Another way to measure popularity is by looking at music sales. Justin Bieber has sold over 150 million records worldwide, while Drake has sold over 170 million records worldwide. This suggests that Drake is more popular in terms of music sales.
Finally, we can also look at concert attendance to measure popularity. In 2019, Justin Bieber's tour grossed $250 million, while Drake's tour grossed $226 million. This suggests that Justin Bieber is more popular in terms of concert attendance.
Overall, it seems that Justin Bieber is more popular than Drake in terms of social media following and concert attendance, while Drake is more popular in terms of music sales.