Our Verdict
Dyson Purifier Cool PC1 Wins

It offers a 76 CADR smoke rating for 400 sq ft, unlike the TP7A's 0 CADR and unspecified coverage. Choose the TP7A only if basic airflow without specified purification metrics is sufficient.
Bottom Line: Dyson Purifier Cool PC1 is the better choice. It offers a 76 CADR smoke rating for 400 sq ft, unlike the TP7A's 0 CADR and unspecified coverage.
Key Differences
The most significant spec differences at a glance
Cadr Smoke
100% moreCoverage Sq Ft
100% moreAdvantages
Where each product wins
Dyson
- Cadr Smoke: 100% higher (76 vs 0)
- Coverage Sq Ft: 100% higher (400 vs 0)
Who Should Buy Which?
Find the right product for your needs
Buy Dyson if...
Dyson Purifier Cool PC1,
The Dyson Purifier Cool PC1 is ideal for buyers needing clear, quantifiable air purification in medium-sized rooms up to 400 sq ft. They prioritize knowing their purifier's performance, specifically valuing a solid smoke CADR of 76. This buyer also appreciates advanced smart features like Wi-Fi connectivity, app control, voice control, and remote monitoring for ultimate convenience and control over their indoor air quality. They are willing to pay a slightly higher price for superior, measurable performance and comprehensive smart home integration.
Buy Dyson if...
Dyson Purifier Cool™ Autoreact
The Dyson Purifier Cool™ Autoreact TP7A suits buyers primarily seeking general air circulation and cooling with basic automatic air sensing, rather than specific, quantifiable purification metrics. They might live in an environment with minimal pollution concerns or simply desire the convenience of a Dyson fan with integrated sensing. This user appreciates automatic operation and the flexibility of direct or diffused airflow. The lower price point is attractive, and they are comfortable without detailed specs like CADR or explicit room coverage being provided.
Spec Comparison
6 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $488 | $399 |
| Rating | 4.4(141) | 4.4(170) |
| Cadr Smoke | 76 | 0 |
| Coverage Sq Ft | 400 | 0 |
| Filter Type | HEPA H13 | — |
| Model Number | TP11 | — |
| Smart Sensor | Yes | Yes |
| WiFi | Yes | — |
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Pros & Cons
Quick overview of strengths and weaknesses
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.
Dyson Purifier Cool™
- Automatic air purification
- Provides cooling airflow
- 360-degree filtration system
- User selects direct or diffused airflow
- Zero CADR rating for smoke
- No specified room coverage area
Frequently Asked Questions
Common questions about this comparison
Which is better for actual air purification performance?
The Dyson Purifier Cool PC1 is better as it specifies a 76 CADR smoke rating and 400 sq ft coverage. The Autoreact TP7A has a zero CADR rating for smoke and no specified coverage, making its purification capabilities unclear.
What is the main difference in smoke removal?
The Purifier Cool PC1 has a smoke CADR of 76. In contrast, the Autoreact TP7A has a CADR smoke rating of 0. This means the PC1 is rated to remove smoke particles, while the TP7A is not.
Which unit provides better room coverage?
The Dyson Purifier Cool PC1 specifies a coverage area of 400 sq ft. The Dyson Purifier Cool Autoreact TP7A does not list a specific coverage area, making the PC1 the clearer choice for quantifiable room purification.
Do both models offer smart features?
Yes, both models feature smart sensors. The Purifier Cool PC1 additionally offers app and voice control, plus remote air quality monitoring. The Autoreact TP7A focuses on automatic purification with integrated sensors.
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