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Coway Airmega 150
#2 of 4 in compact · #37 of 49 overall · all Coway models
3.1
Compact unit with auto mode and a washable prefilter; filters are pricey for the CADR.
128 cfmsmoke CADR
198 sq ftAHAM room size
47 dBat full speed
32 Wmax power
$149street price, being verified
One air change of a 300 sq ft room in about 19 min$45 a year in filters$374 to own for 5 yearsAHAM Verifide CADR
Ratings
Includes independent measurements from HouseFresh.
Each rating places this unit among the others on a 0.5–5 scale, within its room-size class for the measures that scale with size and across the whole catalog for the rest. Weighted together they give the overall 3.1. Formula and weights.
Specifications
- Smoke CADR
- 128 cfm
- Dust CADR
- 141 cfm
- Pollen CADR
- 127 cfm
- AHAM room size
- 198 sq ft
- Maker's room size
- 214 sq ft
- Max power
- 32 W
- Noise (low / high)
- 22 / 47 dB
- Filter cost
- $45
- Filter life
- 12 months
- Filters per year
- $45
- 5-year cost of ownership
- $374
- True HEPA
- Yes
- Activated carbon
- 0.3 lb
- Auto mode (PM2.5 sensor)
- Yes
- App
- No
- Washable prefilter
- Yes
- AHAM Verifide
- Yes
- Energy Star
- Yes
- Weight
- 9.7 lb
- Released
- 2020
Independent measurements
| Metric | Value | Source |
|---|---|---|
| Time to clear test room 728 cu ft test room; incense smoke cleared to PM1 zero (100%); top speed (3 of 3) | 33 min | HouseFresh 2025-12 |
| Noise, measured speed 1 of 3 (lowest); 3 ft | 35.2 dBA | HouseFresh 2025-12 |
| Noise, measured speed 3 of 3 (top); 3 ft | 55.6 dBA | HouseFresh 2025-12 |
| Power draw, measured speed 3 of 3 (top) | 31.6 W | HouseFresh 2025-12 |
How it compares with its neighbors
| # | Model | Smoke CADR | Dust | Pollen | W | dB max | Filters/yr | $/CADR | Score |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Levoit Core 200S | 118 | 120 | 122 | 26 | 46 | $38 | 0.7 | 4.1 |
| 2 | Coway Airmega 150 | 128 | 141 | 127 | 32 | 47 | $45 | 1.2 | 3.1 |
| 3 | GermGuardian AC4825 | 100 | 118 | 125 | 55 | 55 | $60 | 0.8 | 2.5 |
| 4 | Honeywell HPA100 | 100 | 106 | 100 | 50 | 55 | $35 | 1.0 | 2.5 |
Head-to-head: Levoit Core 200S vs Coway Airmega 150 · Coway Airmega 150 vs GermGuardian AC4825 · Coway Airmega 150 vs Honeywell HPA100