Humidifier 311 4L vs Smart Humidifier 717S 8L with Demineralization Cartridge
Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
This choice is about prioritizing travel portability versus longer runtime and water flexibility.
Pick Humidifier 311 4L if you need a compact, lightweight device for short trips or carry-on luggage.
Pick Smart Humidifier 717S 8L if you travel by car or stay in one place for weeks and want fewer refills.
- —The 311 is half the size and weight but holds half the water, requiring daily refills.
- —The 717S has double the capacity and a demineralization filter for tap water, but is bulkier to pack.
- —The 717S offers smart features for remote control, while the 311 is a simpler, more basic device.
Full specs
Ask anything — we'll answer with Humidifier 311 4L and Smart Humidifier 717S 8L with Demineralization Cartridge in mind for travel use.
Pindear may earn a commission when you buy through these links. Winners are determined by numeric spec comparisons only; non-numeric features (app quality, ecosystem, real-world feel) are covered in the verdict.