Updated November 2026
Data from the official Blueair and Winix sites.
2026 verdict
Winix 5530 beats Blueair Signature SP4i in 2026, with its clearest edge on price, rating, and warranty.
The main reason it wins is price, rating, and warranty, and filtration strengthens that case. Choose Blueair Signature SP4i only if sensors matter more to you than the broader advantage from Winix 5530. That keeps the verdict firmly in favor of Winix 5530.
Works with
Connectivity
- Wi-Fi 2.4 GHz
vs
Winner
Works with
Connectivity
- Wi-Fi 2.4 GHz
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| Feature | Blueair Signature SP4i | Winix 5530 | Winner |
|---|---|---|---|
| Price | $449.00 | $219.99 | Winix 5530 |
| Rating | 4.4 | 4.6 | Winix 5530 |
| Warranty | 1 year | 2 years | Winix 5530 |
| Filtration | HEPA Filter, Activated Carbon Filter, Washable Pre-Filter | HEPA Filter, Activated Carbon Filter, Washable Pre-Filter, Ionizer | Winix 5530 |
| Sensors | PM1, PM2.5, PM10, TVOC | PM2.5 | Blueair Signature SP4i |
| Connectivity | 2.4 GHz WiFi | 2.4 GHz WiFi | Tie |
| Integrations | Google Home, Alexa | Alexa, Home Assistant | Tie |
| AHAM Verifide | YES | YES | Tie |
| Auto Mode | YES | YES | Tie |
$449.00
- + Sensors: PM1, PM2.5, PM10, TVOC
- - Price: $449.00 vs $219.99
- - Rating: 4.4 vs 4.6
Winner
$219.99
- + Price: $219.99
- + Rating: 4.6
- + Warranty: 2 years
- - Sensors: PM2.5 vs PM1, PM2.5, PM10, TVOC
Frequently Asked Questions
Which is better overall: Blueair Signature SP4i or Winix 5530?
Winix 5530 has the stronger overall profile in this comparison, especially for price, rating, and warranty.
What is the biggest difference between Blueair Signature SP4i and Winix 5530?
Price is one of the clearest differences: Blueair Signature SP4i lists $449.00, while Winix 5530 lists $219.99.
Which one looks better on price?
Blueair Signature SP4i is listed at $449.00, while Winix 5530 is listed at $219.99. Winix 5530 (better spec).
Who should buy Blueair Signature SP4i?
Choose Blueair Signature SP4i if your priority is sensors and that matters more than price.
Who should buy Winix 5530?
Choose Winix 5530 if your priority is price and rating and that matters more than sensors.
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