285 CFM với bộ lọc carbon AOC có thể giặt — mô hình duy nhất ở đây có carbon tái sử dụng, tiết kiệm ~€30/năm. PlasmaWave trung hòa vi khuẩn và VOC (có thể tắt). Lựa chọn hàng đầu cho gia đình có thú cưng và khói.
Available on amazon.com · Giá bằng USD. Giao hàng từ Amazon.com.
Annual running cost: ~$25 filters + $9 power · We earn a commission at no extra cost to you
| CADR | 285 CFM |
| Coverage | 360 sq ft |
| Filter | True HEPA + washable carbon |
| Noise (sleep) | 27.8 dB |
| ACH (300 sq ft) | 4.5×/hr |
| Annual cost | ~$25 filters + $9 power |
The Winix 5500-2 occupies a unique position in the market: its AOC (Advanced Odour Control) carbon filter is washable and reusable, meaning you replace only the HEPA filter annually and wash the carbon layer rather than replacing it. This saves approximately $25–$30 per year compared to models with disposable carbon filters, and over five years the savings are substantial.
The 285 CFM CADR provides 4.5× ACH in a 300 sq ft room — stronger than the Coway and well above the 4× allergy threshold. The PlasmaWave technology uses a bipolar ionisation field to break down VOCs, bacteria, and viruses without producing significant ozone levels. It can be disabled via a button if preferred.
For pet owners and households with smoke, the Winix is our top recommendation. The combination of True HEPA and washable carbon is the most effective system for persistent odours we've tested. The 27.8 dB at low speed is very quiet — only marginally louder than the Levoit's 24 dB.
The main limitation is the lack of smart features. There is no Wi-Fi, no app, and no air quality sensor. Fan speed must be set manually. For buyers who don't need app control and primarily want effective odour and particle removal at a reasonable long-term cost, the Winix 5500-2 is the right choice.
$165 · Giá bằng USD. Giao hàng từ Amazon.com.
See how the 5500-2 stacks up against all 6 models in our full side-by-side comparison.
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