The computer makes Arsenal slight favourites to reach the semi-finals over Real Madrid - 50.2% to 49.8% - with the Gunners winning the competition in 15.6% of simulations compared to Real's 12.2%. This places Mikel Arteta's side as the third-most likely team to win the Champions League behind Barcelona and PSG, according to Opta's model.

Real Madrid travels to London to face Premier League side Arsenal in the Champions League quarter-finals, knowing a victory at the Emirates Stadium would put th

The UEFA Champions League returns this week for the start of the quarterfinals, where a batch of Europe's top clubs will begin to make their case as a contender to win the continent's top club prize.