What are the quietest hepa air purifiers suitable for bedrooms?
| Product ⇅ | Price ⇅ | Filter Type ⇅ | Coverage Area (sq ft) ⇅ | Clean Air Delivery Rate ⇅ | Maximum Particle Size Capture (microns) ⇅ | Noise Level (dB) ⇅ | Energy Consumption (Watts) ⇅ | Filter Replacement Interval ⇅ |
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Coway Airmega 100
US
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£62.92 ≈ | 3-in-1 (Pre-filter + HEPA + Deodorization) | — | — | 0.01 microns | — | — | 12 months |
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Compact cylindrical purifier with 3-stage filtration (pre-filter, HEPA, deodorization), real-time PM2.5 sensor, and quiet sleep mode. Suited for small to medium rooms and users who want low running costs and year‑long filter life. |
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Honeywell HPA250B
US
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£172.31 ≈ | Activated carbon pre-filter + True HEPA R filter | — | — | 0.3 microns and larger | — | — | HEPA filter: 12 months; Pre-filter: 3 months |
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Bluetooth-enabled large-room air purifier with activated carbon pre-filter plus True HEPA filtration, AHAM-verified CADR ratings and app control. Suited for allergy sufferers and households needing strong particle and odor removal in rooms up to about 310 sq ft.
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Coway Airmega AP-1512HH Mighty
US
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£179.80 ≈ | Pre-Filter, Deodorization (Activated Carbon), HEPA, Bipolar Ionizer | — | — | 0.3 microns | — | — | Deodorization Filter 6 months, HEPA Filter 12 months |
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Compact, award-winning air purifier with multi-stage filtration (pre-filter, activated carbon, True HEPA) and a bipolar ionizer. Suited for bedrooms and medium rooms up to ~361 sq ft where strong particulate removal is needed. |
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Levoit Core 300S
US
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£112.37 ≈ | 3-stage (Pre-filter, True HEPA, Activated carbon) | — | — | 0.3 microns | — | — | 6-8 months |
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The Levoit Core 300S is a compact smart air purifier with 3-stage filtration (pre-filter, True HEPA, activated carbon), a PM2.5 sensor and Wi‑Fi/auto mode. It suits bedrooms or medium rooms up to about 219 sq ft for users who want quiet, energy-efficient smart control.
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Winix 5500-2
US
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£149.83 ≈ | Washable pre-filter; Washable AOC carbon pellet filter; True HEPA (H13) | — | — | 0.003 microns | — | — | 12 months |
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The Winix 5500-2 is a 4-stage air purifier with a washable pre-filter, pelleted activated carbon filter and True HEPA (H13) plus PlasmaWave technology. It suits medium to large rooms (about 360 sq ft), offers AHAM-verified high CADR for dust, smoke and pollen, and is aimed at allergy sufferers and homes with pets or smoke concerns.
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