Choose Blueair Blue Signature SP3i for higher CADR (321 vs 277 CFM) and larger-room coverage. Choose Lg AS601HBB0 if you want lower noise.
Which purifier has higher CADR?
The Blueair Blue Signature SP3i has a smoke CADR of 321 CFM versus 277 CFM for the Lg AS601HBB0, a difference of 16%.
Which purifier is quieter?
Lg AS601HBB0 is quieter (25 vs 54 dB).
Which purifier covers a larger room?
Blueair Blue Signature SP3i fits a larger room (about 498 vs 429 sq ft recommended from CADR).
Which purifier has better smart features?
Both list smart features (WiFi Smart Control, Auto Mode, Odor & Smoke Removal, AHAM Verified vs 360° purification, NanoFiber True HEPA filter, Clean Booster fan technology, WiFi connectivity).
Which purifier has better filtration?
Blueair Blue Signature SP3i lists HEPASilent; Lg AS601HBB0 lists NanoFiber True HEPA.
Bottom line
Choose Blueair Blue Signature SP3i for higher CADR (321 vs 277 CFM) and larger-room coverage. Choose Lg AS601HBB0 if you want lower noise.
| Metric | Blueair Blue Signature SP3i | Lg AS601HBB0 | Difference / Winner |
|---|---|---|---|
| Smoke CADR | 321 CFM | 277 CFM | Blueair Blue Signature SP3i (+16%) |
| Recommended room size | 498 sq ft | 429 sq ft | Blueair Blue Signature SP3i (+16%) |
| Manufacturer claimed coverage | 2250 sq ft | 2059 sq ft | — |
| Minimum noise | 54 dB | 25 dB | Lg AS601HBB0 |
| Filter type | HEPASilent | NanoFiber True HEPA | — |
| Power | 36 W | — | — |
| Wi-Fi / app | Yes | Yes | — |
| Weight | 9.5 lb | — | — |