Martial & De Bruyne overpriced by £20m, but is Sterling the bargain of the summer?

The CIES Football Observatory use an algorithm to calculate a footballer's market value and conclude that the rivals' late deals were the most overpriced of the summer

Manchester United and Manchester City drastically overpaid to secure the signings of Anthony Martial andKevin De Bruyne, according to a study of transfer fees spent this summer.

The CIES Football Observatory, which uses an algorithm to calculate a footballer’s market value, gives Martial and De Bruyne estimated prices of €22.1 million and €47.4m respectively.

In reality, United paid a reported €50m to secure Martial’s services and City spent €74m on De Bruyne – on both occasions more than €25m more than the player’s value.

The CIES Football Observatory use an algorithm to calculate a footballer's market value and conclude that the rivals' late deals were the most overpriced of the summer

Manchester United and Manchester City drastically overpaid to secure the signings of Anthony Martial andKevin De Bruyne, according to a study of transfer fees spent this summer.

The CIES Football Observatory, which uses an algorithm to calculate a footballer’s market value, gives Martial and De Bruyne estimated prices of €22.1 million and €47.4m respectively.
In reality, United paid a reported €50m to secure Martial’s services and City spent €74m on De Bruyne – on both occasions more than €25m more than the player’s value.

The England winger is valued at a whopping €95.1m according to their algorithm but cost City €63m to sign from Liverpool.

Joining Sterling in the top-five best-value transfers of the summer are Mapou Yanga-Mbiwa (undervalued by €11.9m), Robin van Persie (€11.4m), Denis Suarez and Nathaniel Clyne (both €9.7m).

City’s signing of Fabian Delph is also include