Levoit Core 600S vs Coway Airmega 450
Two of the hepa + carbon purifiers for smoke & odor in our best air purifiers for smoke & odor: hepa + carbon from iqair, coway, levoit, blueair comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.
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Best for: 391 CFM with a Smoke Remover filter option
Check price at AmazonBest for: 439 CFM smoke with an Intense Smoke+ filter option
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Levoit Core 600S | Coway Airmega 450 | Weight |
|---|---|---|---|
| Smoke CADRAHAM's smoke CADR measures how fast smoke particles are removed. IQAir, Shark, Honeywell and Winix's 9800 don't publish one; those score at the lowest published value in the category. | 391 CFM | 439 CFM | 40% |
| Carbon/odor filter lifeHow long the maker rates the carbon or gas stage, which saturates faster than HEPA. Rabbit Air (12 h/day) and IQAir (10 h/day) state their usage basis. | Not listed | 12 months | 20% |
| Smoke or VOC filter offeredYes when the maker sells a smoke-, toxin- or VOC-specific filter for this model (e.g. Coway Intense Smoke+, Levoit Smoke Remover, Blueair SmokeBlock, Winix SmokeGuard, Rabbit Air Toxin Absorber), or when gas filtration is the main filter (IQAir). | Yes | Yes | 15% |
| CADR per wattComputed by us: smoke CADR divided by rated power. During smoke events these run on high for days. | 8 CFM/W | 6.1 CFM/W | 15% |
| Loudest settingYou'll run it on high during smoke events, so top-speed noise matters. | 55 dB | 57.7 dB | 10% |
| CADR | 391 CFM | Not listed | info |
| Ideal room size | 606 ft² (4.8 ACH) / 2,909 ft² (1 ACH) | Not listed | info |
| Filter | Pre-filter + HEPA + custom high-efficiency activated carbon (ARC Formula) | Not listed | info |
| Optional filters | Smoke Remover, Toxin Absorber | Not listed | info |
| Noise | 26–55 dB | 23.6–57.7 dB(A) | info |
| Rated power | 49 W | Not listed | info |
| Weight | 13.7 lb | 24.9 lb | info |
| CADR (smoke / dust / pollen) | Not listed | 439 / 445 / 450 | info |
| Coverage | Not listed | 3,285 ft² at 1 air change/hr; 1,643 ft² at 2 | info |
| Filter options | Not listed | 3-in-1 Fresh Starter+, Allergen+, Intense Smoke+ (HEPA with VOC absorber + activated carbon) | info |
| Filter life | Not listed | 1+ year | info |
| Power | Not listed | 72 W | info |
| AirPick score | 7.7/10 | 7.0/10 | 100% |
Where each one comes out ahead
Levoit Core 600S
Better published figure on: CADR per watt, Loudest setting.
What we like
- 8 CFM per watt
- Smoke Remover filter option
Watch out for
- Carbon life not published
Coway Airmega 450
Better published figure on: Smoke CADR.
What we like
- 439 CFM smoke CADR
- Dedicated Intense Smoke+ filter
Watch out for
- 57.7 dB on high
Verdict
Coway lists more smoke CADR (439 vs Levoit's 391 headline CADR) and a 1+ year filter. Levoit uses 49 vs 72 W and is 2.7 dB quieter on high.
- Levoit Core 600S: Levoit: Core 600S-P
- Coway Airmega 450: Coway: Airmega 450