#1
Alen
75i
91 positive 0 neutral 15 negative
Based on 106 Reddit mentions
$749.00
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Most discussed features
Sentiment summary across the product areas Reddit users mention most.
Reddit mentions
Original Reddit posts and comments behind this analysis.
How long for new-filter smell to dissipate on the Coway Airmega ProX?
Yeah, I could get 2 x 45i for the same price as 1 x 75i at current sales, and the 2 x 45i would give me more CADR with less noise, since 2 x 45i at speed 1 gives a CADR half-way between speeds 2 & 3 with 1 x 75i (and better coverage, since I could put them at two different locations in my room). Spe
...theorist9 in r/HouseFresh
April 25, 2026 4:27 AM
3
Anyone with experience with alen air purifiers.
I've wanted Alen for years. Got the 75i and 35i. 35i was fine, but not that impressed with odor removal and I have the ultimate filter. Small kitchen and if I cook a burger, the smell is still there in the morning-even on turbo. 75i makes a knocking sound even on the lowest speed and that is right o
...blues2u in r/AirPurifiers
June 2, 2026 2:47 AM
2
Redditors compare it with
Alen 75i vs Alen BreatheSmart 75i 82 Reddit comments and posts discuss both
Alen 75i vs Blueair Blue Signature 27 Reddit comments and posts discuss both
Alen 75i vs Dyson Purifier Big+Quiet Formaldehyde BP03 21 Reddit comments and posts discuss both
Alen 75i vs Coway ProX 14 Reddit comments and posts discuss both
