Very good84/100
Among the hair dryers tested by Stiftung Warentest is the Dyson Supersonic, which is celebrated in internet forums. It costs more than 400 euros - by far the most expensive hairdryer in our test. Is it really worth spending so much money? Or does a cheaper hairdryer also make your hair beautiful?
This test report belongs to a different type: 5000 Series hair dryer (2300 W)