Coway
Coway Airmega AP-1512HH Mighty
Air purifiers
$229List price
Explore this product Your shortlist, side by side
Coway Airmega AP-1512HH Mighty vs Honeywell HPA300 HEPA Air Purifier
Find the differences that matter for your next decision.
Honeywell
Honeywell HPA300 HEPA Air Purifier
Air purifiers
$249List price
Explore this product What matters most to you?
Start with all rankable specifications, or focus on a particular use.
Your starting point
Tied overall. Coway Airmega AP-1512HH Mighty is cheaper.
- The 6 rankable overall specs split 3 to 3.
- Saves $20 at list price.
How we reached this
We compare the published specifications relevant to your priority. Each rankable specification counts once; your selected requirements can rule a product out. This is a guide to the numbers, not a laboratory performance score.
The trade-off to know
Check first: the Coway Airmega AP-1512HH Mighty has no Wi-Fi app.
Look at the differences ↓Refine your requirements
What would rule one out?
Side by side
The differences, in detail.
Start with the key specs, then explore as much as you need.
| What you’re comparing | Coway Airmega AP-1512HH Mighty | Honeywell HPA300 HEPA Air Purifier |
|---|---|---|
| CADRPerformance | 233 CFM (Smoke), 246 CFM (Dust), 240 CFM (Pollen) | 300 CFM (Smoke), 320 CFM (Dust), 300 CFM (Pollen) |
| Room sizePerformance | Bedrooms, home offices, medium living rooms | Extra large rooms, master suites, open spaces up to 465 sq ft (4.8 ACH) |
| Coverage areaPerformance | 361 sq ft (4.8 air changes/hr) / 874 sq ft (2 air changes/hr) | 465 sq ft (4.8 air changes/hr) / 2,250 sq ft (1 air change/hr) |
| Filter typesFilters | 4-Stage: Washable Pre-filter + Deodorization Carbon + True HEPA + Vital Ion | Type A Activated Carbon Pre-filter + 3× Type R True HEPA filters |
| Filter lifeFilters | 12 months (True HEPA) / 6 months (Carbon) | 3 months (Pre-filter) / 12 months (True HEPA filters) |
Showing 5 of 11 specifications. Missing values stay unlisted. About the sources
Both sides of the decision
What you gain. What you give up.
Coway Airmega AP-1512HH Mighty
Reasons to choose it
- High smoke and particulate filtration efficiency in a compact footprint
- Eco Mode powers off fan automatically after 30 minutes of clean air
- Washable pre-filter extends the life of internal carbon and HEPA filters
Worth considering
- No Wi-Fi connectivity or mobile smartphone app
- Ionizer feature produces trace ozone if left enabled
Honeywell HPA300 HEPA Air Purifier
Reasons to choose it
- Powerful high-volume CADR (300+ CFM) for large rooms up to 465 sq ft
- Certified True HEPA captures 99.97% of airborne particles
- Durable workhorse build with touch-button controls
Worth considering
- High power consumption (up to 130W on Turbo)
- No Wi-Fi app or smart automated air quality sensors
Beyond the spec sheet
Living with your choice.
Explore the ownership details available for this pair.
What three years could cost
Coway Airmega AP-1512HH Mighty
3-Year Estimated Total$319
Honeywell HPA300 HEPA Air Purifier
3-Year Estimated Total$444
Room Placement & Bedroom Noise Check
Physical clearance required for airflow, wall placement, and bedroom noise levels.
Wall Clearance Required
Coway
Front-intake design: can sit almost flush against walls (leaves floor space open)
Honeywell
Front grille intake: can back up close to baseboards
Nighttime Sleep Mode Noise
Coway
24.4 dB lowest speed (vital ionizer can be toggled off)
Honeywell
30 dB lowest fan speed (noticeable background white noise)
Unit Footprint & Dimensions
Coway
Boxy square unit (16.8 × 18.3 × 9.6 in; 12.3 lb)
Honeywell
Large commercial-grade shell (20.8 × 22.3 × 10.8 in; 17.0 lb)
Everyday ownership notes
Documented ergonomic quirks, hardware annoyances, and maintenance realities reported by real owners.
Coway: What to watch for
- Hardware Quirk
Ionizer ("Vital Ion") produces negligible ozone and should be disabled.
Honeywell: What to watch for
- Maintenance
Requires periodic filter replacements to maintain airflow and odor capture.
Know what’s behind the comparison
Published specs. Visible sources.
Clinchmark compares manufacturer specifications and other published information. We have not independently lab-tested these products. Editorial assessments and unknown values are identified in the specification details.
Catalog snapshot: September 1, 2026. Prices, availability, and provider terms can change.
Still weighing it up?
Which is cheaper, the Coway Airmega AP-1512HH Mighty or the Honeywell HPA300 HEPA Air Purifier?
Coway Airmega AP-1512HH Mighty costs $20 less at list price.
What is the biggest catch with the Coway Airmega AP-1512HH Mighty or Honeywell HPA300 HEPA Air Purifier?
Coway Airmega AP-1512HH Mighty has this deal-breaker: no Wi-Fi app. No schedules or remote control from your phone.
Which is better for bedrooms, the Coway Airmega AP-1512HH Mighty or the Honeywell HPA300 HEPA Air Purifier?
For bedrooms, buy the Coway Airmega AP-1512HH Mighty. Leads 2 of 2 rankable bedrooms specs. Noise levels: 24 dB vs 38 dB
What cannot be compared from spec sheets?
Of the 11 specs tracked here, 5 are descriptive and cannot be ranked on numbers alone. Spec sheets also cannot measure subjective factors like build quality, real-world performance, or comfort.