Although Bayer Leverkusen’s Kai Havertz and Borussia Dortmund’s Jadon Sancho are very different players, it appears Chelsea have decided that they will go after one of these two players when the transfer window opens.

Sancho is ostensibly a conventional winger, playing from the right-hand side, using his speed, strong right foot to score goals and provide assists.

Havertz, on the other hand, can play as a number 10, a false nine and out wide with his finishing and technical qualities taking on more importance.

So who would be the better choice? We take a look at four statistics that may help the Blues decide between the two: