Air Purifiers · owner-verdict comparison

Coway Airmega AP-1512HH Mighty vs Levoit Core 400S: what real owners say

Real owners rate these about evenly: 92% of 428 Coway Airmega AP-1512HH Mighty owners recommend it, vs 89% of 55 for the Levoit Core 400S.

Verdicts aggregated from Reddit, enthusiast forums, and YouTube owner comments — affiliate reviews excluded. Sample sizes differ; judge accordingly. How we score

Coway Airmega AP-1512HH Mighty

92%of 428 owners recommend
92% recommend · 3% neutral · 5% don't
Owners praise
  • Effective on dust, pollen, dander
  • Quiet on low and medium
  • Runs 24/7 for years, durable
Owners complain about
  • Does little for odors and VOCs
  • Loud at highest fan speed
  • New filters can emit chemical smell
Full owner report →

Levoit Core 400S

89%of 55 owners recommend
89% recommend · 6% neutral · 5% don't
Owners praise
  • Very quiet, even on higher fan speeds
  • Noticeably reduces dust, pet dander, and allergens
  • Good value and affordable versus higher-end brands
Owners complain about
  • Replacement HEPA filters are expensive
  • Some owners saw little reduction in household dust
  • Motor/fan noise and occasional grinding on some units
Full owner report →

Which should you buy?

Get the Coway Airmega AP-1512HH Mighty if
  • ✓Allergy and asthma sufferers battling dust and pollen
  • ✓Pet owners managing dander and hair in medium rooms
  • ✓Light sleepers wanting quiet operation and white noise
  • ✓Wildfire-smoke and particulate control in ~360 sq ft rooms
Skip it if
  • People mainly trying to remove odors, smoke, or VOCs
  • Anyone needing quiet operation at top fan speed
Get the Levoit Core 400S if
  • ✓Pet owners tackling airborne dander and hair
  • ✓Allergy and asthma sufferers seeking symptom relief
  • ✓Large living rooms and spaces up to ~600 sq ft
  • ✓Users wanting app control, scheduling, and air-quality monitoring
Skip it if
  • Buyers put off by pricey replacement filters
  • Anyone sensitive to a persistent motor hum

What Coway Airmega AP-1512HH Mighty owners say

“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

What Levoit Core 400S owners say

“Works great every time. Highly recommended!”
— @ukmerkz5031 on YouTube
“I'm so happy with this purchase, and I doubt I'll ever buy a different brand.”
— @margo533 on YouTube
“My newly lupricated 400s bearing was silent for 1 month and started wining again after it. Instead of replacing the bearing I might replace the levoit.”
— @LordDarthNihilus on YouTube

Coway Airmega AP-1512HH Mighty vs Levoit Core 400S: frequently asked questions

Is the Coway Airmega AP-1512HH Mighty or the Levoit Core 400S better?

Real owners rate these about evenly: 92% of 428 Coway Airmega AP-1512HH Mighty owners recommend it, vs 89% of 55 for the Levoit Core 400S.

Who should get the Coway Airmega AP-1512HH Mighty?

Owners point the Coway Airmega AP-1512HH Mighty at allergy and asthma sufferers battling dust and pollen, and pet owners managing dander and hair in medium rooms.

Who should get the Levoit Core 400S?

Owners point the Levoit Core 400S at pet owners tackling airborne dander and hair, and allergy and asthma sufferers seeking symptom relief.

What do owners complain about?

The most-cited downside of the Coway Airmega AP-1512HH Mighty is does little for odors and VOCs. For the Levoit Core 400S, it's replacement HEPA filters are expensive.