Dreo HM735S vs LEVOIT Smart Humidifier 4.2L
Side-by-side comparison based on published product information. Check Amazon for current price and availability.
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We compare published manufacturer specifications, manuals, support policies, and relevant public guidance. We do not present unpublished laboratory or in-home measurements as our own testing.
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Use the feature table below to match published specifications to your room, filtration, and noise requirements. We do not assign an overall score without retained independent test evidence.
LEVOIT Smart Humidifier 4.2L
LEVOIT
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Feature comparison
| Feature | Dreo HM735S | LEVOIT Smart Humidifier 4.2L |
|---|---|---|
| Tank capacity | 11 L, 2.9 gal (top fill) | 4.2 L (top fill) |
| Runtime | Up to 100 hours | Up to 42 hours |
| Coverage | Up to 700 sq ft | 432 sq ft |
| Mist | 5 μm ultrafine mist, 2.4 MHz atomization | — |
| Noise level | 26 dB (sleep mode) | — |
| Filter / cartridge | Optional scale-inhibitor cartridge (cartridge life tracked in Dreo app) | — |
| Warranty | 12 months; extended warranty with product registration | 2-year limited |
| Dimensions | 8.86 x 10.24 x 30.91 in (W x D x H) | — |
| Weight | 5.94 lbs | — |
| Mist output | — | 270 mL/h |
| Filter / wick | — | No filter or wick; dishwasher-safe parts |