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Lionel Messi stands to break Ruud van Nistelrooy's Champions League record - the key facts and stats ahead of Barcelona vs Manchester United

Lionel Messi stands to break Ruud van Nistelrooy's Champions League record - the key facts and stats ahead of Barcelona vs Manchester United

Wembley will witness the best attack against the meanest defence in the competition this season, while Sir Alex Ferguson becomes only the third manager to contest four finals

As Manchester United and Barcelona walk out at Wembley to the roar of 80,000 fans, the weight of history will not fall heavily on their shoulders. Instead, the past successes of both clubs in the competition will provide inspiration to two sides that have already shown that they have it in abundance.

The finest attack on the continent coming up against the meanest defence, at the stadium, albeit redesigned, where both clubs first got the taste of being Europe's finest. They have since shown that their appetite is yet to waver. 

Now, have compiled a list of the most telling and most interesting stats about the sides' European exploits from both of their illustrious pasts and glorious present.

0 -Sir Alex Ferguson’s side haven’t conceded a single goal away from Old Trafford in the Champions League this season.

0.33 - Average number of goals conceded per game by Manchester United, making them the strongest defensively in the competition.

2 -  A win for Barcelona would see Pep Guardiola become only the third manager to have won two titles as a manager as well as winning the competition as a player – joining Miguel Munoz and Carlo Ancelotti.

2 - The least amount of goals United have conceded this season in each game they have worn the white strip that they will line up in at Wembley.

2.25 - average number of goals a game by Barcelona, the tournament's highest scorers this season.

4 - Whoever wins the final will join Ajax and Bayern Munich on four European titles, coming behind only Liverpool (5), AC Milan (7) and Real Madrid (9).

Red Square | United last won the Champions League three years ago in Moscow

4 - This will be Sir Alex Ferguson's fourth time in charge of a European Cup final, a feat only matched by two other men, Munoz and Marcello Lippi.

5 - Amount of Uefa finals between English and Spanish sides in the past five seasons – the Iberians have come out on top every time.

- This will be the 10th ever meeting between the two clubs, with both having picked up three wins each, drawing the other four games.

12 - The record amount of goals scored by one player in a single Champions League campaign, set by Ruud van Nistelrooy at Manchester United. Lionel Messi is only one away from matching him.

14 - The amount of times Barcelona and United have reached the Champions League group stage - the highest number in Europe alongside Porto.

Bolt from the blue | Leo Messi was superb during the 2009 final between the two sides

62 - percentage of possession that Barcelona have averaged in the Champions League this season, the highest in the competition. This equates to an average of 41 minutes of keeping hold of the ball during its time in play.

728 - days since the sides met in Rome for the 2009 final.

1992 - The year that Sergio Busquets’ father was on the bench for Barcelona when they won the Champions League final for the very first time at Wembley.

2009 - The year that the teams last met - neither has ever won consecutive games against the other.

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