Real owners rate these about evenly: 92% of 24 Coway Airmega 200M owners recommend it, vs 92% of 428 for the Coway Airmega AP-1512HH Mighty.
Verdicts aggregated from Reddit, enthusiast forums, and YouTube owner comments — affiliate reviews excluded. Sample sizes differ; judge accordingly. How we score
“Um-- it's no joke. At first, I was a little disappointed that it wasn't kicking on automatically while I was cooking since reviewers mentioned that a lot but then I realized I wasn't really cooking the types of foods that produce strong odors. It DOES seem to ramp up into it's higher filtering modes (from the eco mode) whenever my bird starts to preen, thus”— gigabird on Reddit
“I just bought [this one](https://cowaymega.com/products/coway-airmega-200m) and it gets very mad at me when I dab, but the couple upstairs hasn't complained of smells.”— shiky556 on Reddit
“If this had an actual carbon pellet filter and all the lights turn off, I would highly consider this product.”— @Zack-fu8sn on YouTube
“The Coway Airmega AP-1512HH is usually at the top of most recommendations at least when I was researching a few years ago, we have 2 and have no complaints.”— ProblimaticSolutions on Reddit
“I use the coway ap-1512hh air purifier and it's been great. It's reasonably priced and does a great job with my small studio apartment. I do have to lug it in between the living and bedroom in the morning and night but that's about the only downside of it.”— culdesaclamort on Reddit
“Looks like an ipod shuffle!”— @mikecon7634 on YouTube