Name: Dyson Purifier Cool Formaldehyde TP09 Air Purifier and Fan - White/Gold Large
Brand: Dyson
SKU: B0BV59P8YY
Price: 499.89 USD
Availability: InStock
Rating: 4.2 (615 reviews)

Our Verdict

Dyson Purifier Cool PC1 Wins

Dyson Purifier Cool PC1, HEPA Air Purifier Tower Fan, App and remote controlled, 350° oscillation, 10 levels, bladeless (White) - High-End Air Purifiers

It provides specified coverage of 400 sq ft and a smoke CADR of 76, unlike the TP09 which lacks these metrics. Choose the TP09 if formaldehyde detection and destruction is your primary concern.

$488Buy on Amazon

Bottom Line: Dyson Purifier Cool PC1 is the better choice. It provides specified coverage of 400 sq ft and a smoke CADR of 76, unlike the TP09 which lacks these metrics.

Key Differences

The most significant spec differences at a glance

Cadr Smoke

100% less

Coverage Sq Ft

100% less

400

Advantages

Where each product wins

Dyson

Cadr Smoke: 100% higher (0 vs 76)
Coverage Sq Ft: 100% higher (0 vs 400)

Who Should Buy Which?

Find the right product for your needs

Buy Dyson if...

Dyson Purifier Cool Formaldehyde

This purifier is ideal for individuals highly concerned about indoor air quality, particularly those living in newer homes, near industrial areas, or with new furniture/materials that might off-gas formaldehyde. If you prioritize advanced chemical purification over general particulate removal metrics like CADR, and value the explicit destruction of a harmful gas, the TP09 is your choice. Its ability to specifically target and eliminate formaldehyde, combined with general particle capture, makes it suitable for sensitive environments where this specific pollutant is a known or suspected issue.

Buy Dyson if...

Dyson Purifier Cool PC1,

The Dyson Purifier Cool PC1 (TP11) is perfect for buyers seeking a versatile air purifier and fan for medium to large rooms, up to 400 sq ft. If you prioritize quantifiable purification performance with a stated smoke CADR of 76 and robust particle/odor removal via HEPA H13 and activated carbon, this is for you. Ideal for general household use, allergy sufferers, or pet owners who need effective air circulation, cooling, and broad-spectrum filtration. The strong airflow and comprehensive app control also add value.

Spec Comparison

6 specs compared

Specification	Dyson Purifier Cool Formaldehyde	Dyson Purifier Cool PC1
Price	$500	$488
Rating	4.2(615)	4.4(141)
Cadr Smoke	0	76
Coverage Sq Ft	0	400
Filter Type	HEPA	HEPA H13
Smart Sensor	Yes	Yes
WiFi	Yes	Yes
Model Number	—	TP11

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Pros & Cons

Quick overview of strengths and weaknesses

Dyson Purifier Cool

Pros

Detects and destroys formaldehyde.
Captures 99.97% of 0.3 micron particles.
Projects purified air throughout the room.
Fan mode offers direct cooling or purification only.

Cons

No stated Clean Air Delivery Rate.
Room coverage area is not specified.

Dyson Purifier Cool

Pros

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.

Cons

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 is better for general air purification in a room?

The Dyson Purifier Cool PC1 is better for general air purification, specifying 400 sq ft coverage and a 76 smoke CADR. The TP09 does not provide these essential performance metrics, making its general purification effectiveness less clear.

What is the main difference in their air purification capabilities?

The TP09 uniquely detects and destroys formaldehyde, a specific pollutant. Both capture 99.97% of 0.3 micron particles. The PC1 features an HEPA H13 fully sealed filtration system and an activated carbon filter for gases and odors.

Which model is recommended for a larger space?

The Dyson Purifier Cool PC1 (TP11) is rated for rooms up to 400 sq ft. The Dyson Purifier Cool Formaldehyde TP09 does not specify a recommended room coverage area, making the PC1 a more suitable choice for known room sizes.