With 47,000+ Amazon ratings and a 500ml tank that runs 16 hours, the Asakuki is the go-to for large open-plan spaces. Alexa and Google Home compatible, app-controlled, and under $40.
With more than 47,000 ratings, the Asakuki Smart Wi-Fi model is one of Amazon's best-selling diffusers. It impressed just as much during our tests, still emitting a solid mist stream for hours after the others ran out of water.
You can also control the settings on this aromatherapy essential oil diffuser, including the color and intensity of the light, countdown timers, mist intensity and the diffuser schedule, with the TuyaSmart app for Apple or for Android.
The best-selling ultrasonic diffuser that just works, simple two-button operation, 6-7 hour runtime, and auto shut-off. No frills, no fuss, just reliable scent diffusion at a price that's hard to argue with.
The diffuser that makes your house smell like a high-end boutique, Pura's app-controlled nebulizer pairs with luxury scents from Anthropologie, Nest, and Capri Blue. If scent quality is your priority, nothing else comes close.
The diffuser that doubles as home decor, Vitruvi's ceramic design scored highest across every test category at Good Housekeeping and is consistently called 'a piece of art' by owners. Nine matte colorways, 8-hour runtime, covers 500 sq ft.
A 4.5-star Amazon favorite under $20 that multiple expert testers have praised for punching well above its price. Seven LED light modes, 8-hour intermittent runtime, and a wide tank opening that makes refilling easy.