# 哪些安静的 HEPA 空气净化器适合放在卧室使用？ — 经过验证的规格比较

> 所有规格数据均已通过官方渠道验证。

What are the quietest hepa air purifiers suitable for bedrooms?

## 产品列表

### Coway Airmega 100
```yaml
product: coway-airmega-100
brand: Coway
price_gbp: 62.92
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
filter_type: 3-in-1 (Pre-filter + HEPA + Deodorization)
noise_level_db: 20 ~ 48
coverage_area_sqft: 810
energy_consumption_watts: 25
filter_replacement_interval: 12 months
clean_air_delivery_rate_cadr: Smoke 108, Dust 124, Pollen 112
maximum_particle_size_capture: 0.01 microns
```

- **价格:** £62.92 [^1]
- **概述:** 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.
- **附加来源:** [^2]

### Honeywell HPA250B
```yaml
product: honeywell-hpa250b
brand: Honeywell
price_gbp: 172.31
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
filter_type: Activated carbon pre-filter + True HEPA R filter
noise_level_db: null
coverage_area_sqft: 310
energy_consumption_watts: 87
filter_replacement_interval: HEPA filter: 12 months; Pre-filter: 3 months
clean_air_delivery_rate_cadr: Dust: 190 / Smoke: 200 / Pollen: 180
maximum_particle_size_capture: 0.3 microns and larger
```

- **价格:** £172.31 [^3]
- **概述:** 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.
- **附加来源:** [^4]

### Coway Airmega AP-1512HH Mighty
```yaml
product: coway-airmega-ap-1512hh-mighty
brand: Coway
price_gbp: 179.8
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
filter_type: Pre-Filter, Deodorization (Activated Carbon), HEPA, Bipolar Ionizer
noise_level_db: 24 ~ 53
coverage_area_sqft: 361
energy_consumption_watts: 77
filter_replacement_interval: Deodorization Filter 6 months, HEPA Filter 12 months
clean_air_delivery_rate_cadr: 233 (Smoke), 246 (Dust), 240 (Pollen)
maximum_particle_size_capture: 0.3 microns
```

- **价格:** £179.8 [^5]
- **概述:** 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.

### Levoit Core 300S
```yaml
product: levoit-core-300s
brand: Levoit
price_gbp: 112.37
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
filter_type: 3-stage (Pre-filter, True HEPA, Activated carbon)
noise_level_db: 22 - 50
coverage_area_sqft: 219
energy_consumption_watts: 21.8
filter_replacement_interval: 6-8 months
clean_air_delivery_rate_cadr: Dust 134 / Smoke 126 / Pollen 154 CFM
maximum_particle_size_capture: 0.3 microns
```

- **价格:** £112.37 [^6]
- **概述:** 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.
- **附加来源:** [^7]

### Winix 5500-2
```yaml
product: winix-5500-2
brand: Winix
price_gbp: 149.83
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
filter_type: Washable pre-filter; Washable AOC carbon pellet filter; True HEPA (H13)
noise_level_db: 38.8-58.9 dB
coverage_area_sqft: 360
energy_consumption_watts: 0.34 (standby); 6.5-53.46 (operating)
filter_replacement_interval: 12 months
clean_air_delivery_rate_cadr: Dust 243 CFM; Smoke 232 CFM; Pollen 246 CFM
maximum_particle_size_capture: 0.003 microns
```

- **价格:** £149.83 [^8]
- **概述:** 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.
- **附加来源:** [^9], [^10]

---
## 参考来源
[^1]: Coway official store, 访问日期 2026-06-08. https://cowaymega.com/products/airmega-100
[^2]: NBC Select (deal listing referencing Amazon/Walmart), 访问日期 2026-06-08. https://www.nbcnews.com/select/shopping/coway-airmega-100-deal-of-the-day-2026-rcna343684
[^3]: HoneywellStore, 访问日期 2026-06-08. https://www.honeywellstore.com/store/products/honeywell-blue-tooth-air-purifier-hpa-250b.htm
[^4]: BestBuy, 访问日期 2026-06-08. https://www.bestbuy.com/site/honeywell-hpa250b-bluetooth-smart-hepa-air-purifier-large-room-310-sq-ft-black/2794011.html
[^5]: Cowaymega, 访问日期 2026-06-08. https://cowaymega.com/products/mighty-ap-1512hh
[^6]: Levoit, 访问日期 2026-06-08. https://levoit.com/products/core-300s-p-smart-air-purifier
[^7]: The Home Depot, 访问日期 2026-06-08. https://www.homedepot.com/p/LEVOIT-PlasmaPro-300s-P-Coverage-219-sq-ft-Activated-Carbon-Original-Filter-Small-Room-Smart-Air-Purifier-in-White-HEAPAPLVSUS0115Y/322228051
[^8]: The Home Depot, 访问日期 2026-06-08. https://www.homedepot.com/p/Winix-5500-2-Air-Purifier-with-PlasmaWave-Technology-116102/206997034
[^9]: Winix America, 访问日期 2026-06-08. https://www.winixamerica.com/product-spotlight-the-5500-2-air-purifier-by-winix/
[^10]: HouseFresh (product review listing with specs), 访问日期 2026-06-08. https://housefresh.com/winix-5500-2-review/