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Alen BreatheSmart 45i
#12 of 22 in medium · #30 of 49 overall · all Alen models
3.2
Medium Alen with the same quiet motor; lifetime warranty with filter subscription.
245 cfmsmoke CADR
380 sq ftAHAM room size
49 dBat full speed
50 Wmax power
$349street price, being verified
One air change of a 300 sq ft room in about 10 min$79 a year in filters$744 to own for 5 yearsAHAM Verifide CADR
Ratings
Spec-based rating. No independent measurement has been logged for this air purifier yet, so the score uses manufacturer specifications and price. How that works.
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 3.2. Formula and weights.
Specifications
- Smoke CADR
- 245 cfm
- Dust CADR
- 245 cfm
- Pollen CADR
- 245 cfm
- AHAM room size
- 380 sq ft
- Maker's room size
- 800 sq ft
- Max power
- 50 W
- Noise (low / high)
- 24 / 49 dB
- Filter cost
- $79
- Filter life
- 12 months
- Filters per year
- $79
- 5-year cost of ownership
- $744
- True HEPA
- Yes
- Activated carbon
- 0.3 lb
- Auto mode (PM2.5 sensor)
- Yes
- App
- Yes
- Washable prefilter
- No
- AHAM Verifide
- Yes
- Energy Star
- Yes
- Weight
- 15.0 lb
- Released
- 2019
Independent measurements
None logged yet. We only record numbers from published tests, each with a link to its source. The reviewers and labs we track. Know of a test we've missed? Tell us.
How it compares with its neighbors
| # | Model | Smoke CADR | Dust | Pollen | W | dB max | Filters/yr | $/CADR | Score |
|---|---|---|---|---|---|---|---|---|---|
| 9 | Coway Airmega 250 | 240 | 250 | 245 | 52 | 52 | $70 | 1.0 | 3.3 |
| 10 | Levoit Core 300S | 141 | 140 | 145 | 45 | 50 | $45 | 0.9 | 3.3 |
| 11 | Levoit Vital 100S | 130 | 128 | 131 | 23 | 50 | $70 | 0.8 | 3.3 |
| 12 | Alen BreatheSmart 45i | 245 | 245 | 245 | 50 | 49 | $79 | 1.4 | 3.2 |
| 13 | Coway Airmega 100 | 148 | 150 | 150 | 23 | 57 | $40 | 0.9 | 3.1 |
| 14 | Levoit Core 300 | 141 | 140 | 145 | 45 | 50 | $45 | 0.6 | 3.1 |
| 15 | Alen BreatheSmart FLEX | 240 | 240 | 240 | 50 | 50 | $69 | 1.2 | 3.1 |