Advantages of Knock-out Tournaments:
1 Minimum number of officials are required in organizing such type of tournaments
2 Owing to less number of matches it requires less time to complete the tournament.
3 The knock-out tournaments are less expensive because the team which gets defeated is eliminated from the competition.
Disadvantages of knock-out Tournament:
1 Spectators may not have enough interest in the final match.
2 There may be many chances of elimination of good teams in the first or second round. So good teams may not reach into the final round.
3 There are maximum chances of weak teams to enter into the final round