Best Large Essential Oil Diffuser – Top 7 Picks and Reviews 2020

We went over the consumer reviews and found the best of the best using our data-backed approach.

Here’s a look at the best Large Essential Oil Diffuser

SaleBestseller No. 1
Aromatherapy Essential Oil Diffuser 550ml 12 Hours Wood Grain Aroma Diffuser with Timer Cool Mist...
653 Reviews
Aromatherapy Essential Oil Diffuser 550ml 12 Hours Wood Grain Aroma Diffuser with Timer Cool Mist...
  • 550ML CAPACITY, RUN OVER 10 HOURS, MORE MIST OUTPUT: Our essential oil diffuser feature 550ml capacity, even in strong mist mode still work for 9-10 hours, and weak mist runs for 12-14 hours, works well disseminating the aroma steam to your room. You can use this as an aroma diffuser and personal humidifier, ideal for apartments, office, studio, child’s room. This is real, rather than other brands claims 300ml capacity run for 10 hours.(VAPOR AMOUNT: 55ml/h VS 30ml/h)
  • TIMER SETTING AND MIST CONTROL,WATERLESS AUTO-OFF: You can change the lights to whatever you feel at the moment, constant color or rotation of 7 colors, each light has bright and dim modes. Timer set in 1H/3H/6H/continuous on. When time is up or there is no water, the cool mist humidifier will turn off automatically, no risk of burns.
  • REDUCE ALLERGIES SYMPTOMS IN WINTER DRY CLIMATE: This aromatherapy diffuser could provide a large amount of fresh air for those who suffer from Dry Cough, Itchy Nose or Eyes, Allergies Sinus Headaches, and Sleeping Problems, Dry Skin. Helps to improve breathing and sleeping, relieve allergy, reduce static electricity shocks in the dry climate. Add to cart now, great idea for yourself, parents, friends, business partners.
  • ADVANCED ULTRASONIC DIFFUSING TECHNOLOGY, SUPER QUIET: Ultrasonic diffusers generate the vapor without any heat, which best preserves the integrity of the essential oil. Diffusers are better than any scented candle, you can even combine two or more essential oils to create a unique blend. The tiny bit of white noise you barely notice it, which may help you relax and sleep better but not obnoxious at all.
  • A GREAT GIFT IDEA: In this winter, give a BZseed aroma diffuser to your family or friends to show your love for them. Fine design, and good quality, it blends naturally with the most home decor. Everyone will fall in love with this gift
Bestseller No. 2
URPOWER 1000ml Essential Oil Diffuser Humidifiers Remote Control Ultrasonic Aromatherapy Diffusers...
2,698 Reviews
URPOWER 1000ml Essential Oil Diffuser Humidifiers Remote Control Ultrasonic Aromatherapy Diffusers...
  • Note: Diffuser with white plastic cap. Color will only shows when you turn on the led lights. Wireless Remote Control - With this remote, you could be easily turn on/off the light and mist when the oil diffuser is away from your bed,the remote's max reading range is 5m.
  • Large 1000ml Water Capacity - You don't need to add water in a whole day with this large tank, set a 3-hour timer for your morning, a 6-hour timer for your afternoon, and a 9-hour timer for your night sleep.
  • Adjustable Mist Mode - There are two mist mode, adding water to max line, the oil diffuser run 10-15 hours in high mist mode and 15-20 hours in low mist mode.
  • Waterless Auto Shut-off Function - Giving enough easement for a Long Time. When you are sleeping or out, it will auto shut-off if the water runs out.The light will not turn off if there is water in the water tank even if the setting time is running out and light will only turn off if there is no water.
  • 3 in 1 Function - It's not only an Aromatherapy Diffuser,just add 3-5 drops oi oil per 100ml water.But also a Humidifier,it diffuses 100ml water each hour in high mist mode. The Night Light function can singly operate or combine with the mist.
Bestseller No. 3
InnoGear Essential Oil Diffuser, Upgraded Diffusers for Essential Oils Aromatherapy Diffuser Cool...
17,134 Reviews
InnoGear Essential Oil Diffuser, Upgraded Diffusers for Essential Oils Aromatherapy Diffuser Cool...
  • Compact Size for Space-saving: Without occupying much space, you can easily place this palm sized diffuser on your desk, countertop, or pack in carry-on while on the go.
  • 2 Misting Modes: You can set it to intermittent mist (6-8 hrs working time) that diffuser mists and pauses every 30s, it goes for almost the whole night; Or set it to continuous mist (3-4 hrs working time) that keep misting until water runs out, it creates an instant fragrance in your room.
  • PP Material and Cool Mist: Using PP material, this diffuser disperses a comfortable stream of room-temperature mist, which provides ideal coverage for small or medium sized room.
  • Colorful Mood Light: InnoGear essential oil diffuser has 8 soothing colors, light can switch from dim to bright. Great for creating atmosphere, meditation, or using as a night light.
  • Wateless Auto-off: You can enjoy a restful sleep and keep this diffuser on at night without worrying about overheating. The diffuser will automatically shut off once the water runs out.
SaleBestseller No. 4
Levoair Smart WiFi Essential Oil Diffusers with Phone App & Voice Control,200ml Ultrasonic Aroma...
  • 【SMART HOME】-Levoair oil diffuser Compatible with Amazon Alexa, Google Home, you can take advantage of voice control to power your smart aromatherapy diffuser on and off, like "Alexa, turn the diffuser on/off". You can also control it with your phone,Free your hands and enjoy your smart home.
  • 【MULTI-FOUNCTION】-Ultrasonic Aroma Diffuser with alarm clock,temperature, weather,week display,timer ,schedule,you can see all that information on diffuser,customize multiple alarm clocks with your smart phone to arranging your daily life.
  • 【2 MIST MODES】-Our air humidifier with a 200ml reservoir, in the office/home during the day you can set it to strong mist,work for about 4~5 hours suit for yoga, exercise or SPA, etc; the Weak mist mode continuous work for about 8~10 hours suit for sleep, work or study, etc.
  • 【HEALTHY&SAFETY】-The intelligent aroma diffuser creates a soothing pleasant background fragrance to a room, which relieves fatigue and mental stress, Improves air quality. It will automatically stop working when water runs out .You can turn off the screen light when sleep.
  • 【CREATIVE & PRACTICAL GIFT】-Levoair diffuser for essential oils features cute design, like a decorative piece. It is a good choice to use this lovely diffuser as gifts to your friends and families, lovers.
SaleBestseller No. 5
Essential Oil Diffuser,Anjou 500ml Cool Mist Humidifier,One Fill for 12hrs Consistent Scent &...
704 Reviews
Essential Oil Diffuser,Anjou 500ml Cool Mist Humidifier,One Fill for 12hrs Consistent Scent &...
  • PATENT-PENDING OIL FLOW SYSTEM: Propriety Singlefill technology delivers 12 hrs of everlasting scent from a single fill (1.5ml / 30-40 drops) up to 15 hrs in low mode, up to 10 hrs in high mode
  • Beautifully Quiet: Ultrasonic technology gently emits therapeutic mist below 30dB so as not to disturb your sleep, study, work or relaxation
  • Waterless Auto Shut-Off: Instinctively powers off in 5 seconds when the tank is empty; 3 convenient auto-off timer settings (1hr/4hrs/8hrs)
  • Miracle Soothing Mist: Adapt the mist output according to your needs, add an enveloping vapor to purify and humidify any space
  • One-of-a-Kind Gift: Express your love with Anjou’s home-enriching diffuser, stunning piece of décor is covered under a one year warranty; collapsible refilling cup included
Bestseller No. 6
URPOWER 700ml Aromatherapy Essential Oil Diffuser Humidifier Large Capacity Modern Ultrasonic Aroma...
1,565 Reviews
URPOWER 700ml Aromatherapy Essential Oil Diffuser Humidifier Large Capacity Modern Ultrasonic Aroma...
  • Fantastic Design: This essential oil diffuser has a unique square design, and also with modern feeling. With dark wood grain base, it fits your home and office perfectly.
  • 7 LED Changing Lights: It is not only a diffuser but also a night light.There are 7 colors can be chosen. You can choose gradually changing mode or one color mode with bright or dim adjustment.
  • Large Capacity: With 700ml capacity, it can run more than 20 hours in low mist mode, more than 10 hours in high mist mode. It will automatically shut down after the water runs out, so you don’t need to worry about the safety.
  • Time Setting: There are high mist mode and low mist mode you can choose. It can also be timed for your needs,1 hour,3 hours,6 hours and continuous using.
  • Enhance Your Life Quality: It can increase the humidity in the air, creating a healthy environment. 700ml Square essential oil diffuser is best gift idea for birthday or festival.
Bestseller No. 7
Large Oil Diffuser Essential Oil Diffuser for Large Room Aroma Therapy Essential Oil Diffuser...
  • UNIQUE DESIGN - Spanish Cedar Wood legs with white colour tank combine through a unique process enhance your space with a stylish diffuser that complements any decor to be a special and best gift for your family and friends.And top fill no filter Easy for Clean.
  • ULTRASONIC ANION ATOMIZER - Plenty of anion generated with ultrasonic vibration naturally purify your air and awaken your senses with every breath.In cells, anions combine ions with active acids, which reduces the generation of toxic active acids.
  • LARGE WATER RESERVOIR & SAFE - 1000ML(33.814 fl.oz.) large water capacity and 3 mist level mode give you greater control over your aromatherapy experience. In small mist mode, enjoy misting for 30+ hours and auto shuts off when waterless.
  • SOOTHING ATMOSPHERE LIGHT - A separately controlled light gives you the option to customize the mood. Choose to leave the light off or on with 7 soothing colors to choose from and bright/dim modes. A unique auto cycle mode is also available, cycling through all of the colors in a carousel-type fashion.
  • SUPERIOR QUALITY & SERVICE - 24h online service! If you have any problems or requests, please contact us through Amazon Messages first. Our support staff are very good at various operations of the product will be able to quickly give you the correct guidance and help.