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 79 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

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Rk Season
Team
W-L
WPct
79. 1962 Boston Celtics 8-6 .571

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