The National Basketball Association (NBA) Finals is the championship series for the NBA and the end of its postseason. All Finals Are played at a best-of-seven format, and are contested between the champions of the Eastern Conference and the Western Conference (formerly Divisions earlier 1970), except in 1950 when the Eastern Division winner confronted the winner between the Western and Central Division winners. By 1946 through 1949, when the league was known as the Basketball Association of America (BAA), the playoffs were a three-stage tournament in which both semifinal winners played in the finals. [1][2][3] the series’ team receives the Larry O’Brien Championship Trophy.
The present home-and-away format at the NBA Finals is 2–2–1–1–1 (the team with the superior regular-season record plays in their home court in Games 1, 2, 5, and 7), which has been utilized in 1947–1948, 1950–1952, 1957–1970, 1972–1974, 1976–1977, 1979–1984, and 2014–gift. It was formerly in two –3–2 format (the group with the better regular season record plays in their home court in Games 1, 2, 6, and 7) during 1949, 1953–1955, and 1985–2013,[4][5][6][7][8][9] at a 1–1–1–1–1–1–1 structure throughout 1956 and 1971,[10][11] and in a 1–2–2–1–1 format throughout 1975 and 1978. [12][13]
The Eastern Conference/Division directs the Western Conference/Division in series won (39–34). The defunct Central Division, in presence during the 1949–50 NBA season when the NBA was split into three branches and different from the recent Central Division made in 1970 when the present Eastern Division was upgraded as a conference, won one tournament. The Minneapolis/Los Angeles Lakers and the Boston Celtics possess nearly half of those titles, having won a 33 of 73 championships. The defending champions are, as of 2019.

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