A group stage is the opening phase of a tournament where teams are divided into small groups and play round-robin within each group. The top teams from each group then advance to a knockout bracket. It's the format behind the FIFA World Cup, Champions League, Rugby World Cup, and thousands of local tournaments every weekend.
Picking the right format is the first decision every organizer makes — and it's permanent. In Score7, the format is locked once you create your tournament. You can change participants, adjust the schedule, and tweak standings criteria all you want, but the format itself stays.
So it's worth getting it right. This guide covers every major tournament format, explains when each one shines, and gives you a straightforward way to decide which one fits your event.
Sixteen teams is where format choice really matters. Some formats that work fine for 8 teams become impractical at 16 — a round-robin needs 120 matches, which is a non-starter for most events. Here are the formats that actually work at this scale.
Eight teams is the sweet spot for tournament organization. It's large enough to feel competitive and small enough that almost any format works. But the right choice depends on how much time you have and how many matches you want each team to play.
Double elimination gives every participant a second chance. You need to lose twice to be eliminated. It's the competitive standard for fighting game tournaments, esports events, and any bracket where a single bad match shouldn't end someone's run.
The most successful tournament format in competitive sports combines two things: the fairness of round-robin groups and the drama of elimination brackets. It's the format behind the FIFA World Cup, the UEFA Champions League, and most major esports circuits — and it works just as well for a 12-team community event.
The format you pick defines everything: how many matches are played, how long the event takes, how fair the results are, and how your participants experience the competition. In Score7, the format is locked once you create a tournament — so it's worth getting this right from the start.
Single elimination is the simplest tournament format: lose one match and you're out. The last participant standing wins. It's the format behind March Madness, the FIFA World Cup knockout stage, and most playoff brackets in every sport.
A round-robin tournament is a format where every participant plays against every other participant. There are no eliminations — everyone completes the same number of matches, and the final rankings are determined by accumulated points. It's the format used by the Premier League, La Liga, and most domestic sports leagues worldwide.
Round-robin is considered the fairest tournament format because a single bad match doesn't eliminate anyone. The participant with the best overall performance wins.
A Swiss system tournament is a format where participants are paired each round based on their current standings. Players with similar records face each other, round by round, without anyone being eliminated. After a fixed number of rounds, the final standings determine the winner.
Swiss was invented in 1895 for a chess tournament in Zurich, Switzerland — hence the name. It has since become the standard format for chess events worldwide and is increasingly popular in esports, card games (Magic: The Gathering, Pokemon), and any competition where a full round-robin would take too long.