According to wikipedia, Justin Bieber is 41% more popular than One Direction.

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Justin BieberOne Direction 2 109 250 total views 1 238 168total views

During the month of November 2015, the 126 articles about Justin Bieber have been consulted 2,109,250 times. The 82 articles about One Direction have been consulted 1,238,168 times.

For Justin Bieber, the most consulted versions are :
  1. Justin Bieber (en) : 1,082,605 visits
  2. Justin Bieber (es) : 184,533 visits
  3. Justin Bieber (fr) : 139,630 visits
  4. ジャスティン・ビーバー (ja) : 105,079 visits
  5. Justin Bieber (it) : 93,972 visits

And for One Direction :

  1. One Direction (en) : 618,155 visits
  2. One Direction (es) : 114,247 visits
  3. ワン・ダイレクション (ja) : 81,577 visits
  4. One Direction (ru) : 69,372 visits
  5. One Direction (de) : 48,590 visits