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50 ml
4,600 ml
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14
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Plug-in Diffusers reviews and tests

Alza Test Ranks Plug-in Diffusers Based on User Reviews and Other Data

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Plug-in Diffusers – Test Results

The result for plug-in diffusers at several price levels is:

What is the Alza Test?

Hundreds of categories, thousands of products, millions of details and user reviews for plug-in diffusers. How can you make sense of all of this? Try our Alza Test, which guarantees an objective selection based on customers' experiences. How the products from plug-in diffusers rank are based solely on various data and feedback from actual people who have purchased the products.

124 Results
4.6 52×
Siguro AD-D310W Vanessa Atalanta
Aroma Diffuser - ultrasonic, 80 ml container volume, automatic shut-off, 7 colour backlight, quiet operation (<30 dB), doporučená velikost místnosti 20 - 40 m2, intenzita zvlhčování 20 ± 5 ml/h, doba provozu 3 - 5 h, délka kabelu 50 cm, 3 roky záruka
Great price 10.90 €
Buy
On the way 2 pcs
Expected 16/04/2026
Order Code: SGR_AD_D310W
4.5 97×
Siguro AD-F20 Grayling
Aroma Diffuser - container volume: 150ml, led backlight, humidifier and automatic shutdown, number of colours: 7, operating time: 15 h, recommended room size: 30m2, noise level: 36 dB, colour: black
Discounted -4 % 23.90 € 24.90 €
Buy
On the way 2 pcs
Expected 16/04/2026
Order Code: SGR_AD_F201B
4.5 87×
Siguro AD-E211DW Marsh Fritillary
Aroma Diffuser - container volume: 300ml, led backlight, intensity settings, humidifier, timer and automatic shutdown, number of colours: 7, operating time: 30 h, recommended room size: 30m2, noise level: 36 dB, colour: white
Discounted -5 % 15.90 € 16.90 €
Buy
In stock 3 pcs
Order Code: SGR_AD_E211DW
4.7 31×
Sixtol Vulcan white wood 350ml
Aroma Diffuser - container volume: 350ml, led backlight, humidifier and automatic shutdown, number of colours: 6, operating time: 6 h, recommended room size: 20m2, noise level: 35 dB, colour: white
16.90 €
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AUPR59903
4.7 25×
Sophie
Aroma Diffuser - container volume: 100ml, led backlight and automatic shutdown, number of colours: 1, operating time: 11 h, noise level: 26 dB, colour: black
99 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: STFAD779
4.7 23×
MILLEFIORI MILANO Glass Sphere 100 ml
Aroma Diffuser - container volume: 100ml, led backlight, number of colours: 6, operating time: 6 h, recommended room size: 30m2, colour: white
Buy with code ALZADNI10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky. 54.33 €
60.37 €
Buy
In stock > 5 pcs
Order Code: OSV683
4.7 23×
MILLEFIORI MILANO Sphere Grey 150 ml
Aroma Diffuser - container volume: 150ml, led backlight and automatic shutdown, number of colours: 1, operating time: 8 h, colour: grey
Buy with code ALZADNI10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky. 38.61 €
42.90 €
Buy
In stock > 5 pcs
Order Code: OSV641
4.7 23×
MILLEFIORI MILANO Dove 165 ml
Aroma Diffuser - container volume: 165ml, led backlight, number of colours: 2, operating time: 8 h, colour: white and beige
Buy with code ALZADNI10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky. 45.81 €
50.90 €
Buy
In stock > 5 pcs
Order Code: OSV639
4.9 14×
Ruhhy 22356 3D Aroma Diffuser 7 LED
Aroma Diffuser - container volume: 100ml, led backlight, intensity settings, humidifier, timer and automatic shutdown, number of colours: 14, colour: white and brown
27.10 €
Buy
In stock > 5 pcs at the supplier's
Order Code: MBaaa0542
4.5 61×
Siguro AD-C451B Hairstreak
Aroma Diffuser - container volume: 80ml, led backlight, intensity settings, humidifier and automatic shutdown, number of colours: 8, operating time: 9 h, recommended room size: 30m2, noise level: 36 dB, colour: white
Buy with code ALZADNI20 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky. 12.72 €
Discounted -5 % 15.90 € 16.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SGR_AD_D350LW
4.7 22×
Siguro AD-G630P Pylon
Aroma Diffuser - container volume: 100ml, led backlight, humidifier and automatic shutdown, number of colours: 7, operating time: 3 h, recommended room size: 20m2, noise level: 36 dB, colour: pink
Buy with code ALZADNI50 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 50 % s kódom ALZADNI50. Kliknite a kód sa uplatní automaticky.  9.50 €
Great price 19 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SGR_AD_G630P
4.5 49×
Stadler Form Mia Black
Aroma Diffuser - container volume: 100ml, led backlight and automatic shutdown, number of colours: 1, operating time: 10 h, recommended room size: 30m2, noise level: 26 dB, colour: black
29.90 €
Buy
In stock 5 pcs
Order Code: STAMB998
4.5 49×
Stadler Form Mia White
Aroma Diffuser - container volume: 100ml, led backlight and automatic shutdown, number of colours: 1, operating time: 10 h, recommended room size: 30m2, noise level: 26 dB, colour: white
29.90 €
Buy
On the way > 5 pcs
Expected 16/04/2026
Order Code: STAMW999
5.0 11×
BOT Aroma diffuser B5 DO - white and light brown wood 400 ml
Aroma Diffuser - container volume: 400ml, led backlight and automatic shutdown, number of colours: 7, operating time: 12 h, recommended room size: 30m2, colour: white
Buy with code ALZADNI10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky. 28.89 €
32.10 €
Buy
In stock > 5 pcs at the supplier's
Order Code: MBaaa0335
4.4 63×
Siguro AD-F401B Grizzled Skipper
Aroma Diffuser - container volume 200 ml, power 12 W, silent operation (<36 dB), časovač, automatické vypnutí, 2 barvy podsvícení (modrá, oranžová) + simulace ohně, možnost provozu bez podsvícení, doporučená velikost místnosti 20 - 40 m2, intenzita zvlhčování 10 - 28 ml/h, doba provozu až 12 h, délka kabelu 150 cm, 3 roky záruka
Great price 28.90 €
Buy
On the way > 5 pcs
Expected 15/05/2026
Order Code: SGR_AD_F401B
4.4 63×
Siguro AD-F400LW Clouded Skipper
Aroma Diffuser - container volume 200 ml, power 12 W, silent operation (<36 dB), časovač, automatické vypnutí, 2 barvy podsvícení (modrá, oranžová) + simulace ohně, možnost provozu bez podsvícení, doporučená velikost místnosti 20 - 40 m2, intenzita zvlhčování 10 - 28 ml/h, doba provozu až 12 h, délka kabelu 150 cm, 3 roky záruka
Great price 28.90 €
Buy
On the way > 5 pcs
Expected 15/05/2026
Order Code: SGR_AD_F400LW
4.4 61×
CONCEPT ZV2021 Perfect Air Smart
Air Humidifier recommended room size: 50m2, ultrasound, power consumption: 110W, humidification capacity: 350ml/hour, water tank capacity: 4,6l, noise level: 35 dB, timer, adjustable steam release level, automatic shutdown, aroma diffuser, power regulation and mobile application, colour: grey
Buy with code ALZADNI15 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky. 102.77 €
120.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: CONZV021
4.5 35×
Sophie Little
Aroma Diffuser - container volume: 50ml, led backlight and automatic shutdown, number of colours: 1, operating time: 7 h, noise level: 26 dB, colour: black
79 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: STFAD816
4.4 56×
ETA Aria 4634 90000
Aroma Diffuser - container volume: 600ml, led backlight, humidifier and automatic shutdown, number of colours: 6, recommended room size: 25m2, colour: yellow, red, pink, blue and green
39.90 €
Buy
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ETAAD936
4.3 89×
Siguro AD-E210LW Lulworth Skipper
Aroma Diffuser - container volume: 300ml, led backlight, intensity settings, humidifier, timer and automatic shutdown, number of colours: 7, operating time: 30 h, recommended room size: 30m2, noise level: 36 dB, colour: white
Discounted -5 % 15.90 € 16.90 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SGR_AD_E210LW
4.3 71×
CONCEPT ZV1210 Perfect Air black
Air Humidifier recommended room size: 30m2, ultrasound, power consumption: 30W, humidification capacity: 260ml/hour, water tank capacity: 4l, noise level: 35 dB, backlight, automatic shutdown and aroma diffuser, colour: black and brown
Buy with code ALZADNI15 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky. 32.73 €
Great price 38.50 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: CONZV014
4.3 71×
CONCEPT ZV1200 Perfect Air white
Air Humidifier recommended room size: 30m2, ultrasound, power consumption: 30W, humidification capacity: 260ml/hour, water tank capacity: 4l, noise level: 35 dB, aroma diffuser, colour: white and brown
Buy with code ALZADNI15 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky. 43.27 €
50.90 €
Buy
In stock > 5 pcs
Order Code: CONZV007
5.0
Stadler Form Nora
Aroma Diffuser - container volume: 90ml, led backlight and automatic shutdown, number of colours: 2, operating time: 18 h, noise level: 26 dB, colour: black
79 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: STAadf95
4.4 30×
Stadler Form Jasmine White
Aroma Diffuser - container volume: 100ml, timer and automatic shutdown, number of colours: 1, recommended room size: 50m2, noise level: 26 dB, colour: white
39.90 €
Buy
On the way 4 pcs
Expected 16/04/2026
Order Code: STAJL989
 
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