NBA Champions with the Best and Worst Winning Percentage

Complete list of NBA Champions ordered by winning percentage. It shows the Championship teams with the best and worst records in NBA Playoffs history.

Nobody so far ended the postseason without losing at least once. And in 75 years only three teams became the NBA champions with just one Playoff loss: the 2001 Lakers, the 1983 76ers and the 2017 Warriors.

NBA Champions = NBA Champions

NBA Champions with the Best and Worst Winning Percentage
Rk Season
Team
W-L
WPct
1990 Detroit Pistons 15-5 .750
31. 1977 Portland Trail Blazers 14-5 .737
32. 1967 Philadelphia 76ers 11-4 .733
33. 1948 Baltimore Bullets (1st) 8-3 .727
1958 St. Louis Hawks 8-3 .727
1959 Boston Celtics 8-3 .727
36. 1998 Chicago Bulls 15-6 .714
37. 1973 New York Knicks 12-5 .706
1975 Golden State Warriors 12-5 .706
1979 Seattle Supersonics 12-5 .706
1981 Boston Celtics 12-5 .706
41. 1956 Philadelphia Warriors 7-3 .700
1957 Boston Celtics 7-3 .700
43. 2004 Detroit Pistons 16-7 .696
2005 San Antonio Spurs 16-7 .696
2006 Miami Heat 16-7 .696
2009 Los Angeles Lakers 16-7 .696
2010 Los Angeles Lakers 16-7 .696
2012 Miami Heat 16-7 .696
2013 Miami Heat 16-7 .696
2014 San Antonio Spurs 16-7 .696
2021 Milwaukee Bucks 16-7 .696
52. 1952 Minneapolis Lakers 9-4 .692
1954 Minneapolis Lakers 9-4 .692
54. 1992 Chicago Bulls 15-7 .682
1995 Houston Rockets 15-7 .682
56. 1965 Boston Celtics 8-4 .667
1969 Boston Celtics 12-6 .667
1974 Boston Celtics 12-6 .667
1976 Boston Celtics 12-6 .667
1978 Washington Bullets 14-7 .667
2003 San Antonio Spurs 16-8 .667
2019 Toronto Raptors 16-8 .667
63. 1984 Boston Celtics 15-8 .652
1994 Houston Rockets 15-8 .652
2000 Los Angeles Lakers 15-8 .652
66. 1966 Boston Celtics 11-6 .647
67. 1951 Rochester Royals 9-5 .643
68. 1955 Syracuse Nationals 7-4 .636
69. 1968 Boston Celtics 12-7 .632
1970 New York Knicks 12-7 .632
71. 1988 Los Angeles Lakers 15-9 .625
72. 1960 Boston Celtics 8-5 .615
1963 Boston Celtics 8-5 .615
2008 Boston Celtics 16-10 .615
75. 1962 Boston Celtics 8-6 .571

related:
Best Winnning % in Playoffs
(including non-Championship teams)