哪款 HEPA 空气净化器最适合大房间（超过 200 平方英尺）？
| Product ⇅ | Price ⇅ | 滤网类型 ⇅ | Coverage Area (sq ft) ⇅ | Clean Air Delivery Rate ⇅ | 最大可捕获颗粒尺寸 (microns) ⇅ | Noise Level (dB) ⇅ | Energy Consumption (Watts) ⇅ | 滤网更换间隔 ⇅ |
|---|---|---|---|---|---|---|---|---|
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Rabbit Air A3 Ultra
US
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£560.36 ≈ | 6级（BioGS HEPA + Dual Hive 活性炭 + 预过滤器 + 可定制专用滤网 + 负离子 + 机械） | — | — | 0.3 | — | — | 按应用/使用情况更换主滤（制造商出售滤网套件；间隔因人而异） |
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The Rabbit Air A3 Ultra is a premium, ultra-quiet air purifier with six-stage filtration including a proprietary BioGS HEPA and dual activated carbon for VOC and odor removal. It suits large open spaces up to 1,070 sq ft and users who want high CADR, app control, and low-noise operation. |
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AirDoctor AD4000/4000S
US
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£507.35 ≈ | 预过滤器；UltraHEPA；高级活性炭/VOC | — | — | 0.003 微米 | — | — | 每 6 个月更换 UltraHEPA 和 活性炭/VOC |