oils. It also makes a great gift for friends and family. However, some users have reported issues with the diffuser not working. Overall, it’s a convenient and affordable option to add a pleasant aroma to your vehicle.
Overall Score: 7/10
The Car Diffuser is a versatile device that functions as both a car humidifier and essential oil diffuser. With the addition of water, it can be used to combat dryness, soothe skin, sinuses, and coughs. Adding your favorite essential oil will release a pleasant and fragrant mist in your car. It offers two working modes and a high/low mist mode for your convenience. The device also features colorful light options that can be customized or turned off. The Car Diffuser is intelligently designed with an auto-off function to prevent any safety issues when water levels are low. It is compact, easy to use with a USB charger, and fits perfectly in your car's cup holder.
Key Features
- Car Humidifier and Essential Oil Diffusers
- 2 Working Mode and High low mist mode
- Colorful Light
- Intelligent Auto Off
- USB Charger
Specifications
- Color: Black
- Dimension: 3.00Lx3.00Wx6.00H
- Size: Small
Pros
- Dual functionality as a humidifier and diffuser
- Compact and fits in car cup holder
- Customizable mist and light settings
- Intelligent auto-off function for safety
- Easy to use with USB charger
Cons
- Some users experienced issues with diffusing scents
- Quality concerns reported by a few customers
The Car Diffuser is an excellent accessory for anyone looking to improve their car environment. It offers the benefits of both a humidifier and an essential oil diffuser, helping to combat dryness and adding a pleasant scent. The compact design fits perfectly in the car’s cup holder, and the customizable mist and light settings provide a personalized experience. Although there have been a few reports of scent diffusion issues and concerns about product quality, overall, the Car Diffuser is a great addition to your car for a fresher and more pleasant atmosphere.
Overall Score: 7.2/10
The Car Diffuser Humidifier Aromatherapy Essential Oil Diffuser is a portable and compact device that brings nature to your car. With its easy operation and cup design, it fits perfectly in most vehicle cup holders. The 55ml capacity allows for continuous or intermittent misting, creating a fresh and odor-free environment. The ultrasonic technology ensures a smooth and uniform aromatherapy mist. This USB-powered diffuser is completely silent and BPA-free, automatically turning off when the water is low or when leaning at 90 degrees. It is a perfect gift for any small area like cars, bedrooms, or offices. However, some customers reported quality issues. Overall, it is a convenient and effective solution to enjoy aromatherapy while on the go.
Key Features
- Easy to use and compact design
- 55ml capacity with 2 spray modes
- Completely silent and BPA-free
- Ultrasonic technology for smooth aromatherapy mist
- Perfect for cars, bedrooms, and offices
Specifications
- Color: Plain Black
- Dimension: 1.10Lx1.10Wx2.17H
- Size: 1 Count (Pack of 1)
Pros
- Easy to use and operate
- Compact size fits most cup holders
- Completely silent operation
- Provides a fresh and odor-free environment
- Suitable for various small areas
Cons
- Quality issues reported by some customers
- May require multiple on/off switches in cars
- Sensitivity to movement resulting in leakage
The Car Diffuser Humidifier Aromatherapy Essential Oil Diffuser is a convenient and portable solution for enjoying aromatherapy on the go. Its easy operation and compact design make it suitable for various small areas like cars, bedrooms, and offices. The ultrasonic technology ensures a smooth and uniform mist, providing a fresh and odor-free environment. While some customers reported quality issues, the overall performance and functionality of this diffuser are commendable. It is a great gift idea for those who appreciate the benefits of aromatherapy. If you’re looking for a travel-friendly diffuser, this is definitely worth considering.
Overall Score: 7.2/10
The Earnest Living Essential Oil Diffuser is a portable car air freshener and humidifier that is designed to disperse essential oils into the air, creating a pleasant and refreshing atmosphere while driving. With a 100ml water tank and an auto-off function, it is simple and convenient to use. The diffuser can be easily plugged into a car's USB port or a portable power bank, making it perfect for use on the go. It also features a 7 color night light, allowing you to create a relaxing or energizing ambiance in your car. This car aromatherapy diffuser is a great gift and comes with a 30-day money back guarantee.
Key Features
- Disperses essential oils into the air of your car
- Cool mist humidifier with auto-off function
- Portable design that can be used anywhere
- 7 color night light for a relaxing ambiance
- Great gift with 30-day money back guarantee
Specifications
- Color: Green
- Dimension: 2.70Lx2.70Wx5.90H
Pros
- Easy to use
- Portable and convenient
- Adds pleasant fragrance to your car
- Creates a relaxing ambiance
- Great value for the quality
Cons
- May release too much scent for some
- No internal battery, needs to be connected to USB
- Some reports of missing or broken parts
The Earnest Living Essential Oil Diffuser is a handy device for anyone who wants to enjoy the benefits of aromatherapy while driving. It is easy to use, portable, and creates a pleasant atmosphere in your car. The 7 color night light adds a touch of relaxation to your journey. However, some users have mentioned that it may release too much scent for smaller spaces. Additionally, the diffuser needs to be connected to a USB port as it does not have an internal battery. Despite these minor drawbacks, the diffuser offers great value for the quality and makes for a thoughtful gift. Overall, it is a practical and enjoyable addition to your car.
Overall Score: 7/10
The Solar Energy Powered Car Air Freshener is a DIY natural essential oil diffuser that provides a refreshing scent and purifies the air in your car. This car aroma diffuser is powered by solar energy, making it a sustainable and eco-friendly option. With its stylish design and multiple fragrance dispersing ports, it adds a touch of mystery and technology to your car. The package includes a car air freshener aroma diffuser and a natural beech ring for dropping essential oils on. Simply follow the instructions to enjoy a long-lasting and personalized fragrance experience. This car air freshener is also a great gift choice for men's cars and various occasions.
Key Features
- Solar Energy Powered
- Fragrance Dispersing Ports
- Long-lasting Fragrance
- Qualified & Durable
- Multipurpose
- Perfect Gift
Specifications
- Color: Black
- Size: 1 Count (Pack of 1)
Pros
- Sustainable and eco-friendly with solar energy
- Stylish design adds personality to your car
- Long-lasting and even fragrance
- Portable and lightweight for easy carry
- Doubles as a car ornament decoration
- Great gift choice for various occasions
Cons
- No essential oil included
- Scent may weaken after half a month
- Not very strong as a diffuser
The Solar Energy Powered Car Air Freshener offers a unique and sustainable way to freshen up your car. With its solar-powered rotation, you can enjoy a long-lasting fragrance that eliminates unpleasant odors. The fragrance dispersing ports ensure an even distribution of scent, creating a pleasant driving experience. While it may not be the most powerful diffuser, it serves as both an air freshener and a stylish car ornament. The portability and lightweight design make it convenient for use in your car, home, or office. Overall, this car air freshener makes a great gift for any car enthusiast and is a must-have for those who appreciate eco-friendly products.
Overall Score: 7.5/10
The 2 Packs Custom Diffuser vent clip is a sleek and stylish car accessory that allows you to enjoy your favorite essential oil scents while on the go. With its unique rotating design, you can easily control the concentration of aromatherapy by adjusting the diffusion port. The clip is compatible with various vehicle vents and can also be used in the bathroom, office, kitchen, bedroom, and more. It comes with 12 unscented refill sticks, giving you the flexibility to choose and change scents as desired. The car diffuser vent clip is beautifully designed and makes for a great gift. However, some reviewers mentioned that the included oils were not very fragrant and suggested using better quality essential oils. Overall, this product has received positive feedback for its convenience and eco-friendly design.
Key Features
- Unique Rotating Design for adjustable aroma concentration
- Includes 12 unscented refill sticks for fragrance variety
- Newly designed long cylindrical shape for visual appeal
- Compatible with various vehicle vents and other spaces
- Packaged with yarn bag and black velvet bag for gifting
Specifications
- Color: 2pcs Black
- Size: 14 Piece Set
Pros
- Convenient and customizable scent experience
- Eco-friendly with reusable cotton sticks
- Sleek and clean design
- High-quality materials used
- Comes in a set of two
Cons
- Included oils may have weak fragrance
- Scent doesn't last very long
- Requires frequent addition of essential oils
The 2 Packs Custom Diffuser vent clip is a great accessory for those who enjoy aromatherapy on the go. Its unique rotating design and included unscented refill sticks provide a customizable scent experience. The clip is compatible with various spaces, making it versatile beyond just car vents. The sleek and clean design adds a touch of elegance, and the product is thoughtfully packaged for gifting. While some reviewers mentioned that the included oils were not very fragrant and the scent didn’t last long, the overall consensus is positive. To fully enjoy this product, investing in high-quality essential oils seems to be the key. Overall, a convenient and eco-friendly option for those who want to enhance their environment with pleasant scents.
Overall Score: 8/10
The Essential Oil Diffuser is a versatile and compact device that serves as both a car humidifier and an essential oil diffuser. By simply adding water, it functions as a humidifier, alleviating dryness and providing relief for dry skin, sinuses, and coughs. When water and essential oil are added, it transforms into a diffuser, releasing a fragrant mist and pleasant scent in your car. The diffuser features an intelligent auto off function to ensure safety by turning off when the water level is low. With its USB charger and 60ml capacity, it is convenient to use and perfect for cars. The sleek cup design fits seamlessly in your car, maintaining a fresh and odor-free environment. The Essential Oil Diffuser is a great solution for aromatherapy enthusiasts on the go.
Key Features
- Functions as car humidifier and essential oil diffuser
- Removes dryness, helps with dry skin, sinuses, and coughs
- Produces a smooth fragrant mist and pleasant scent
- Intelligent auto off feature for safety
- USB charger for easy operation and fast power source
Specifications
- Color: Grey
- Dimension: 2.70Lx2.70Wx4.50H
Pros
- Compact and portable size
- Includes 7 colors lights for added ambiance
- Easy to use and maintain
- Comes with USB cable for convenient power source
- Great value for the price
Cons
- Two-button design can be confusing
- May leave a film on car windows
- Performance may not be optimal
The Essential Oil Diffuser is a reliable and affordable product that offers the benefits of both a car humidifier and an essential oil diffuser. Its compact size makes it perfect for use in cars, offices, and even during travel. While it may have some minor drawbacks such as the two-button design and potential window film, it provides a convenient and effective solution for maintaining a fresh and pleasant environment. With its sleek cup design and USB charger, it is easy to use and offers great value for the price. Overall, the Essential Oil Diffuser is a must-have for aromatherapy enthusiasts on the go.
Overall Score: 8.5/10
The ttstar Car Diffuser Vent Clip is a stylish and practical accessory for any car owner who enjoys the benefits of aromatherapy. With its natural design and high-quality materials, this vent clip adds a touch of elegance to your car while diffusing your favorite essential oils. The multipurpose use allows you to place it anywhere, creating a pleasant and relaxing atmosphere. It also makes a thoughtful gift set with its 3 vent clips and 36 refill pads in different colors. However, it's important to note that this product does not come with essential oils, and the scent may not last as long as expected. Overall, the ttstar Car Diffuser Vent Clip is a convenient and fashionable option for enhancing your driving experience.
Key Features
- Natural design: ttstar car diffuser vent clip, Adopt natural pattern hollow out design
- High quality material: Essential oil car diffuser vent clip made of high quality alloy
- Multipurpose: Mini aromatherapy car oil diffuser vent clip,You can place it any where you like
- 36 PCS refill pads: Come with 36 pcs washable and reusable refill pads with different colors
- Perfect gift set: Come with 3pcs car oil diffuser vent clips and 36pcs refill pads
Specifications
- Color: 3 Lotus Vent Clips
- Size: 39 Piece Set
Pros
- Natural design with beautiful hollow out pattern
- Made of high quality alloy, lightweight and portable
- Multipurpose use in car, office, bathroom, etc.
- Comes with 36 refill pads in various colors
- Perfect as a gift set with a nice carrying bag
Cons
- Does not come with essential oil included
- Scent may not last very long
- Felt pads dry out quickly
The ttstar Car Diffuser Vent Clip is a stylish and practical accessory for any car owner who enjoys the benefits of aromatherapy. With its natural design and high-quality materials, this vent clip adds a touch of elegance to your car while diffusing your favorite essential oils. The multipurpose use allows you to place it anywhere, creating a pleasant and relaxing atmosphere. It also makes a thoughtful gift set with its 3 vent clips and 36 refill pads in different colors. However, it’s important to note that this product does not come with essential oils, and the scent may not last as long as expected. Overall, the ttstar Car Diffuser Vent Clip is a convenient and fashionable option for enhancing your driving experience.
Overall Score: 8/10
The 4Pcs 8ml Hanging Car Air Freshener Perfume Bottle is a stylish and portable essential oil diffuser designed for cars. Its compact size and unique shape make it an exquisite and cute addition to any car interior. With a capacity of 8ml, it can provide a long-lasting scent to freshen the air and relieve stress and fatigue. The wooden cap absorbs the fragrance and slowly emits it to improve the smell. The adjustable strap allows for easy hanging in bags, living rooms, bedrooms, or as an indoor aroma ornament. It can also be used to store perfume, air fresheners, and aromatherapy fragrance essential oils. This versatile and fashionable car air freshener is a great gift for family and friends.
Key Features
- Package includes 4/6/8 pcs 8ml car empty glass essential oil diffuser bottles
- Compact and portable square size with a capacity of 8ml
- Long-lasting scent that freshens car air and relieves stress and fatigue
- Wooden cap absorbs fragrance and emits it slowly
- Adjustable strap for easy hanging
- Multi-purpose: can store perfume, air fresheners, and aromatherapy fragrance essential oils
Specifications
- Dimension: 1.57Lx1.18Wx0.39H
- Size: 1 Count (Pack of 4)
Pros
- Stylish and unique design
- Portable and easy to use
- Long-lasting scent
- Versatile for various uses
- Great as a gift
Cons
- Limited capacity
- May require frequent refills
The 4Pcs 8ml Hanging Car Air Freshener Perfume Bottle is a fashionable and functional accessory for car interiors. Its unique design and long-lasting scent make it an excellent choice for refreshing the air and creating a more pleasant driving experience. The adjustable strap adds convenience, allowing it to be easily hung in different places. While its compact size may limit its capacity, this can be easily compensated by the option to store a variety of fragrances. Overall, this car air freshener is a great addition to any vehicle and also makes for a thoughtful gift.
Buyer's Guide: Car Aroma Diffuser
Create an exquisite ambiance in your car with a car aroma diffuser! Enhance your driving experience by immersing yourself in an enchanting fragrance tailored to your preference. From revitalizing scents to calming aromas, these diffusers work wonders in transforming your car into a sanctuary of relaxation and tranquility. But with numerous options flooding the market, finding the perfect car aroma diffuser can be daunting. Fret not! We're here to guide you through this scented journey.
Things to Consider before Buying a Car Aroma Diffuser:
- Type of Diffuser:
- Vent Clip Diffusers: Easily attachable to your car's air vents.
- USB Diffusers: Portable and convenient, connect to your car's USB port.
- Plug-in Diffusers: Requires a 12V power outlet within your car.
- Operation and Control:
- Manual Diffusers: Adjust the intensity of the fragrance manually.
- Programmable Diffusers: Set timers for automatic on/off operation.
- Compatibility:
- Car's Interior: Ensure that the diffuser complements your car's interior aesthetics.
- Fragrance Compatibility: Verify if your preferred fragrance is compatible with the diffuser.
- Size and Capacity:
- Compact Size: Opt for smaller diffusers that won't obstruct your view.
- Capacity: Consider the diffuser's capacity to ensure it provides the desired fragrance coverage.
- Method of Diffusion:
- Nebulizing Diffusers: Emit a concentrated burst of fragrance.
- Ultrasonic Diffusers: Produce a fine mist of fragrance, also providing an element of humidification.
- Power Source:
- Battery-Operated: Convenient when a power outlet is unavailable.
- USB/Car Adapter Powered: Powered directly through a USB port or car adapter.
- Fragrance Options:
- Compatibility: Ensure the diffuser supports your preferred type of fragrance.
- Refillable or Pre-filled: Decide between refillable diffusers or ones pre-filled with fragrance cartridges.
- Ease of Maintenance:
- Removable Parts: Simplify cleaning by opting for diffusers with removable parts.
- Cleaning Frequency: Consider the recommended cleaning frequency for your chosen diffuser.
- Additional Features:
- LED Lights: Add ambiance with diffusers that include LED lighting features.
- Auto Shut-off: Some diffusers have an auto shut-off feature when the water or fragrance runs out.
- Noise Level: Choose diffusers with quieter operation for a peaceful environment.
Frequently Asked Questions about 12 Best Car Aroma Diffuser for 2023
A car aroma diffuser elevates your driving experience by infusing pleasant scents, minimizing unpleasant odors, and creating a refreshing ambiance.
Yes, car aroma diffusers are generally safe to use. However, ensure proper ventilation and follow the manufacturer’s instructions for usage and safety precautions.
Most car aroma diffusers are compatible with essential oils, but it is essential to check the manufacturer’s instructions to ensure compatibility.
The fragrance durability depends on factors such as the diffuser’s capacity, intensity settings, and the selected fragrance. Typically, fragrances can last from a few days to a couple of weeks.
Some car aroma diffusers are refillable, allowing you to use your preferred fragrance oil or replaceable fragrance cartridges. However, it depends on the specific diffuser model.
It is not recommended to leave the diffuser running when the car is turned off, especially if it doesn’t have an auto shut-off feature. Always prioritize safety and follow the manufacturer’s instructions.
While car aroma diffusers are specifically designed for vehicles, some may also be used in small spaces such as offices, closets, or bathrooms. Refer to the manufacturer’s instructions for guidance.
It is crucial to follow the manufacturer’s cleaning instructions. However, general maintenance includes regularly emptying and wiping the diffuser, cleaning the atomizer, and changing the fragrance as needed.
Yes, some car aroma diffusers offer adjustable intensity settings, allowing you to customize the fragrance concentration according to your preferences.
The noise levels of car aroma diffusers vary. If silence is a priority for you, opt for diffusers that operate quietly or have a noiseless feature.