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Britain's Andy Murray wants to reach his third Wimbledon final when he takes on seven-time champion Roger Federer in Friday's second semi-final.

They have played each other 23 times and their head-to-head record is very close, they also have two of the highest IQs in the game.

They last met at Wimbledon in 2012 for the final where Roger won 4-6 7-5 6-3 6-4 on Centre Court.

How do they compare now? Here are the facts:

Age: 28

Seed: 3

Total Wimbledon Wins: 1

Andy became the first British man in 77 years to be crowned Wimbledon champion, is in his sixth All England Club semi-final and 17th at the majors.

Wimbledon finals reached: 6

Total Grandslam Wins: 2

Support: 3.15 million followers on Twitter and, of course, is playing to his home crowd!

Age: 33

Seed: 2

Total Wimbledon Wins: 7

Federer, 33, is bidding to become the oldest champion of the Open Era at Wimbledon and the first to win eight titles.

Wimbledon finals reached: 10

Total Grandslam Wins: 17

Support: Roger has 3.08 million followers on Twitter and is admired because of his impressive winning record.