Our Verdict
BLUEAIR Air Purifier Wins

It offers vastly superior purification with CADR smoke of 2163.2 & covers 3385 sq ft vs Dyson's 76 CADR & 400 sq ft. Choose Dyson for its cooling fan and compact design for smaller rooms.
Bottom Line: BLUEAIR Air Purifier is the better choice. It offers vastly superior purification with CADR smoke of 2163.
Key Differences
The most significant spec differences at a glance
Cadr Smoke
2746% moreCoverage Sq Ft
746% moreAdvantages
Where each product wins
BLUEAIR
- Cadr Smoke: 2746% higher (2163.2 vs 76)
- Coverage Sq Ft: 746% higher (3385.0 vs 400)
Who Should Buy Which?
Find the right product for your needs
Buy BLUEAIR if...
BLUEAIR Air Purifier for
The ideal buyer for the Blueair Blue Signature is someone with a large open-plan home or multiple connected large rooms up to 3385 sq ft, prioritizing robust and fast air purification. They need to effectively eliminate smoke, pet hair, dust, and strong odors with a high CADR of 2163.2. This user values powerful performance over additional cooling features and appreciates the unique design that allows it to double as a functional side table, blending seamlessly into their living space. They are prepared for recurring filter purchases but want top-tier air quality across expansive areas.
Buy Dyson if...
Dyson Purifier Cool PC1,
The Dyson Purifier Cool PC1 is perfect for individuals living in smaller rooms or apartments (up to 400 sq ft) who desire both air purification and cooling from a single, sleek device. This buyer values sophisticated design, modern smart features like app and voice control, and the safety of a bladeless fan. They prioritize personal comfort and localized air quality improvement, appreciating Dyson's ability to project cooling airflow while capturing particles down to 0.3 microns with its HEPA H13 filter. They are willing to accept lower overall purification coverage for the dual functionality.
Spec Comparison
6 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $450 | $488 |
| Rating | 4.6(177) | 4.4(141) |
| Cadr Smoke | 2163.2 | 76 |
| Coverage Sq Ft | 3385 | 400 |
| Filter Type | HEPASILENT | HEPA H13 |
| Smart Sensor | Yes | Yes |
| WiFi | Yes | Yes |
| Model Number | — | TP11 |
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Pros & Cons
Quick overview of strengths and weaknesses
BLUEAIR Air Purifier
- Covers large areas up to 3385 sq ft.
- Removes 99.97% of particles down to 0.1 microns.
- High CADR of 2163.2 for smoke removal.
- OdorFence technology removes strong odors.
- Interactive display animations offer no utility.
- Requires recurring purchase of replacement filters.
- Optimal performance relies on WiFi connectivity.
Dyson Purifier Cool
- Captures 99.97% particles down to 0.3 microns.
- Activated carbon filter removes gases and odors.
- HEPA H13 fully sealed filtration system.
- Projects 76 gallons/sec airflow for cooling.
- Low smoke CADR of 76 for 400 sq ft coverage.
- Requires extended operation for full room purification.
Frequently Asked Questions
Common questions about this comparison
Which air purifier is better for purifying very large rooms effectively?
The BLUEAIR Air Purifier is significantly better for large rooms, covering up to 3385 sq ft with a high smoke CADR of 2163.2. The Dyson Purifier Cool PC1 is designed for much smaller spaces, purifying only 400 sq ft.
What is the key difference in their ability to remove smoke?
The BLUEAIR Air Purifier excels in smoke removal with a CADR of 2163.2. The Dyson Purifier Cool PC1 has a much lower smoke CADR of 76. Blueair is vastly more effective for rapid smoke elimination.
How do their filtration systems differ?
The Blueair uses HEPASilent technology for 99.97% particle removal down to 0.1 microns. The Dyson uses a HEPA H13 fully sealed system, capturing 99.97% down to 0.3 microns, and includes an activated carbon filter for gases.
Which product offers additional functionalities beyond just air purification?
The BLUEAIR Air Purifier uniquely doubles as a side table with its flat top design. The Dyson Purifier Cool PC1 functions as both an air purifier and a powerful tower fan, providing 76 gallons/sec airflow for cooling.
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