Iron maiden has sold more than coldplay. Iron maiden has sold over 80 million records while coldplay has only sold 50 million records.
Iron Maiden
Michael Jackson definitely sold more records than Iron Maiden.
Frank Sinatra definitely sold more records than Iron Maiden.
Kiss have sold more than Iron Maiden. Kiss have sold over 90 million records while Maiden have sold over 80 million. Kiss have had 7 more years of releasing records though!
Dylan
Iron Maiden is definitely more popular Thin Lizzy. Maiden sold many more records than Lizzy, and more people are aware of Maiden's music than Lizzy's.
Elton John is far more popular with the mainstream audience and has sold 250 million records to Iron Maiden's 90 million.
Iron Maiden definitely sold more records than Carrie Underwood. Sorry, Carrie, but most people in the world like rock n' roll more than country music.
Even though U2 have sold more records than Iron Maiden, Maiden were formed first, their first album was issued first, and their music is a lot more powerful; anyone with any sense knows that Iron Maiden are far better than U2.
Iron Maiden.
Iron Maiden
Iron Maiden