Tour de France analysis: Rating the four main GC contenders

The 2015 Tour de France promises to be thrilling four-way battle between a richly talented elite group of riders: Alberto Contador, Chris Froome, Vincenzo Nibali and Nairo Quintana.

It could be one of the most open and exciting General Classification battles ever seen at the Tour. Ahead of Saturday’s Grand Depart in the Dutch city of Utrecht, Luke McLaughlin assesses the main contenders.

Contador: the perfect Grand Tour rider? His racecraft is unmatched.

Credit: PA

Contador considers 2016 retirement

Alberto Contador is pondering his future.

Credit: PA

Spanish rider Alberto Contador has said that 2016 could be his last year in professional cycling.

The 32-year-old, who is expected to compete in the Giro d'Italia and the Tour de France this year with Tinkoff-Saxo team, told Spanish media on Monday: "I would like to retire being at the top. This year, I will definitely be competing and also next year.

"I cannot confirm it, but that could be my last. Yes, beyond 2016, I don't see myself (competing)."

  • Alberto Contador

Contador to miss Vuelta

Contador crashed out of this year's Tour with a broken leg.

Credit: PA

Alberto Contador has ruled himself out of the Vuelta a Espana having said he has suffered a setback in his recovery from the injury that ended his Tour de France bid.

  • Alberto Contador