10 Best diffuser for large room in Canada

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Last Updated - 2025/05/11

Best Choice

01
BlueHills

BlueHills Premium 2500 ML XL Essential Oil Diffusers for Large Room Aromatherapy Fragrance Diffuser Humidifier Combo High Mist Large air Diffuser for Essential Oils for Home Light Wood Grain F005
Main highlights

Set up the diffuser/ humidifier and sleep soundly: This aromatic diffuser offers a timer with three different settings for your preferred sleep time and is simple to use and maintain. The timer settings are 2 hours, 4 hours, and 8 hours. This humidifier add moisture and improve the quality of your home's air by releasing cool mist.
Mist adjustable knob with décor lights and sleep mode for a good night sleep: It also features three diffuser mist flow settings for adjusting the amount of mist released into the air. It has 7 color-changing LED light that can be turned on and off, allowing you to experience your essential oil scents with calming lights. This unique diffuser and humidifier has a sleep mode feature with no lights that is a great way to help you drift off to sleep.
Long-lasting and quiet diffuser: The large oil diffuser is incredibly quiet and noise free surroundings since it operates using ultrasonic technology. The high capacity, extended run-time aromatherapy diffuser has several advantages; it may operate for up to 35 hours on a single fill, and is capable of covering a large area. This large diffuser also comes with an auto-safety mechanism that automatically shuts off when water runs out.
Light up your space with this magical addition or give this gift as a token of love to your family or friends to enjoy - The diffuser is a great gift idea for a loved one, and it’s perfect for the indoors. It’s small enough to fit on a desk or countertop but powerful enough to fill a room, including offices, living rooms, bedrooms, bathrooms, kitchens, and kids bedrooms. An ideal gift that combines style, size, design, and great benefits for any occasion.
Aromatherapy diffuser with a 2500 ml large capacity tank and multifunctionality for a larger area: With just three touch sensitive buttons, this essential oil diffuser has a classic décor look, yet it has many functions. It features calming lights, timer options, and an adjustable mist setting. The top-filling design diffuser makes it more convenient to add water and easier to clean than it might be with the others.
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9.8

Exceptional

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02
Homvana

Homvana Humidifiers for Bedroom Home, 3.6L Cool Mist Top-Fill 34H Super Long Time, Quiet 16dB, Baby Humidifier, Oil Diffuser for Large Room, Plants, Nursery, Office BPA FREE, 7 Color Light Ultrasonic

16% Off Free Shipping

9.9 worth the money

9.9 Simple to use

9.5 Power saving mode
Main highlights

[Unique SilentSpray, Undisturbed Sleep] The humidifier applies the display-off sleep mode and the exclusive SilentSpray tech to ensure noise less than 16dB. Those most sensitive babies can also sleep deep and soundly all night.
[Soothing Aroma] No need to buy an extra aroma diffuser now! Simply adding 2-6 drops of essential oil to the built-in pad, the fragrance will slowly fill the room with your favorite scent, making it a wonderland for yoga, mindfulness, and meditation.
[Easy to Refill & Clean] The top-filling design combines the detachable tank with the 5.3-inch wider opening, spares you from getting your table wet, making filling and cleaning as easy as a piece of cake.
[3-in-1Humidifier Meets All You Expect] Cool Mist Humidifier+Aromatherapy+Mood Light, purchase for once to satisfy all you expect! Let Homvana H101 be the best companion in your bedroom.
[100% Certified Safety] Certified by all ETL, FCC, CE, and UKCA standards worldwide, the humidifier gives all your family members 0-Risk & BPA-free humidification. Furthermore, the Auto shut-off tech banishes all dry running or fire risks. Therefore, even for babies, it's perfect!
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9.7

Exceptional

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03
ASAKUKI

ASAKUKI 500ml Essential Oil Diffuser, 5 in 1 Premium Ultrasonic Aromatherapy Fragrant Oil Vaporizer Humidifier with Remote Control, 3 Timer and Auto-Off Safety Switch, 7 LED Light Colors

12% Off Free Shipping

9.7 Simple to clean

9.5 Simple to use

9.3 Time function
Main highlights

PREMIUM QUALITY MATERIALS: When it comes to our premium essential oil diffusers, we make a point of using nothing but the same ultra-high grade, safe, and eco-friendly PP materials baby bottles are made from, as well as state-of-the-art production processes and strict quality control.
GREATLY IMPROVES LIVING QUALITY: Besides its uses in aromatherapy, this essential oil diffuser also functions as a humidifier. Use it to improve your home's atmosphere quality, cover the smell of pets or smoking, and protect you family from excessively dry air, microorganisms, allergens, dust, and more!
A GREAT GIFT IDEA FOR EVERYONE: If you're in the market for a nice and practical gift, you can stop looking. This great aromatherapy essential oil diffuser is a thoughtful and handy present, one that everyone can benefit from. With a combination of style, design and function like that, it's a great hit!
5-IN-1 AROMATHERAPY DEVICE: This ultrasonic essential oil diffuser is an amazing multifunction aromatherapy device unlike any other you've ever used. It features a large and easy to clean 500ml water tank, 7 different LED light colors, multiple mist nebulizer modes, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.
100% RISK FREE PURCHASE: At ASAKUKI, we have great faith in our essential oil diffusers. After all, we use them in our homes ourselves! Each one of them comes with a 1-year technical support. No need to worry about the quality. Your satisfaction is paramount!
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9.4

Excellent

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Value for Money

04
Dynooper

500 ML Essential Oil Diffuser, Upgrade Aroma Diffiser for Large Room, Aromatherapy Diffuser Humidifier with Remote Control 4 Timer Setting 14 Color Lights Auto Shut-Off

50% Off Free Shipping
Main highlights

REMOTE CONTROL: Our diffuser is provide an easy to use remote control that can control it from up to 15-feet and adjust the lighting and misting modes as well as set the humidifier's timer,the diffuser has 1/3/6 hour timers and steady ON mode, as well as a safety auto-switch that prevents it from overheating in case it runs out of water
LOW NOISE FOR BETTER SLEEP: Our diffuser is using upgraded quiet fan with noise reduction technology, The noise level is lower than 25 dB, it's created a peaceful and soothing environment for learning, working and sleeping,You can enjoy a relaxed and fragrant atmosphere in your space at any time
LARGE CAPACITY AROMA DIFFUSER: Our essential oil diffuser capacity is 500 ML; it is perfect for large rooms; this diffuser is also includes 7 ambient light chose to create a relaxing atmosphere to your room and make your life more colorful
2 MIST MODES: Our diffuser can provide stable cool mist to increases your room humidity without make your furniture and your floor to get humid; You can aslo adjust the mist mode to get low Mist: 30ml/h and high Mist: 60ml/h by pressing the power button to fit your room size
14 COLOURS LED LIGHT: Our diffuser can provide 7 colours with 2 modes, the LED light can be fixed or cycled through. the mist and light functions of this diffuser can be work separately. you can turn off the light at night while sleeping, or use this diffuser as a nightlight
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9.2

Excellent

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05
ASAKUKI

Essential Oil Diffuser, ASAKUKI 400ML Premium Quiet 5-in-1 Humidifier, Natural Home Fragrance Diffuser with 7 LED Color Changing Light and Easy to Use

Free Shipping

9.9 Giftable

9.7 Simple to use

9.5 Time function
Main highlights

REATLY IMPROVES LIVING QUALITY: Besides its uses in aromatherapy, this essential oil diffuser also functions as a humidifier. Use it to improve your home's atmosphere quality, cover the smell of pets or smoking, and protect you family from excessively dry air, microorganisms, allergens, dust, and more!
PREMIUM QUALITY MATERIALS & BPA FREE: When it comes to our premium essential oil diffusers, we make a point of using nothing but the same ultra-high grade, safe, and eco-friendly PP materials baby bottles are made from, as well as state-of-the-art production processes and strict quality control.
LONG LASTING Misting TIME & AUTO SHUT-OFF: This aroma diffuser can hold 400ml water and produce up to 30ml of moisture per hour. With it’s unique technics design, It can keep misting up to 12 hours, you can enjoy your sleep all night. Moreover, this wood grain aroma diffuser has 4 timer settings: 1H/3H/6H/ON to meet your needs. Moreover, the safety system of this oil diffuser could turn itself off after water runs out, no worrying about overheating.
5-IN-1 MULTIFUNCTIONAL AROMATHERAPY DEVICE: This ultrasonic essential oil diffuser is an amazing multifunctional aromatherapy device unlike any other you've used. It features a large and 400ml water tank, 7 different LED colors, multiple mist diffuse modes, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.
100% RISK FREE PURCHASE: At ASAKUKI, we have great faith in our essential oil diffusers. After all, we use them in our homes ourselves! Each one of them comes with a 1-year technical support. If you have any issue with your diffuser, do not hesitate to contact us - your satisfaction is paramount!
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9.1

Excellent

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06
Diffuserlove

Diffuserlove Diffuser Essential Oil Diffusers 400ML Aromatherapy Air Diffuser for Home Bedroom Office Room Aroma Diffuser with 7 Color Lights Intermittent Mist Mode

Free Shipping

9.7 Time function

9.7 Simple to use

9.7 Noise level
Main highlights

【Streamlined design of 7 Colors Light】Aromatherapy essential oil diffuser have 7 different colors light, each colour contains two modes(bright and dark). You can choose to cycle them through or freeze on one fixed color to create a different
【Low Noise & Moisturizes】Drop essential oils into aromatherapy diffusers(below -35dB), run steady and noiselessly, give you a quiet and comfortable environment. Portable for bedroom, office, spa, kitchen, or tabletops!
【BPA-Free Air Diffuser】Made of polypropylene + ABS material ,BPA-Free. Protect your family from excessively dry air, dust, and so on! This would be an ideal gift for family, friends and yourself!
【400ml Capacity & AUTO-OFF Function】400ML Large capacity and more mist. It is up to 8 Hours' Working time. Once the water runs out, mist and light will be auto shut-off to protect the device.
【2 Misting Modes Diffuser】The diffuser has Intermittent mist mode that works 30s and pauses 30s, And Continuous mist that keep misting until water runs out. It helps you to keep the skin moisturized and comfortable.
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9.0

Excellent

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07
Dynooper

Aroma 500 ML Diffiser with Essential Oils Set, Essential Oil Diffuser with Remote Control, Humidifier with 14 Color Lights for Large Room, 4 Timer Setting, Auto Shut-Off

45% Off Free Shipping

9.3 Simple to use

9.1 Remote Control

8.7 Aroma
Main highlights

REMOTE CONTROL: Our diffuser is provide an easy to use remote control that can control it from up to 15-feet and adjust the lighting and misting modes as well as set the humidifier's timer,the diffuser has 1/3/6 hour timers and steady ON mode, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.
LOW NOISE FOR BETTER SLEEP: Our diffuser is using upgraded quiet fan with noise reduction technology, The noise level is lower than 25 dB, it's created a peaceful and soothing environment for learning, working and sleeping,You can enjoy a relaxed and fragrant atmosphere in your space at any time.
LARGE CAPACITY AROMA DIFFUSER: Our essential oil diffuser capacity is 500 ML; it is perfect for large rooms; this diffuser is also includes 7 ambient light chose to create a relaxing atmosphere to your room and make your life more colorful.
ESSENTIAL OILS: We sourced globally for premium raw materials. Each synergetic blend oil is expertly formulated and hand-poured, has no additives, carriers, alcohol, fragrance-added, The set of 8 Well-being essential oils comes with Lemon, Lavender, Mint, Rose, Orange, Tea tree, Vanilla, and Jasmine.
2 MIST MODES: Our diffuser can provide stable cool mist to increases your room humidity without make your furniture and your floor to get humid; You can aslo adjust the mist mode to get low Mist: 30ml/h and high Mist: 60ml/h by pressing the power button to fit your room size.
14 COLOURS LED LIGHT: Our diffuser can provide 7 colours with 2 modes, the LED light can be fixed or cycled through. the mist and light functions of this diffuser can be work separately. you can turn off the light at night while sleeping, or use this diffuser as a nightlight.
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8.7

Very Good

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08
ASAKUKI

Essential Oil Diffuser, ASAKUKI 700ml Premium 5 in 1 Ultrasonic Aromatherapy Fragrant Oil Vaporizer Humidifier, Timer and Auto-Off Safety Switch, 7 LED Light Colors

Free Shipping

9.7 Giftable

9.7 Simple to clean

9.5 Time function
Main highlights

PREMIUM QUALITY MATERIALS: When it comes to our premium essential oil diffusers, we make a point of using nothing but the same ultra-high grade, safe, and eco-friendly PP materials baby bottles are made from, as well as state-of-the-art production processes and strict quality control.
GREATLY IMPROVES AIR QUALITY: Besides its uses in aromatherapy, this essential oil diffuser also functions as a humidifier. Use it to improve your home's air and atmosphere quality, cover the smell of pets or smoking, and protect you family from excessively dry air, dust, and more!
A GREAT GIFT IDEA FOR EVERYONE: If you're in the market for a nice and practical gift, you can stop looking. This great aromatherapy essential oil diffuser is a thoughtful and handy present, one that everyone can benefit from. With a combination of style, design and function like that, it's a great hit!
100% RISK FREE PURCHASE: At ASAKUKI, we have great faith in our essential oil diffusers. After all, we use them in our homes ourselves! Each one of them comes with a 1-year technical support. If you have any issue with your diffuser, do not hesitate to contact us - your satisfaction is paramount!
Perfect Gift for Lovers and Families 5-IN-1 AROMATHERAPY DEVICE: This ultrasonic essential oil diffuser is an amazing multifunction aromatherapy device unlike any other you've ever used. It features a large and easy to use 700ml water tank, 7 different LED light colors, multiple mist nebulizer modes, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.
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8.6

Very Good

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09
VAAGHANM

600 ML Aromatherapy Oil Diffusers with 8 Essential Oils Set, Ultrasonic Essential Diffuser Diffuser with 2 Mist Modes, LED Lights, 4 Timer for Large Room

Free Shipping

9.7 Simple to use

8.9 Remote Control

8.0 Aroma
Main highlights

【Unique Vase Design And 14 Lighting effects】This aroma diffuser is designed exclusively by us, it has a beautiful appearance. Moreover, there are 14 kinds of lights for you to choose from, and each light has bright and dim modes. The noise is lower than 35dB when the oil diffusers are working, it can let you rest in a quiet environment.
【Two Mist Modes And Waterless shut off】Our aromatherapy diffuser have 2 adjustable mist modes, you can adjust the mist intensity according to your needs. Also, you can keep this oil diffuser on the night because of the waterless auto-off protecting function.
【Four Timer And Remote Control】This aroma diffuser have four timing modes: 1 / 3 / 6 Hours/ ON which can be set via the "MIST" button on the aroma oil diffusers. At the same time, it is equipped with a remote. You can also use the remote to time the aromatherapy machine or adjust the light, which is very convenient.
【8 Essential Oil】This oil diffuser set comes with 8x10ml 100% natural pure organic oils including Lemon, Lavender, Mint, Rose, Orange, Tea tree, Vanilla, and Jasmine. You can choose the oil whatever you like and bring a different taste to your room.
【600 ML Large Capacity】Our aroma diffuser compares to another diffuser with a larger 600ml tank that you don't have to refill as often. This essential oil diffuser is suitable for a large room and with low mist mode, you can enjoy up to 15 hours of fragrance.NOTE: Do not add water beyond the water level line to produce the best fogging effect.
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8.4

Good

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10
Diffuserlove

Diffuserlove Ceramic Diffuser 160ml Essential Oil Diffusers Aromatherapy Essential Oil Diffuser for Room Air Diffuser for Home Bedroom Stone Diffuser

Free Shipping

9.9 Simple to use

9.5 Time function

9.5 Aroma
Main highlights

【Stone Essential oil diffuser】Aromatherapy Essential oil diffuser can purify air effectively. Perfect gift for family and friends. Protect your family from excessively dry air, dust, and so on!
【Premium Ceramic Diffuser】 This stone diffuser has a handmade ceramic cover that is an unique and elegant style, complements any decor scheme, as well as dirt resistance and Easy to clean, Solid and durable.
【Low Noise】Run steady and noiselessly, give you a quiet and comfortable environment. Great ideal for home, office desk, bedroom, yoga studios, SPA, office, et.
【Auto Shut-off and Timer Setting】Once the water runs out, it will be auto shut-off to protect the device. Switching power supply system, safer and better for energy saving. 4 Timer, you can set the timer according to your different needs.
【7 Atmosphere Lamp】 7-color cycle, 1-color fixed. You can choose to cycle them through, freeze on one fixed color and create a different atmosphere of interior space or turn the light off.
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8.3

Good

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