Levoit
Classic 300S Smart Ultrasonic Humidifier
$79.99Cheaper
Released 2022
Best Humidifiers · head-to-head
A sourced, side-by-side comparison. Classic 300S Smart Ultrasonic Humidifier is cheaper at $79.99. Every spec and price links to its source.
Levoit
$79.99Cheaper
Released 2022
Canopy
$134
Released 2024
On the specs we track, they're closely matched. The Classic 300S Smart Ultrasonic Humidifier is the cheaper at $79.99.
As an Amazon Associate we earn from qualifying purchases. Prices verified at capture; live price may differ.
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | | |
|---|---|---|
| US price | $79.99 | $134 |
| Brand | Levoit | Canopy |
| Released | 2022 | 2024 |
| Type | ultrasonic | evaporative |
| Tank capacity liters | 6 | 2.5 |
| Coverage (sq ft) | 505 | 500 |
| Runtime hours | 60 | 36 |
| Smart Wi-Fi | Yes | No |
| Top fill | Yes | Yes |
| Noise dba | 30 | 40 |
Sources — Classic 300S Smart Ultrasonic Humidifier: levoit.com (verified 2026-06-15). Bedside Humidifier 2.0: getcanopy.co (verified 2026-06-15).
Where the two actually differ on the specs we track (6 of 7). Matching specs are omitted.
Sourced tester consensus for each — the "what people who used it think" layer, not just specs.
Only one whitelisted tester yielded a readable, hands-on review: Wirecutter names the Classic 300S its humidifier runner-up, calling it nearly as powerful and reliable as its Levoit LV600S top pick with a handy night-light, but flags an unintuitive icon-only interface, tricky cleaning, and reports of tank leaks. RTINGS (paywalled) and TechGearLab (site maintenance) were unreadable and discarded. (1 sourced review, 1 lab-tested.)
Praised: Nearly as powerful and reliable as Wirecutter's top-pick LV600S, and similarly avoids over-humidifying the room; Pleasant built-in night-light that is easy to turn off without stopping humidification; Same smart-home features and same two-year warranty as the top pick.
Flagged: Icon-only onboard buttons are less intuitive and harder to navigate than the top pick's labeled buttons; Reports of the tank leaking after a few months of use (Amazon reviewers and Wirecutter staffers); Harder to clean than the top pick due to the awkward water-vapor chimney and complex basin water channel.
Only one whitelisted tester covers this model: Wirecutter, whose Feb 2026 humidifier guide places the Canopy Bedside Humidifier in the not-recommended 'The competition' section. It praises the attractive, thoughtful design (down to the packaging) but concludes the unit works well overall yet costs too much to justify. No measurements were reported for this specific model, and no other whitelisted outlet reviewed it. (1 sourced review.)
Praised: Attractive design with thoughtful choices down to the packaging; Works well overall as a humidifier.
Flagged: Price too high to justify — an 'extravagant price tag' relative to recommended picks.