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Levoit · Air purifiers

Levoit Core 400S

Smart air purifier with H13 True HEPA filtration, AirSight Plus laser dust sensor, and VeSync app control.

List price

$219

11 attributes tracked

Catalog as of September 1, 2026

Manufacturer list price, not a live offer. Confirm current pricing before you buy.

CADR

260 CFM / 442 m³/h (Smoke), 260 CFM (Dust), 260 CFM (Pollen)

Coverage area

403 sq ft (5 air changes/hr) / 990 sq ft (2 air changes/hr)

What it does well

  • Whisper-quiet 24 dB sleep mode with completely dimmable light display
  • AirSight Plus laser sensor provides real-time PM2.5 numerical readings
  • VeSync smartphone app with scheduling, filter life tracking, and voice control

Where it gives ground

  • Coverage is sized for medium bedrooms and living rooms (under 1,000 sq ft)
  • Activated carbon layer is a coated sheet rather than heavy pellet bed

Compare it head to head

The fastest way to decide is against the product you are actually cross shopping. Showing 4 of 12 published matchups.

Air purifiers11 differing specs

Alen BreatheSmart 75i Large Room Air Purifier

$749

Levoit Core 400S

$219

Alen leads on 3 of 5 rankable specs, but Levoit saves $530.

See the breakdown
Air purifiers11 differing specs

Blueair Protect 7470i

$649

Levoit Core 400S

$219

Blueair leads on 4 of 5 rankable specs, but Levoit saves $430.

See the breakdown
Air purifiers11 differing specs

Coway Airmega 400

$549

Levoit Core 400S

$219

Coway leads on 4 of 5 rankable specs, but Levoit saves $330.

See the breakdown
Air purifiers11 differing specs

Dyson Purifier Hot+Cool Formaldehyde HP09

$799

Levoit Core 400S

$219

Evenly split on rankable specs, so price and taste decide it.

See the breakdown

Full specifications

Performance

CADR
260 CFM / 442 m³/h (Smoke), 260 CFM (Dust), 260 CFM (Pollen)
Room size
Bedrooms, apartments, mid-size living spaces
Coverage area
403 sq ft (5 air changes/hr) / 990 sq ft (2 air changes/hr)

Filters

Filter types
3-Stage: Nylon Pre-filter + H13 True HEPA + High-Efficiency Activated Carbon
Filter life
6–12 months

Usability & Smart

Noise levels
24 dB (Sleep mode) – 52 dB (High mode)
Energy consumption
38 W max power consumption
Smart features
VeSync Wi-Fi App, Amazon Alexa, Google Assistant voice control
Air quality sensors
AirSight Plus Laser Dust Sensor with PM2.5 numerical display and 4-color ring

Design & Ownership

Weight
14.1 lb (6.4 kg)
Warranty
2 years limited warranty
Most rows are from the official spec sheet. Marked rows are other published figures or our summary, not lab tests we ran.Official Levoit Core 400S spec sheet (opens in a new tab)

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Winix

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Levoit

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Frequently asked

How much does Levoit Core 400S cost?

Levoit Core 400S lists at $219 (manufacturer list price snapshot as of 2026-09-01). Retail prices vary by merchant and this is not a live quote.

What are Levoit Core 400S’s key specs?

Key specifications for Levoit Core 400S include cadr (260 CFM / 442 m³/h (Smoke), 260 CFM (Dust), 260 CFM (Pollen)) and coverage area (403 sq ft (5 air changes/hr) / 990 sq ft (2 air changes/hr)).

What does Levoit Core 400S compare against?

Levoit Core 400S is compared head to head against Alen BreatheSmart 75i Large Room Air Purifier vs Levoit Core 400S, Blueair Protect 7470i vs Levoit Core 400S, Coway Airmega 400 vs Levoit Core 400S, Dyson Purifier Hot+Cool Formaldehyde HP09 vs Levoit Core 400S, Levoit Core 400S vs Blueair Blue Pure 211+ Auto, and Levoit Core 400S vs Blueair Blue Pure 311i Max.