According to wikipedia, Justin Bieber is 39% more popular than Lady Gaga.

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Justin BieberLady Gaga 1 244 405 total views 758 691total views

During the month of April 2017, the 131 articles about Justin Bieber have been consulted 1,244,405 times. The 149 articles about Lady Gaga have been consulted 758,691 times.

For Justin Bieber, the most consulted versions are :
  1. Justin Bieber (en) : 482,914 visits
  2. Justin Bieber (es) : 220,217 visits
  3. Justin Bieber (pt) : 77,701 visits
  4. ジャスティン・ビーバー (ja) : 69,426 visits
  5. Justin Bieber (fr) : 47,621 visits

And for Lady Gaga :

  1. Lady Gaga (en) : 395,512 visits
  2. Lady Gaga (es) : 61,504 visits
  3. Леди Гага (ru) : 48,530 visits
  4. Lady Gaga (fr) : 39,040 visits
  5. Lady Gaga (de) : 32,933 visits