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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.
MOBI Air Purifier 4 in 1 Smart Wi-Fi Air Purifier & Humidifier with Removable Water Tank & Filter
This MOBI Air Purifier 4-in-1 is designed for someone who wants cleaner air and balanced humidity without juggling multiple devices. If you live in a dry climate or have seasonal allergies, you get both filtration and moisture in one unit.
Instead of spending money on a separate purifier and humidifier, this combines them. The 3-stage filter catches dust, pollen, and pet dander, while the built-in humidifier releases a fine mist to ease dry skin and scratchy throats. You can even add a few drops of essential oil to the aromatherapy pad for a light lavender scent during bedtime.
The sleep mode is genuinely quiet at 24dB—you won't hear it running across the room. The display lights turn off automatically, so nothing disturbs your rest. For a 300 sq ft bedroom, it cycles air about 5 times per hour, keeping the space fresh all night. The water tank lasts up to 30 hours on low, meaning you don't have to refill it every night.
Features
- Covers up to 1095 ft²
- Built-in humidifier with 30-hour runtime
- Aromatherapy compatible
- Whisper-quiet sleep mode at 24dB
- 3+2 stage filtration system
General specs
- Brand: MOBI
- Seller: Amazon
- ID: B0CB771KML
- Filter: Removable
- Water Tank: Removable
- Fi Smart Wi: Yes
- Aromatherapy: Yes
- Coverage Area: 1095 ft²
- Humidifier Type: Built-in, Forced-air water tank
- Filtration Stages: 3+2 Stage
- Filtration System: Pre-Filter, Activated Carbon, HEPA
- Humidifier Run Time: 30 hours
- Air Changes Hour Per: 5x
- Filtration Humidifier: 2-stage separate
- (Sleep Level Mode) Noise: 24 dB
- CADR (Clean Air Delivery Rate): Unknown
- First listed by seller: 5/20/26
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
$89.00
Free shipping
New
Third-party seller
FBA
Shippable
New from
$89.00
Only from New + Shippable live offers
New offers
Third-party seller
· FBA · Shippable
$89.00
Third-party seller
· Shippable
$89.00
Third-party seller
· FBA · Shippable
$89.00
Offers updated: 5/31/26
Shipping options
Delivery to 
Russia
Russia
Available
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Air Purifier 4 in 1 Smart Wi-Fi Air Purifier & Humidifier with Removable Water Tank & Filter
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| Brand | MOBI | LG | HomBreez | Goldtech | LEVOIT | AUPU |
| Model | LSA50A | WG-03 | Bundle | |||
| Color |
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| Rating |
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| Price | $89.00 | $885.23 | $59.99 | $52.99 | $229.98 | $341.99 |
| Seller | Amazon | Vashtovar.rf | Amazon | Amazon | Amazon | Amazon |
| Update | May 29, 2026 | Aug 19, 2024 | May 29, 2026 | May 29, 2026 | May 28, 2026 | May 3, 2026 |
| Coverage Area | 1095 ft² | 200 ft² | 200 | |||
| Filter Type | H13 True HEPA | HEPA | HEPA | |||
| Noise Level | Quiet | 22 | 19.5 dB | |||
| Water Tank Capacity | 13.5 fl oz | 0.4 | 5.5 L, 1.45 gallons | |||
Air Purifier 4 in 1 Smart Wi-Fi Air Purifier & Humidifier with Removable Water Tank & Filter
$89.00
When this device makes sense
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