Choose Lg AS601HBB0 for higher CADR and larger-room coverage. Choose Alen 45i if you want lower noise.
Which purifier has higher CADR?
The Lg AS601HBB0 has a smoke CADR of 277 CFM versus 255 CFM for the Alen 45i, a difference of 9%.
Which purifier is quieter?
Alen 45i is quieter (23 vs 25 dB).
Which purifier covers a larger room?
Lg AS601HBB0 fits a larger room (about 429 vs 395 sq ft recommended from CADR).
Which purifier has better smart features?
Both list smart features (360° purification, NanoFiber True HEPA filter, Clean Booster fan technology, WiFi connectivity vs True HEPA filtration, Whisper-quiet operation, Smart Sensor, Auto Mode).
Which purifier has better filtration?
Lg AS601HBB0 lists NanoFiber True HEPA; Alen 45i lists HEPA.
Bottom line
Choose Lg AS601HBB0 for higher CADR and larger-room coverage. Choose Alen 45i if you want lower noise.
| Metric | Lg AS601HBB0 | Alen 45i | Difference / Winner |
|---|---|---|---|
| Smoke CADR | 277 CFM | 255 CFM | Lg AS601HBB0 (+9%) |
| Recommended room size | 429 sq ft | 395 sq ft | Lg AS601HBB0 (+9%) |
| Manufacturer claimed coverage | 2059 sq ft | 1900 sq ft | — |
| Minimum noise | 25 dB | 23 dB | Alen 45i |
| Filter type | NanoFiber True HEPA | HEPA | — |
| Wi-Fi / app | Yes | Yes | — |
| Weight | — | 14 lb | — |