Answer
Yes, Coldplay has sold more than 90 million albums worldwide as of 2021. This is based on data from the International Federation of the Phonographic Industry (IFPI), which tracks album sales around the world. Coldplay's best-selling album is Mylo Xyloto, which has sold over 10 million copies worldwide. The band's other popular albums include Viva La Vida or Death and All His Friends, A Head Full of Dreams, and X&Y.