In professional basketball, such as the NBA, the game consists of four 12-minute quarters, totaling 48 minutes of playing time. However, the actual time spent watching or attending an NBA game is much longer due to stoppages, halftime, and commercial breaks. On average, an NBA game lasts about 2 to 2.5 hours.
Halftime in an NBA game is 15 minutes long, and each team is allowed a certain number of timeouts, which can extend the game. Additionally, fouls and reviews by referees can add extra time. The atmosphere of professional games, especially in the NBA, is also enhanced by pre-game ceremonies, halftime shows, and post-game activities, which may not directly contribute to gameplay but still add to the overall experience.
If the game goes into overtime, it extends by an additional 5 minutes for each overtime period. Some games may have multiple overtimes, leading to durations well beyond the average. For fans, this unpredictability is part of what makes the game so thrilling.
For international games governed by FIBA (International Basketball Federation), the structure differs slightly. The quarters are shorter, lasting 10 minutes each, for a total of 40 minutes of gameplay. These games tend to have fewer commercial breaks and generally finish within 1.5 to 2 hours, making them slightly shorter than NBA games.