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Purifier vs Humidifier
Decide whether to filter dust, smoke, pollen, and odors with an air purifier or add moisture to dry air with a humidifier.
Dreo HM755S Smart Humidifier Large Room: 130 hours ultra-long runtime
This Dreo humidifier is for the busy parent who needs a reliable solution for dry winter air in a large bedroom or nursery. While many focus on basic moisture output, this model delivers peace of mind through smart, hands-off control.
The 130-hour runtime means you can set it on Sunday and forget about refills until Friday. The app lets you adjust humidity from your phone when you are away, so you can ensure a comfortable environment for your baby or plants before you return. The 30dB operation is quiet enough that you will not hear it over a white noise machine, and the top-fill design makes refilling quick without spills.
It humidifies up to 1000 square feet with a powerful mist that reaches every corner. The clean tank technology and auto shut-off provide safe, worry-free use daily.
Features
- Covers up to 1000 sq ft large room
- Smart control via app, voice, or remote
- Top-fill design for easy refilling
- Whisper-quiet operation at 30dB
- Precise humidity control with 5% accuracy sensor
- Self-cleaning tank and auto shut-off
- RGB light and dimmable LED display
- Replaceable demineralization cartridge
- 130 hours ultra-long runtime
General specs
- Brand: Dreo
- Model: HM755S
- Seller: Amazon
- ID: B0FM7QMB4J
- Weight: 3153.66
- Runtime: 130
- Material: Plastic
- Mist Type: Cool Mist
- Dimensions: 9.45, 25.04, 9.45
- Filter Type: Demineralization Cartridge
- Mist Output: 400
- Noise Level: 30
- Connectivity: Wi-Fi
- Power Source: Corded Electric
- : Yes
- Coverage Area: 1000
- Control Method: App, Remote, Voice
- Water Tank Capacity: 16
- Humidification Method: Ultrasonic
- Voice Assistant Compatibility: Amazon Alexa
- First listed by seller: 1/12/26
If you are interested in more details, you can find full information on the seller's page.
Amazon live offers
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FBA means the order is fulfilled by Amazon, even when the seller is a third-party merchant.
Shippable means the offer is listed as available for delivery on Amazon.
New, Used and Refurbished describe the item condition shown for that Amazon offer.
Top live offer
$169.99
Free shipping
New
Sold by Amazon
FBA
Shippable
Used from
$148.86
Only from Used + Shippable live offers
Used offers
Used - Very Good
· Third-party seller
· FBA · Shippable
$148.86
Used - Like New
· Third-party seller
· FBA · Shippable
$150.51
Offers updated: 6/4/26
Price History for seller Amazon
Shipping options
Delivery to 
United States
United States
Available
Similar products comparison
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Dreo HM755S White 130 hours ultra-long runtime
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MERONTE 1 White 6L large capacity for up to 50 hours of use
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Dreo DR-HHM001S White Voice control via Alexa or Google Assistant
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MERONTE 1 Black 6L large capacity for up to 50 hours of use
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| Brand | Dreo | MERONTE | Dreo | Dreo | MERONTE | Dreo |
| Model | HM755S | 1 | DR-HHM001S | DR-HHM001 | 1 | DR-HHM003S |
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| Price | $169.99 | $49.99 | $44.99 | $49.99 | $39.73 | $89.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | May 29, 2026 | Apr 15, 2026 | May 29, 2026 | Apr 24, 2026 | May 29, 2026 | May 9, 2026 |
| Weight | 3153.66 | 1419.7 | 1415.21 | 2699.4 | ||
| Runtime | 130 | 50 | 36 | 36 | 50 | 60 |
| Material | Plastic | Plastic | Plastic | Plastic | ||
| Mist Type | Cool Mist | Cool Mist | Cool Mist | Cool Mist | Cool Mist | Warm & Cool Mist |
| Dimensions | 9.45, 25.04, 9.45 | 7.4, 12.67, 9.4 | 10.15, 5.51, 11.02 | 10.16, 5.51, 11.02 | 7.4, 12.67, 9.4 | 6.14, 13.93, 11.4 |
| Filter Type | Demineralization Cartridge | Demineralization Cartridge | Filterless | Demineralization Cartridge | ||
| Mist Output | 400 | 300 | 500 | |||
| Noise Level | 30 | 28 | 28 | |||
| Connectivity | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi | ||
| Power Source | Corded Electric | Corded Electric | Corded Electric | Corded Electric | ||
| Yes | Yes | Yes | Yes | |||
| Coverage Area | 1000 | Large Room | 430.56 | Large | ||
| Control Method | App, Remote, Voice | Touch, App, Voice | Touch, App, Voice | Touch, App, Voice | App, Touch, Voice | App |
| Water Tank Capacity | 16 | 6 | 4 | 0.14 | 6 | 6 |
| Humidification Method | Ultrasonic | Ultrasonic | Ultrasonic | Ultrasonic | ||
| Voice Assistant Compatibility | Amazon Alexa | Amazon Alexa | Amazon Alexa | Amazon Alexa | Amazon Alexa | Amazon Alexa |
Dreo HM755S White 130 hours ultra-long runtime
$169.99
When this device makes sense
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