Discover the perfect essential oil diffuser to elevate your aromatherapy experience and transform your space into a haven of relaxation.
Essential oil diffusers transform your favorite essential oils into a spa-like experience right in your home. Unlike candles, which simply emit fragrance, diffusers disperse essential oils into the air, offering a range of therapeutic benefits. Research suggests that oils like lavender can help reduce anxiety and uplift your mood, while others, such as sandalwood, peppermint, chamomile, jasmine, and lemon, may enhance energy levels, relieve stress, and alleviate headaches.
The variety of essential oil diffusers on the market continues to grow, catering to different preferences and needs. Most models require only a small amount of distilled water and a few drops of essential oil to function. However, there are also waterless options available. Many diffusers are designed with sleek, modern aesthetics that complement home décor. Choices include both corded models and cordless versions that charge via USB. Some innovative sets even feature essential oil balls instead of traditional liquid oils.
Continue reading to explore our top picks for ultrasonic essential oil diffusers, each designed to offer a wealth of aromatherapeutic benefits.
1. Homedics SereneScent Waterless Home Fragrance Diffuser
One issue with water is that you have to remember to refill the water tank. However, this scent diffuser uses air-diffusion technology to bypass the need for water, instead dispensing microdroplets. Rather impressively, it can cover rooms up to 1000 sq ft.
You can also increase or decrease the intensity level and select between 1, 2, 4, or 8 hours. The diffuser can disperse fragrant oils for up to 30 days before the oil needs to be replenished. Color choices for the waterless diffuser are black or gold. The Homedics website has several complementary scents, including Moroccan Magic, Amalfi Bliss, Tokyo Tea, and Maldives Escape.
2. VITRUVI Move Essential Oil Diffuser
Corded devices limit where you can use essential oil diffusers. However, this cordless option frees you to use it anywhere. And with such a sleek style, you’ll want to feature it prominently in your home. You can choose between 4-hour and 8-hour run times, and the auto-shutoff feature serves as a safety mechanism.
It can scent up to 500 sq ft and has an LED light that produces a soft glow around the ring in the middle of the device. Color choices for the modern and minimalist essential oil diffuser include black, candy, oat, gold, fog, citron, and white,
3. URPOWER 500-Milliliter Essential Oil Diffuser
If you've ever spent time inside a Muji store, you've probably developed a strong, urgent need to drop a price on one of their diffusers . This option from URPOWER not only has a similar shape, but more features at a much lower price!
This large, 500-milliliter oil diffuser billows scented vapor on a 1-, 2-, or 3-hour timer, or it can be set to run until the tank depletes after about 10 hours. It's equipped with several different color modes, and though the model pictured is blue, the device is actually white.
4. Pure Enrichment PureSpa Deluxe Ultrasonic Essential Oil Diffuser
This oil diffuser has a fashionable design that’s not much bigger than the average coffee mug. This makes it a good choice to put on your desk as you’re working (although it can also be used in other areas as well). Also, while many oil diffusers have soft-glow lights, the light effects on the top of this model are richer in color, making the oil diffuser look like a decorative item on your desk.
In addition to a night light, the LED lights can change to blue, green, red, purple, and yellow. However, the lights can be turned off if desired. The tank holds 4.75 ounces and covers up to 250 square feet.
5. AromaTech AroMini BT Bluetooth Essential Oil Diffuser
This essential oil diffuser looks like a work of art and would modernize any space with its sleek design — but it’s the cold-air diffuser technology that sets it apart. By releasing nanoparticles in the air, there’s no residue on your furniture or floor – and no need for the water, heat, or evaporation used in other types of oil diffusers.
Cold air diffusion also helps to preserve scents since they’re not diluted. The diffuser also uses Bluetooth to eliminate those pesky and unsightly cords. Color choices include black, gold, rose gold, and silver.
6. Modern Home Smart Essential Oil Aromatherapy Diffuser
With its seamless smart integration with Google Home and Amazon Alexa, this faux-wood essential oil diffuser by Sierra Modern Home powers on and changes color just by you telling it to. Its proprietary app even lets you program custom schedules, so it runs at the same time every day with your preferred light scheme. It doubles as a humidifier, and its 400-milliliter capacity holds more than enough water for a night's worth of diffusing — but you'll still need to refill and clean it between mistings.
7. InnoGear Aromatherapy Essential Oil Diffuser
This best-selling diffuser is a must for your stress-busting toolkit. Its mesmerizing rainbow glow works wonderfully as a nightlight, and it'll shut off automatically after 6 hours of intermittent use or when its 100-milliliter tank runs out of water. For college students looking for a dorm-friendly way to wind down, the device emits a subtle (not overpowering) scent that gives the benefits of aromatherapy without using candles or incense.
8. VITRUVI Stone Diffuser
This ceramic oil diffuser from Vitruvi has quite the influencer following, and we definitely see why . It deftly diffuses any of your favorite scents, but it can also be used with plain distilled water to add moisture to the air in a room that feels stuffy. Our Senior Editor, Eunice Lucero-Lee , has this in Terracotta (pictured) and loves how it adds a touch of Instagram-worthy punch to any console area or living room.
It can run up to 3 hours continuously or 7 hours intermittently, and you can even switch on its light band at the base for a little mood lighting. Plus, its matte ceramic build almost looks like it could be a chic decorative vase when not in use.
9. Baeskii Humidifier Oil Fragrance Diffuser
A multi-functional device designed to enhance relaxation and convenience. It combines a 500ml essential oil diffuser with a 5.0 Bluetooth speaker, night light, and humidifier. Suitable for various settings like homes and offices, the diffuser is easy to clean and operates quietly with a noise-reducing cover. It features an auto-off system that activates when the water runs out, ensuring safety. The advanced Bluetooth speaker connects effortlessly to devices like MP3 players, smartphones, or tablets, and remembers the last connected device for easy re-pairing.
10. GuruNanda Honeycomb Ultrasonic Essential Oil Diffuser
The honeycomb-like exterior of GuruNanda’s oil diffuser makes an intriguing addition to your preferred relaxation space at home. It's equipped with color-changing LEDs that can also glow steadily as a night light, and the lights are adjustable between bright and dim modes. Set it to mist intermittently for 7 hours or continuously for 3 hours — it automatically shuts off when the water level in its 90-milliliter tank gets low.
