• This is Chelsea's 11th consecutive participation in the Champions League. They've reached the semi-finals six times and the final twice, winning it for the first time in their history in 2012.
  • Basel are taking part in their fifth Champions League campaign, more than any other Swiss side. Their best performance is reaching the last 16 back in 2011/12 before being knocked out by Bayern Munich.
  • Chelsea and Basel's only previous meeting was in the semi-finals of the Europa League last season. The Blues won both games (2-1 in Basel and 3-1 in London).
  • Chelsea are unbeaten in their last 29 games at Stamford Bridge in the Champions League group stages (22 wins, 7 draws). Their last defeat was 10 years ago against Besiktas (October 2003).
  • Basel have won only three of their 16 Champions League games away from home (5 draws, 8 defeats).
  • Basel have conceded 40 goals in 16 Champions League away games and only kept one clean sheet (v Spartak Moscow, November 2002).
  • Jose Mourinho won 48.5% of his Champions League games as Chelsea manager (16 out of 33). His ratio with Real Madrid was 66.7%.
  • Mourinho is one of four managers to have won the European Cup/Champions League with two different clubs, alongside Ernst Happel, Ottmar Hitzfeld and Jupp Heynckes.
  • Samuel Eto'o has netted 27 goals in the Champions League, which makes him the second top African scorer in the competition behind Didier Drogba (40).
  • Oscar has scored four goals in three Champions League games played at Stamford Bridge.