Dyson Purifier Cool Formaldehyde TP09 Review | 46 Data compared

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  • Avg. price: ~£590
  • Max. CADR: 172 m³/h
  • Maximum room area: 27
  • Maximum noise level: 61.5 dB
  • HEPA filter: yes
  • Weight: 4.85 kg

Dyson Purifier Cool Formaldehyde TP09 review. Compare 46 technical specifications and user reviews to see how this product ranks in the Air Purifiers category and whether it is worth buying.

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Overall score

What it is: An overall evaluation of products in the Air Purifiers category, based on technical analysis and user reviews.

When it matters: When you need a quick reference for identifying the best products in the Air Purifiers category.

Score components:

0.0%

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Technical Score

0.0%

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User score

Very poor
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Technical Score

What it is: An assessment of technical performance for products in the Air Purifiers category across these key areas: Performance, Features, Design.

When it matters: When you want to compare products in the Air Purifiers category by technical performance, specifications, and available features.

Score components:

Very poor
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User score

What it is: A rating that combines user reviews with the total review volume for products in the Air Purifiers category.

When it matters: When you want to know how products in the Air Purifiers category perform in everyday use and how reliable owners find them over time.

Score components:

70.0%

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User reviews

30.0%

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Popularity

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    Best prices

      N/A~ £590

    Best rankings

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    Available: ranking among products currently available (including other versions of this product).
    All: ranking among all products in the database.

      Verdict

      The Dyson Purifier Cool Formaldehyde TP09 is a premium tower-style 40W air purifier and bladeless cooling fan engineered with fully sealed HEPA H13 and activated carbon filtration that captures 99.95% of ultrafine particles down to 0.1 microns, including dust, allergens, and gases. Its standout characteristic is a dedicated solid-state sensor paired with a lifetime catalytic filter that continuously detects and destroys harmful formaldehyde by converting it into water and CO2. Main pros include a powerful 290 litres per second airflow driven by Air Multiplier technology, a 350-degree adjustable oscillation, 10 fan speed settings, a backward-diffused mode for winter purification without cooling, real-time LCD and mobile app monitoring, and an acoustically engineered chassis that is 20% quieter than previous models. However, notable cons include its high upfront price and filter replacement costs, a lower Clean Air Delivery Rate (CADR) compared to less expensive competitors in its price range, and a cooling breeze that some reviewers find relatively weak or noisy at higher speeds.

      Technical Specifications of air purifier Dyson Purifier Cool Formaldehyde TP09

      Technical Score

      What it is: An assessment of technical performance for products in the Air Purifiers category across these key areas: Performance, Features, Design.

      When it matters: When you want to compare products in the Air Purifiers category by technical performance, specifications, and available features.

      Score components:

      0.0
      User score

      What it is: A rating that combines user reviews with the total review volume for products in the Air Purifiers category.

      When it matters: When you want to know how products in the Air Purifiers category perform in everyday use and how reliable owners find them over time.

      Score components:

      70.0%

      0.0

      User reviews

      30.0%

      0.0

      Popularity

      ?
      Popularity
      What it is: An indicator based on the number of reviews received by products in the Air Purifiers category.
      When it matters: When you prefer products in the Air Purifiers category that have been chosen and reviewed by many other buyers.
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      Ratio quality/price

      What it is: An indicator that combines the overall score of products in the Air Purifiers category with their prices.

      When it matters: When you are comparing products in the Air Purifiers category and want a good balance between quality and price.

      Score components:

      60.0%

      0.0

      Overall score

      40.0%

      0.0

      Price

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      Power
      What it is: This attribute shows the air purifier's power.
      When it matters: It matters if you want stronger airflow performance.

      Importance: HIGH

      40 W
      Air quality indicator
      What it is: This attribute shows whether the air purifier has an air-quality indicator.
      When it matters: It matters if you want quick visual feedback about air quality.

      Importance: MEDIUM

      yes
      Color
      What it is: This attribute shows the main color of the air purifier.
      When it matters: It matters if you want the purifier to match your space.

      Importance: LOW

      white, gold
      Max. CADR
      What it is: This attribute shows the air purifier's max. cadr.
      When it matters: It matters if you want the purifier to clean the air faster.

      Importance: HIGH

      172 m³/h
      Continuous purification
      What it is: This attribute shows whether the air purifier supports continuous purification.
      When it matters: It matters if you want the purifier to run continuously.

      Importance: LOW

      yes
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      Dyson Purifier Cool Formaldehyde TP09 vs the average air purifier

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      Graphic comparison of Dyson Purifier Cool Formaldehyde TP09 and other products in the Air Purifiers category

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      Third-party reviews

      What customers like about Dyson Purifier Cool Formaldehyde TP09?

      • Excellent, intelligent automatic sensors that accurately detect air quality changes
      • Very quiet operation on lower settings, suitable for nighttime use
      • Effective at circulating air and cooling, even in large rooms
      • High-quality design and build with useful Dyson app connectivity
      • Formaldehyde detection and destruction capabilities are highly regarded

      What customers dislike about Dyson Purifier Cool Formaldehyde TP09?

      • High price point makes it an expensive investment
      • Weak airflow performance as a fan, especially when compared to traditional fans
      • Can be loud when operating at higher speed settings
      • Limited effectiveness at removing strong cooking odors
      • Low Clean Air Delivery Rate (CADR) compared to some competitors, meaning it takes longer to clean air

      Compare Dyson Purifier Cool Formaldehyde TP09 with other products in the Air Purifiers category

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