Numbers to Know: Champions League round of 16

The Champions League enters its most unforgiving phase this week as the round of 16 opens with a slate of ties that look, on paper, like contrasts in styles, health and momentum. Below, the key metrics that frame each showdown.

Atalanta – Bayern München Gewiss Stadium, Bergamo Atalanta have never kept a clean sheet in nine previous knockout matches, shipping 18 goals (2.0 per game) while refusing to abandon the high-octane approach that carried them to past glory. Bayern, unbeaten in all but one of this season’s games and Bundesliga leaders, own the best goals-per-match ratio in Champions League knockout history and have already scored 92 times in domestic play—20 more than any other club in Europe’s top five leagues. Harry Kane, fit after a minor calf scare, has 33 direct goal involvements in 33 European appearances for Bayern (27 goals, six assists) and nine in his last five matches overall. Atalanta, winless in three since overturning Borussia Dortmund in the play-off, average 1.57 open-play goals per match with Charles De Ketelaere in the side; without him the figure collapses to 0.67.

Newcastle United – Barcelona St James’ Park, Newcastle Newcastle’s season-long blueprint is to squeeze tempo: only four Premier League sides see less live-ball action, and their Champions League opener against Barcelona featured a competition-low 49.6% ball-in-play share. Since that 2-1 loss they have lost only once in nine European matches, lead the tournament in time spent winning, rank second for expected goals (23.1) and first for big chances created (45). Anthony Gordon has 10 goals in 10 continental appearances, trailing only Haaland and Van Nistelrooy (12 each) for an English club in a single campaign. Barcelona, fresh from four straight La Liga wins with 11 scored and one conceded, will lean on Marcus Rashford—tied for the competition lead with eight goal involvements and a career six-goal contribution haul in seven visits to St James’.

Arsenal – Bayer Leverkusen Emirates Stadium, London Arsenal are the only side yet to trail for a minute this season, winning all eight matches with a competition-best 23 goals scored and four conceded. Their +8 xG differential in drawn game states is also unmatched. Mikel Arteta’s press will target Leverkusen’s vulnerability to high turnovers—109 conceded, second-most in the field, and 26 shots conceded from those situations, the most. Leverkusen funnel 43% of their chances down the left, where Alejandro Grimaldo has created 23 chances; Arsenal can counter with Jurrien Timber, dribbled past only 7.4% of the time on 50+ tackles since last season.

Paris Saint-Germain – Chelsea Parc des Princes, Paris PSG top the competition in possession (69.7%), build-up attacks (7.3 per game) and pass completion under pressure (85.7%). Vitinha is the metronome, completing 93.3% of his 470 pressured passes—both the highest volume and best success rate among midfielders. Chelsea, under interim coach Liam Rosenior, have lost only three times since mid-January (all to Arsenal) and may deploy Reece James in a midfield pivot after his all-action display at Aston Villa, where he won 100% of duels and made more interceptions than any teammate.

Real Madrid – Manchester City Santiago Bernabéu, Madrid Europe’s new rivalry meets for a record fifth straight knockout season. Madrid will be without Kylian Mbappé (knee), Rodrygo (ACL) and Jude Bellingham (hamstring), leaving Vinícius Júnior to shoulder a front line that has scored in 39 consecutive home knockout fixtures since 2011. City, bolstered by January reinforcements and a rested Erling Haaland—who has contributed 47% of their goals among remaining teams—bring depth and rhythm. The tie pits City’s methodical build-up against a Madrid now forced into quicker vertical counters.