Air Purifiers · Head-to-head
Coway Airmega Mighty2 AP-1512N vs Dyson HushJet Purifier Compact HJ10
Best Low-Maintenance
Dyson HushJet Purifier Compact HJ10
7.2/10
$299.99 at Amazon
Check price at Amazon
The short answer
Coway Airmega Mighty2 AP-1512N comes out ahead overall with 8.0/10 against 7.2/10 for the Dyson HushJet Purifier Compact HJ10. Coway Airmega Mighty2 AP-1512N is stronger on noise at sleep-usable speeds, cleaning performance for bedroom size, indoor-air safety & materials and value. Dyson HushJet Purifier Compact HJ10 is stronger on sleep-friendly features and running cost & ownership. At current verified prices, the Coway Airmega Mighty2 AP-1512N costs about $30.00 less.
- Choose the Coway Airmega Mighty2 AP-1512N if: Most people with a 150–400 sq ft bedroom who want the most clean air at a sleep-tolerable noise level, with no ionizer and no need for an app.
- Choose the Dyson HushJet Purifier Compact HJ10 if: Small-bedroom owners who never want to buy filters.
Scores by criterion
| Criterion | Coway Airmega Mighty2 AP-1512N | Dyson HushJet Purifier Compact HJ10 |
|---|---|---|
| Noise at sleep-usable speeds | 8.6HouseFresh: 35.9 dBA in Sleep mode and 151 cfm at 42.6 dBA on speed 2. | 7.8Tom's Guide: 24 dB in sleep mode, at modest airflow. |
| Cleaning performance for bedroom size | 7.5About 151 cfm at quiet speed 2 (99 cfm on speed 1); 260 cfm only at a loud 56.9 dBA. | 5.5203 sq ft, no AHAM CADR. |
| Sleep-friendly features | 7.8Sleep mode and light sensor, but Smart mode forces sleep in the dark, the buttons are unlit and there is no app. | 8.3Sleep mode, app. |
| Indoor-air safety & materials | 9.0No ionizer (HouseFresh); combined HEPA and carbon filter. | 7.2No ionizer stated; electrostatic filter. |
| Running cost & ownership | 7.0$69.99 yearly filter, but HouseFresh rates it the most expensive mid-size unit to own in year one ($415.07). | 9.05-year filter. |
| Value | 7.3$269.99 sold by Amazon; costs more but gives the most quiet airflow without an ionizer. | 5.8$299.99 for small-room coverage. |
Specifications
| Spec | Coway Airmega Mighty2 AP-1512N | Dyson HushJet Purifier Compact HJ10 |
|---|---|---|
| Exact model / SKU | AP-1512N | — |
| Workflow type | Standard Room | — |
| Lowest-speed noise (manufacturer) | 19 dB | 24 dB |
| Independent PM1 CADR at maximum | 237 CFM | — |
| Top-speed noise (manufacturer) | 50 dB | — |
| Independent PM1 CADR at low-noise setting | 165 CFM | — |
| Lowest-speed noise (independent measurement) | 35.9 dBA | 24 dBA |
| Quiet-test threshold | ≤45 dBA | — |
| CADR (smoke where given, else headline) | 240 cfm | — |
| Measured noise range | 19–50 decibels | — |
| Recommended room size (4.8–5 ACH / AHAM) | 390 sq ft | 203 sq ft |
| AHAM-certified smoke CADR | 240 CFM | — |
| Max power draw | 56 W | — |
| Ionization/electronic stage present | No | — |
| Sleep / night mode | Yes | Yes |
| App control | No | Yes |
| Model-specific ozone/technology disclosure | CARB classification: Mechanical (G-26-044) | — |
| Ionizer / electrostatic stage | None (removed vs original Mighty, per HouseFresh) | Electrostatic filter (no ionizer stated) |
| Particle-filter construction/certification | Washable pre-filter plus Max2 activated-carbon and IEST-certified HEPA filtration | — |
| Filter type | Washable pre-filter + Max2 combined activated carbon/HEPA | Sealed 360° electrostatic filter + activated carbon |
| Carbon-media format | Activated-carbon pellets | — |
| Main filter life | 12 months | 60 months |
| OEM replacement-filter price | 69.99 USD | — |
| Stated filter interval | 12 months | — |
| Manufacturer direct/list price | 269.99 USD | — |
| Dated US street price | 269.99 USD | — |
| Washable / removable pet pre-filter | Yes | — |
| Activated carbon amount (where disclosed) | Not disclosed | — |
Coway Airmega Mighty2 AP-1512N
Pros
- Standard-room workflow
- Mechanical-filtration path
- Distinct exact-model corroborating sources
Cons
- Current ownership conditions require publication-time confirmation
- No cross-publisher quietness ranking is made
Recommended for standard-room use based on firsthand HouseFresh evidence and a distinct exact-model WIRED review.
Full Coway Airmega Mighty2 AP-1512N review →Dyson HushJet Purifier Compact HJ10
Pros
- 24 dB in Sleep mode per Tom's Guide
- Filter rated for 5 years
- App control
- Low running cost
Cons
- Only 203 sq ft coverage
- No published CADR
- Loud at top speed, 60 dB
- Expensive for its coverage
- Bulky for a nightstand per TechRadar
A niche pick for small-room sleepers who value silence and low upkeep over airflow.
Full Dyson HushJet Purifier Compact HJ10 review →Both products are part of our guide The Best Quiet Air Purifiers for Bedrooms of 2026, where you can see every pick, how we score and current prices from each retailer.