$54.99 at Best Buy: The SPT Ultrasonic Cool Mist Humidifier has a 2-gallon tank and comes in white. With an automatic shut off feature, this humidifier can cover a room of up to 500 square feet.

Many people looking for the best humidifier seem to gravitate toward the Pure Enrichment MistAire Ultrasonic Cool Mist Humidifier, at least from what we’ve seen in recent months. It was a little ...