
Levoit Core 400S
Air purifiers
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Air purifiers

Air purifiers
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Your starting point
We compare the published specifications relevant to your priority. Each rankable specification counts once; your selected requirements can rule a product out. This is a guide to the numbers, not a laboratory performance score.
The trade-off to know
Levoit Core 400S: Coverage is sized for medium bedrooms and living rooms (under 1,000 sq ft)
Look at the differences ↓Side by side
Start with the key specs, then explore as much as you need.
| What you’re comparing | Levoit Core 400S | Coway Airmega AP-1512HH Mighty |
|---|---|---|
| CADRPerformance | 260 CFM / 442 m³/h (Smoke), 260 CFM (Dust), 260 CFM (Pollen) | 233 CFM (Smoke), 246 CFM (Dust), 240 CFM (Pollen) |
| Room sizePerformance | Bedrooms, apartments, mid-size living spaces | Bedrooms, home offices, medium living rooms |
| Coverage areaPerformance | 403 sq ft (5 air changes/hr) / 990 sq ft (2 air changes/hr) | 361 sq ft (4.8 air changes/hr) / 874 sq ft (2 air changes/hr) |
| Filter typesFilters | 3-Stage: Nylon Pre-filter + H13 True HEPA + High-Efficiency Activated Carbon | 4-Stage: Washable Pre-filter + Deodorization Carbon + True HEPA + Vital Ion |
| Filter lifeFilters | 6–12 months | 12 months (True HEPA) / 6 months (Carbon) |
Showing 5 of 11 specifications. Missing values stay unlisted. About the sources
Both sides of the decision
Beyond the spec sheet
Explore the ownership details available for this pair.
Levoit Core 400S
Coway Airmega AP-1512HH Mighty
Physical clearance required for airflow, wall placement, and bedroom noise levels.
Wall Clearance Required
360° intake requires 15 in perimeter clearance from walls
Front-intake design: can sit almost flush against walls (leaves floor space open)
Nighttime Sleep Mode Noise
24 dB quiet sleep mode
24.4 dB lowest speed (vital ionizer can be toggled off)
Unit Footprint & Dimensions
Mid-sized cylinder (10.8 × 10.8 × 20.5 in; 11.0 lb)
Boxy square unit (16.8 × 18.3 × 9.6 in; 12.3 lb)
Documented ergonomic quirks, hardware annoyances, and maintenance realities reported by real owners.
Levoit: What to watch for
Requires periodic filter replacements to maintain airflow and odor capture.
Coway: What to watch for
Ionizer ("Vital Ion") produces negligible ozone and should be disabled.
Know what’s behind the comparison
Clinchmark compares manufacturer specifications and other published information. We have not independently lab-tested these products. Editorial assessments and unknown values are identified in the specification details.
Catalog snapshot: September 1, 2026. Prices, availability, and provider terms can change.
Levoit Core 400S costs $10 less at list price.
Coway Airmega AP-1512HH Mighty has this deal-breaker: no Wi-Fi app. No schedules or remote control from your phone.
Too close to call on bedrooms from the spec sheets. Only weight is rankable here. Noise levels: 24 dB vs 24 dB Smart features: VeSync Wi-Fi App, Amazon Alexa, Google… vs Smart Auto Mode + Eco Mode
Of the 11 specs tracked here, 7 are descriptive and cannot be ranked on numbers alone. Spec sheets also cannot measure subjective factors like build quality, real-world performance, or comfort.