This hour's deals
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Home · Coway
Breathe easier with a HEPA workhorse
Coway Airmega 400 HEPA Air Purifier
Coway's Airmega 400 HEPA air purifier is for anyone who wants cleaner air at home, rated highly by hundreds of buyers.
Deal score 7.7 · Steal
$343.99$649.00 Coway's regular price
You save $305.01 at Coway
Deal.ai's agents found this deal on November 14. The store may have changed its price since.
Why it's a great deal
- Elsewhere right now: Sylvane.com $389.99, Walmart $649.00 (typical $519.50 across 2 stores)
- Cheaper than all 2 other stores selling it right now
- Coway lists its regular price at $649.00: 47% off by its own figures
- Rated 4.5 out of 5 by 301 buyers
Ask our agent about this deal
It checks today's price at every store, compares the alternatives and answers in about a minute.
Price facts
- This deal was $343.99 at Coway on Nov 14.
- Lowest price today: $343.99 at Coway (checked Nov 14, 2026).
- Checked at 3 stores.
Every store we checked
- CowayNew
In stock
$343.99Checked 25 min ago - Sylvane.comNew
In stock
$389.99Checked 25 min ago - WalmartNew
In stockSold by Coway USA, Inc.
$649.00Checked 25 min ago
Reading Coway’s product page for the details…
Specs
- Coverage Area
- 3,120 ft² (in 60 mins)
- Air Purification Type
- HEPA
- CADR Rating
- 400 (Pollen)
- Automatic Shutoff
- Yes
- Timer
- Yes
- Filter Type
- HEPA, Washable Pre-Filter
- HEPA Filter
- Yes
- Odor Absorbing
- Yes
- Permanent Filter
- No
- Filter Highlights
- HEPA Filter
