Honeywell Warm Mist Humidifier
Score: 78/100
Levoit Cool Mist Humidifier Gray
Score: 88/100Rankings

The Levoit Classic 300S is a smart, large-capacity humidifier designed for bedrooms and large rooms, featuring a 6-liter tank and app-based control. It offers excellent runtime and quiet operation, though the warranty terms are less specific than competitors. It is best suited for tech-savvy users who want automated humidity management and voice control.
The Honeywell HWM845 is a reliable, filter-free warm mist humidifier designed for medium-sized rooms up to 520 square feet. It offers quiet, bacteria-free operation and long runtime, though high settings require frequent refilling. It is best suited for users seeking low-maintenance humidification with aromatherapy benefits.
| Attribute | Honeywell Warm Mist Humidifier | ![]() |
|---|---|---|
3,785 ml | 6,000 mlbest | |
520 sq_ftbest | 505 sq_ft | |
24 hours | 60 hoursbest | |
| ↓ lower better | 0 dBbest | 30 dB |
| ↓ lower better | 2.27 kg | 2 kgbest |
| ↓ lower better | — | 26 wattsbest |
2 levelsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | Honeywell Warm Mist Humidifier | ![]() |
|---|---|---|
Capacity & Runtime(3) | ||
Water Tank Capacity (ml) | 3785 ml | 6000 ml |
Room Coverage (sq_ft) | 520 sq_ft | 505 sq_ft |
Runtime (hours) | 24 hours | 60 hours |
Performance & Acoustics(1) | ||
Noise Level (dB) | 0 dB | 30 dB |
Safety & Power(1) | ||
Power Consumption (watts) | watts | 26 watts |
Portability & Design(2) | ||
Product Weight (kg) | 2.27 kg | 2.0 kg |
Product Dimensions | 12.99x12.2x15.75 inches | 7.56 x 13.39 x 9.65 inches |
Technology & Maintenance(1) | ||
Humidification Method | Warm Mist | Ultrasonic Cool Mist |
Support(1) | ||
Warranty | 3 years | Satisfaction Guaranteed |
Features & Extras(3) | ||
Mist Speed Settings (levels) | 2 levels | levels |
Control Type | Manual | Smart App/Voice |
Night Light | false | true |
Connectivity(1) | ||
Smart Connectivity | None | WiFi/Voice |
Products in the top-left offer the best value (high score, low price).
Professional reviewers highlight the Honeywell HWM845 as a reliable, filter-free alternative that reduces long-term maintenance costs compared to models requiring regular filter replacements. The warm mist technology is noted for producing bacteria-free vapor, though it differs from evaporative models in effectiveness during very dry conditions.
Everyday users express high satisfaction with the humidifier's quiet operation and soothing visible mist, making it ideal for bedroom use. Customers appreciate the aromatherapy capability via the essential oil cup and the long runtime on low settings. However, recurring complaints focus on the need to refill the tank frequently when using the high setting.
