Home › Large (250–399 CADR) › Blueair HealthProtect 7470i
Blueair HealthProtect 7470i
#17 of 18 in large · #43 of 49 overall · all Blueair models
2.7
Premium build and very quiet low speed; CADR per dollar is poor.
300 cfmsmoke CADR
465 sq ftAHAM room size
51 dBat full speed
55 Wmax power
$550street price, being verified
One air change of a 300 sq ft room in about 8 min$240 a year in filters$1,750 to own for 5 yearsAHAM Verifide CADR
Ratings
Includes independent measurements from Tom's Guide.
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 2.7. Formula and weights.
Specifications
- Smoke CADR
- 300 cfm
- Dust CADR
- 300 cfm
- Pollen CADR
- 300 cfm
- AHAM room size
- 465 sq ft
- Maker's room size
- 418 sq ft
- Max power
- 55 W
- Noise (low / high)
- 21 / 51 dB
- Filter cost
- $120
- Filter life
- 6 months
- Filters per year
- $240
- 5-year cost of ownership
- $1,750
- True HEPA
- Yes
- Activated carbon
- 0.5 lb
- Auto mode (PM2.5 sensor)
- Yes
- App
- Yes
- Washable prefilter
- No
- AHAM Verifide
- Yes
- Energy Star
- Yes
- Weight
- 27.0 lb
- Released
- 2020
Independent measurements
| Metric | Value | Source |
|---|---|---|
| Noise, measured lowest fan speed; distance not stated; differs from Blueair's 21 dB spec so taken as measured | 35.3 dBA | Tom's Guide 2022-08 |
| Noise, measured maximum fan speed; distance not stated; differs from Blueair's 51 dB spec so taken as measured. Page also reports 0.241 kWh over 24 h in auto mode (about 10 W average) which is not recorded as a power row | 48 dBA | Tom's Guide 2022-08 |
How it compares with its neighbors
| # | Model | Smoke CADR | Dust | Pollen | W | dB max | Filters/yr | $/CADR | Score |
|---|---|---|---|---|---|---|---|---|---|
| 14 | Medify MA-40 | 330 | 330 | 330 | 68 | 56 | $160 | 0.5 | 3.0 |
| 15 | Winix T810 | 267 | 267 | 267 | 45 | 62 | $90 | 0.9 | 3.0 |
| 16 | Rabbit Air A3 | 262 | 270 | 265 | 57 | 51 | $100 | 2.3 | 3.0 |
| 17 | Blueair HealthProtect 7470i | 300 | 300 | 300 | 55 | 51 | $240 | 1.8 | 2.7 |
| 18 | Mila Air Purifier | 263 | 270 | 265 | 55 | 55 | $198 | 1.1 | 2.7 |