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| 3 NBA championship seasons: 2005-06, 2011-12, 2012-13 |
| Last NBA championship: 2012-13, 10 seasons ago |
| Best finish: |
| beat Dallas in NBA Finals in 2005-06 season |
| beat Oklahoma City in NBA Finals in 2011-12 season |
| beat San Antonio in NBA Finals in 2012-13 season |
| TEAM | SEASON | RECORD | PERC | DIV STD | GB | CNF STD | PLAYOFFS |
| Miami | 1988-89 | 15-67 | .183 | 6th Midwest | -36.0 | --- West | missed playoffs |
| Miami | 1989-90 | 18-64 | .220 | 5th Atlantic | -35.0 | --- East | missed playoffs |
| Miami | 1990-91 | 24-58 | .293 | 6th Atlantic | -32.0 | --- East | missed playoffs |
| Miami | 1991-92 | 38-44 | .463 | 4th Atlantic | -13.0 | 8th East | LChi |
| Miami | 1992-93 | 36-46 | .439 | 5th Atlantic | -24.0 | --- East | missed playoffs |
| Miami | 1993-94 | 42-40 | .512 | 4th Atlantic | -15.0 | 8th East | LAtl |
| Miami | 1994-95 | 32-50 | .390 | 4th Atlantic | -25.0 | --- East | missed playoffs |
| Miami | 1995-96 | 42-40 | .512 | 3rd Atlantic | -18.0 | 8th East | LChi |
| Miami | 1996-97 | 61-21 | .744 | 1st Atlantic | + 4.0 | 2nd East | WOrl WNY LChi |
| Miami | 1997-98 | 55-27 | .671 | 1st Atlantic | +12.0 | 2nd East | LNY |
| Miami | 1998-99 | 33-17 | .660 | 1st Atlantic | + 0.0 | 1st East | LNY |
| Miami | 1999-00 | 52-30 | .634 | 1st Atlantic | + 2.0 | 2nd East | WDet LNY |
| Miami | 2000-01 | 50-32 | .610 | 2nd Atlantic | - 6.0 | 3rd East | LCha |
| Miami | 2001-02 | 36-46 | .439 | 6th Atlantic | -16.0 | --- East | missed playoffs |
| Miami | 2002-03 | 25-57 | .305 | 7th Atlantic | -24.0 | --- East | missed playoffs |
| Miami | 2003-04 | 42-40 | .512 | 2nd Atlantic | - 5.0 | 4th East | WNOH LInd |
| Miami | 2004-05 | 59-23 | .720 | 1st Southeast | +14.0 | 1st East | WNJ WWsh LDet |
| %Miami | 2005-06 | 52-30 | .634 | 1st Southeast | +10.0 | 2nd East | WChi WNJ WDet WDal |
| Miami | 2006-07 | 44-38 | .537 | 1st Southeast | + 3.0 | 4th East | LChi |
| Miami | 2007-08 | 15-67 | .183 | 5th Southeast | -37.0 | --- East | missed playoffs |
| Miami | 2008-09 | 43-39 | .524 | 3rd Southeast | -16.0 | 5th East | LAtl |
| Miami | 2009-10 | 47-35 | .573 | 3rd Southeast | -12.0 | 5th East | LBos |
| Miami | 2010-11 | 58-24 | .707 | 1st Southeast | + 6.0 | 2nd East | WPhi WBos WChi LDal |
| %Miami | 2011-12 | 46-20 | .697 | 1st Southeast | + 6.0 | 2nd East | WNY WInd WBos WOkC |
| %Miami | 2012-13 | 66-16 | .805 | 1st Southeast | +22.0 | 1st East | WMil WChi WInd WSA |
| Miami | 2013-14 | 54-28 | .659 | 1st Southeast | +10.0 | 2nd East | WChB WBkn WInd LSA |
| Miami | 2014-15 | 37-45 | .451 | 3rd Southeast | -23.0 | --- East | missed playoffs |
| Miami | 2015-16 | 48-34 | .585 | 1st Southeast | + 0.0 | 3rd East | WCha LTor |
| Miami | 2016-17 | 41-41 | .500 | 3rd Southeast | - 8.0 | --- East | missed playoffs |
| Miami | 2017-18 | 44-38 | .537 | 1st Southeast | + 1.0 | 6th East | LPhi |
| Miami | 2018-19 | 39-43 | .476 | T2nd Southeast | - 3.0 | --- East | missed playoffs |
| Miami | 2019-20 | 44-29 | .603 | 1st Southeast | +11.0 | 5th East | WInd WMil WBos LLAL |
| Miami | 2020-21 | 40-32 | .556 | 2nd Southeast | - 1.0 | 6th East | LMil |
| Miami | 2021-22 | 53-29 | .646 | 1st Southeast | +10.0 | 1st East | WAtl WPhi LBos |
| Miami | 2022-23 | 44-38 | .537 | 1st Southeast | + 3.0 | 8th East | LAtl WChi WMil WNY WBos LDen |
| Miami | 2023-24 | 46-36 | .561 | 2nd Southeast | - 1.0 | 8th East | xPhi |