The UEFA Champions League hasn't used a traditional group stage since the 2024/25 season. If you've watched a match and been confused by talk of a single 36-team table instead of the old groups of four, you're not alone — it's the biggest structural change to Europe's top club competition in over two decades. Here's exactly how the "league phase" works, how the pots and knockout play-offs are decided, and what's changed heading into the 2026/27 season.

Why UEFA scrapped the group stage

The old format split 32 teams into eight groups of four, meaning most clubs only ever played six other teams all season — and by matchday five or six, plenty of those games were "dead" with qualification already settled either way. UEFA replaced it with a single, expanded league table designed to guarantee more high-profile matches and cut down on meaningless fixtures.

The change also followed years of pressure from Europe's biggest clubs for more guaranteed games against elite opposition — pressure that had spilled over into the breakaway European Super League proposal in April 2021. That project collapsed within 48 hours under fan and government backlash, but it pushed UEFA toward building a bigger, more lucrative competition of its own rather than risk another breakaway attempt. The result, formally adopted in 2022 and introduced from the 2024/25 season, is the format now used across all three UEFA men's club competitions.

How the league phase works

All 36 teams sit in one league table — no groups. Before the season, each club is drawn into four seeding pots of nine based on strength, and every team plays eight league-phase matches: two against opponents from each of the other three pots, one at home and one away against each of those two. Nobody plays every other team in the competition; the pots are designed so every club faces a mix of opposition roughly matched to its own seeding, with the computer draw also spreading fixtures so no team faces more than two clubs from the same association.

Matches are played across eight matchdays between September and January, replacing the old six-matchday group stage that ran September to December. That's a third more European football for every club that takes part, and a third more broadcast inventory for UEFA to sell — a big part of the financial logic behind the change.

How the pots are decided

Before the draw, all 36 clubs are ranked by their UEFA club coefficient — a running score built from a club's results in European competition (points for wins, draws and rounds reached) over the previous five seasons, plus a smaller contribution from its national association's coefficient. The 36 are then split into four pots of nine, from the strongest sides in Pot 1 down to the weakest in Pot 4. Because each club faces two opponents from every other pot, every team is guaranteed a spread of tough away trips against Pot 1 royalty and, in theory, a handful of more winnable fixtures against Pot 4 opposition too.

The league table and how ties are broken

Ranking works exactly like a normal league table: 3 points for a win, 1 for a draw, 0 for a loss. When teams finish level on points, UEFA works through a defined list of tiebreakers in order: goal difference in the league phase, goals scored, away goals scored, wins, away wins, the collective record of the teams' league-phase opponents (points, then goal difference, then goals scored), disciplinary points from yellow and red cards, and finally the club coefficient itself if everything else is identical.

Who advances from the table

Table position	What happens
1st–8th	Straight through to the Round of 16
9th–24th	Two-legged knockout play-off for the remaining 8 last-16 spots
25th–36th	Eliminated — no longer drop into the Europa League, unlike the old format

That last point is a real change from the old group-stage era, when third-placed teams got a Europa League parachute. Finish outside the top 24 in the Champions League league phase today and your European season is over completely.

The knockout stage

Once the Round of 16 is set, the competition switches to a conventional two-legged knockout format all the way through the quarter-finals and semi-finals. The final itself remains a single match at a pre-selected neutral venue, exactly as before the format change.

Who are the reigning champions?

Paris Saint-Germain enter the 2026/27 season as back-to-back champions. Having beaten Inter Milan 5-0 in the 2024/25 final in Munich, PSG retained the trophy in 2025/26 by beating Arsenal 4-3 on penalties after a goalless 120 minutes at the Puskás Aréna in Budapest — Vitinha was named Man of the Match in front of 61,035 fans. It was Arsenal's first Champions League final appearance in 20 years, and PSG's back-to-back triumph made them the competition's first repeat winners since Real Madrid's run of three straight titles between 2016 and 2018.

What's new for the 2026/27 season

The format itself is unchanged, but the calendar keeps moving: qualifying for 2026/27 ran from early July through late August, with the play-off round (the last hurdle before the league phase proper) played on 18/19 and 25/26 August 2026. Twenty-nine of the 36 league-phase places go automatically to clubs that qualify via their domestic league finish or by winning the previous season's Champions League or Europa League; the remaining seven come through those qualifying rounds. The league phase draw takes place on 27 August 2026, with Matchday 1 kicking off on 8–10 September 2026. The 2026/27 final is scheduled for 5 June 2027 at the Estadio Metropolitano in Madrid, home of Atlético Madrid.

Same idea, three competitions

The Swiss-style single table isn't unique to the Champions League — UEFA rolled it out across all three men's club competitions at once. The Europa League uses the same 36-team, eight-match structure with four pots of nine. The Conference League uses a slightly different split: 36 teams in six pots of six, still playing eight league-phase games each. In both cases the top eight advance directly to the round of 16 and the next batch of teams enter a knockout play-off, mirroring the Champions League exactly.

The numbers behind the change

• Teams: 32 → 36
• Pre-knockout matches: 96 → 144 (all three competitions saw a similar jump)
• Guaranteed league-phase games per club: 6 → 8
• Path to the knockouts: automatic top-8 qualification plus a brand-new 16-team play-off round that didn't exist under the old group format

The format is modelled on the "Swiss system" used in chess and other individual sports, where competitors are paired against opponents of similar standing rather than fixed into static groups. The Champions League was the first major football competition to adopt it at this scale, and UEFA has since exported the same principle to its Nations League for national teams.

For more on the players who've dominated the competition under both the old and new formats, see our Champions League all-time top scorers guide, and catch every league-phase goal in our Champions League highlights. If you're new to the sport entirely, our soccer rules beginner's guide covers the basics this article assumes you already know.

For UEFA's own explanation of the format, see the official UEFA Champions League site.

FAQ

How many teams are in the Champions League now?

36, up from 32 under the old group-stage format, since the 2024/25 season. All three UEFA men's club competitions (Champions League, Europa League and Conference League) now use a 36-team single-table "league phase."

Is there still a group stage?

No. All 36 teams sit in a single league table (the "league phase") and each plays eight different opponents rather than being split into groups of four.

How do teams qualify for the knockout rounds?

The top 8 in the league table go straight to the Round of 16. Teams ranked 9th to 24th play a two-legged play-off for the remaining 8 knockout spots. The bottom 12 are eliminated from Europe entirely — unlike the old format, there's no longer a parachute into the Europa League.

How are the four pots decided?

Clubs are ranked by their UEFA club coefficient — a five-year running score based on European results — and split into four pots of nine, from strongest to weakest. Every club then plays two opponents from each of the other three pots, one at home and one away.

What happens if teams finish level on points?

UEFA works through a set order of tiebreakers: goal difference, goals scored, away goals, wins, away wins, the collective record of a team's opponents, disciplinary points, and finally club coefficient.

Is the Champions League final still a single match?

Yes — the final is unchanged, a single match at a neutral venue decided on the day. The 2026/27 final is scheduled for 5 June 2027 at the Estadio Metropolitano in Madrid.

Who won the Champions League in 2026?

Paris Saint-Germain, beating Arsenal 4-3 on penalties after a goalless 120 minutes in the 2025/26 final at the Puskás Aréna in Budapest — their second straight title.

When does the 2026/27 Champions League season start?

The league phase draw was held on 27 August 2026, with Matchday 1 played on 8–10 September 2026, following qualifying rounds that ran from early July through late August.