Liverpool will look to see out the second leg of their Champions League quarter-final tonight after earning a 2-0 advantage back at Anfield last week. Here are the most important facts and stats ahead of kick-off.
In Portugal, the Reds have won three of 11 visits. Aside from Porto last season the other two successes came at Benfica in 1978 and 1984 in the quarter-finals, both times seeing the Reds going on to win the European Cup.
In those 11 trips to Portugal the Reds have kept two clean sheets—both coming at Porto.
History on our side
Liverpool have never been eliminated from European competition in seven previous ties after winning the first leg at Anfield by a 2-0 scoreline.
The Reds have been beaten only once in Europe after taking a two-goal advantage away from Anfield for the second leg—at Inter Milan, controversially, in the 1965 European Cup semi-final, losing 3-0 in the San Siro after a 3-1 home victory.
The Reds have won 10 of the previous 14 European Cup quarter-finals—including four wins in the last five at this stage.
Jurgen’s Euro Heroes
Liverpool could reach a second successive Champions League semi-final for the first time since 2008.
The Reds have not lost a knockout tie in Europe since 2014-15, when they lost to Besiktas in the Europa League on penalties. Since then they have won all nine in which they have featured.
Jurgen Klopp has won 16 of 20 two-legged ties in European competition in his managerial career. He has never lost a two-legged tie as Liverpool manager in Europe, winning all nine.
To the wire?
The Reds have lost five of their last 11 games in this competition, all outside of England.
Liverpool have won three of their four penalty shoot-outs in Europe while in all competitions they have won 14 and lost four. They were last involved in a shoot-out in 2016, losing to Manchester City in the League Cup final.
Liverpool have progressed five times on away goals in European history, with three of those coming when they have played the away leg second. They last won on the ruling in 2007 when they eliminated Barcelona.
In 45 games in all competitions this season, Liverpool have conceded two or more goals eight times. The Reds have only failed to score on six occasions.
Since his Champions League debut in September 2017, Alisson has kept more clean sheets than any other goalkeeper in the competition, with all nine coming on his home ground: five at Roma and four at Anfield.
Liverpool are unbeaten in their last 16 games since going out of the FA Cup at Wolves in January, winning 11 and drawing five.
Liverpool, in six of the last nine games, have scored at least one goal in the final 10 minutes.
FC Porto have never beaten Liverpool in seven competitive meetings, drawing three and losing four. They have not scored against Liverpool in the last three encounters.
Porto have won all four Champions League games at home this season, defeating Galatasaray (1-0), Lokomotiv Moscow (4-1) and Schalke (3-1) in the group stage and Roma 3-1 in the last round.
Porto have suffered defeat in four of the last seven home matches against English opposition.
They have lost all four UEFA Competition ties when they have lost 2-0 away from home in the first leg.
In their last two home games against English teams, Porto have beaten Leicester 5-0 and lost 5-0 to Liverpool.
They have been awarded six penalties in their last 10 games.
Scorers this season
Liverpool: Salah 22, Mane 21, Firmino 15, Milner 6, Shaqiri 6, Sturridge 4, van Dijk 4, Origi 3, Keita 2, Wijnaldum 2, Alexander-Arnold 1, Fabinho 1, Henderson 1, Lovren 1, Matip 1, own goals 3.
Porto: Tiquinho Soares 19, Marega 18, Brahimi 12, Herrera 9, Adrian 6, Alex Telles 5, Jesus Corona 5, Otavio 6, Aboubakar 4, Eder Militao 4, Felipe 3, Hernani 3, Andre Pereira 3, Danilo Pereira 2, Fernando 2, Sergio Oliveira 2, Pepe 2, Bazoer 1, Diogo Leite 1, Maxi Pereira 1, Mouandilimadji 1, Oliver Torres 1, own goals 2.
All stats courtesy of LFC statistician Ged Rea.