Who are better coldplay or one direction?

It is not possible to objectively say which band is better, as this is a matter of personal opinion. Coldplay and One Direction are both successful pop bands with large fan bases, but they have different styles and appeal to different audiences. Coldplay is known for their introspective and experimental music, while One Direction is known for their catchy pop songs. Ultimately, the "better" band is the one that you personally prefer.