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The DeLonghi Pinguino PAC EM77 portable air conditioner and dehumidifier is designed to keep your room cool on hot summer nights, without disturbing your sleep. But is this the case, and does it operate efficiently? Read our full air conditioner review to find out how it fared in our lab tests.

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What's included?

  • What is it?
  • What’s it like to use?
  • How energy efficient is it?
  • Is there anything I should watch out for?
  • Is there anything else I should know?
  • Should I buy it?
KEY TEST RESULTS
Time taken to cool room by 10 degrees
Ease of use
Temperature distribution across the room
  • Oct 2022Last checked by Which?
  • May 2022First reviewed by Which?
  • Jul 2021Released