The Dallas Mavericks have a defensive rating of 112.3 in the playoffs all-time.

TEAM	DRTG	SEASON	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF
Dallas Mavericks	113.7	1983-84	10	245.0	101.7	43.2	21.7	5.7	3.6	13.1	39.7	90.1	44.1	0.5	3.0	16.7	21.8	26.1	83.5	2,450	1,017	432	217	57	36	131	215
Dallas Mavericks	117.9	1984-85	4	258.8	120.5	42.3	24.5	7.3	2.5	15.3	42.8	90.8	47.1	2.3	6.0	37.5	32.8	39.3	83.4	1,035	482	169	98	29	10	61	94
Dallas Mavericks	115.7	1985-86	10	240.0	110.8	41.9	25.0	6.6	3.1	14.2	42.6	87.1	48.9	3.0	5.8	51.7	22.6	28.9	78.2	2,400	1,108	419	250	66	31	142	215
Dallas Mavericks	118.2	1986-87	4	240.0	116.5	44.8	22.0	6.8	4.3	14.8	43.8	89.0	49.2	0.5	6.3	8.0	28.5	38.0	75.0	960	466	179	88	27	17	59	99
Dallas Mavericks	114.8	1987-88	17	240.0	107.9	44.8	24.2	7.4	5.1	14.9	42.9	86.6	49.6	1.5	5.5	26.9	20.5	27.2	75.5	4,080	1,834	761	411	126	87	253	353
Dallas Mavericks	112.8	1989-90	3	240.0	100.3	40.0	20.3	8.0	5.7	18.0	38.3	81.0	47.3	3.0	9.7	31.0	20.7	27.0	76.5	720	301	120	61	24	17	54	82
Dallas Mavericks	108.4	2000-01	10	240.0	92.2	41.0	17.0	5.9	5.5	11.6	32.2	80.8	39.9	6.1	17.2	35.5	21.7	25.6	84.8	2,400	922	410	170	59	55	116	234
Dallas Mavericks	111.4	2001-02	8	243.1	109.0	41.9	19.6	6.3	4.6	12.5	39.8	88.0	45.2	8.4	22.1	37.9	21.1	25.3	83.7	1,945	872	335	157	50	37	100	206
Dallas Mavericks	111.1	2002-03	20	242.5	104.1	42.1	20.4	6.1	5.2	12.5	38.7	86.1	45.0	9.2	23.2	39.7	17.5	21.1	82.9	4,850	2,082	841	408	121	103	250	486
Dallas Mavericks	102.0	2003-04	5	240.0	99.6	52.2	20.6	9.2	6.6	13.6	38.2	96.4	39.6	5.0	17.4	28.7	18.2	23.6	77.1	1,200	498	261	103	46	33	68	108
Dallas Mavericks	115.0	2004-05	13	241.9	105.2	43.5	17.5	7.2	5.1	13.2	38.1	84.2	45.2	6.6	17.5	37.9	22.4	28.5	78.6	3,145	1,367	565	227	94	66	171	295
Dallas Mavericks	105.7	2005-06	23	244.3	99.7	42.7	15.3	6.6	4.3	12.8	36.1	80.1	45.1	4.8	15.1	31.7	22.7	28.0	80.9	5,620	2,294	981	351	152	99	295	587
Dallas Mavericks	112.8	2006-07	6	240.0	98.5	44.3	17.8	8.3	5.0	16.3	34.2	80.8	42.3	7.0	22.2	31.6	23.2	30.0	77.2	1,440	591	266	107	50	30	98	143
Dallas Mavericks	118.2	2007-08	5	240.0	94.0	45.2	19.4	4.0	4.0	11.6	31.6	78.8	40.1	7.2	20.8	34.6	23.6	30.0	78.7	1,200	470	226	97	20	20	58	103
Dallas Mavericks	114.0	2008-09	10	240.0	101.6	40.7	18.1	6.5	3.8	13.0	35.6	75.7	47.0	7.3	20.6	35.4	23.1	28.4	81.3	2,400	1,016	407	181	65	38	130	228
Dallas Mavericks	105.6	2009-10	6	240.0	92.8	43.8	18.5	7.5	5.0	13.0	34.0	79.3	42.9	6.3	19.3	32.8	18.5	23.3	79.3	1,440	557	263	111	45	30	78	135
Dallas Mavericks	106.3	2010-11	21	241.2	98.2	38.4	20.1	7.1	4.1	12.9	34.5	74.9	46.1	8.8	22.2	39.4	20.5	25.4	80.9	5,065	2,063	806	423	149	86	271	422
Dallas Mavericks	110.1	2011-12	4	240.0	93.3	40.5	15.5	8.0	3.5	14.5	31.5	78.0	40.4	8.0	21.5	37.2	22.3	26.8	83.2	960	373	162	62	32	14	58	83
Dallas Mavericks	112.1	2013-14	7	240.0	101.1	40.7	19.1	6.6	4.1	11.4	39.1	86.7	45.1	8.4	22.4	37.6	14.4	18.9	76.5	1,680	708	285	134	46	29	80	142
Dallas Mavericks	112.0	2014-15	5	240.0	110.0	47.4	21.2	7.0	4.6	14.2	41.6	92.0	45.2	7.6	24.4	31.1	19.2	25.2	76.2	1,200	550	237	106	35	23	71	136
Dallas Mavericks	122.0	2015-16	5	240.0	93.8	35.0	20.6	6.0	2.4	11.8	35.4	81.2	43.6	6.2	21.4	29.0	16.8	24.2	69.4	1,200	469	175	103	30	12	59	120
Dallas Mavericks	122.0	2019-20	6	244.2	117.0	43.2	21.5	6.5	3.7	12.7	42.2	89.2	47.3	13.5	37.5	36.0	19.2	26.5	72.3	1,465	702	259	129	39	22	76	135
Dallas Mavericks	121.1	2020-21	7	240.0	106.0	40.6	20.7	5.6	2.1	11.0	39.1	86.0	45.5	13.6	35.0	38.8	14.1	20.0	70.7	1,680	742	284	145	39	15	77	142
Dallas Mavericks	114.1	2021-22	18	240.0	106.3	36.5	19.2	7.2	2.8	10.2	36.3	80.8	44.9	15.8	41.5	38.0	18.0	23.3	77.1	4,320	1,914	657	345	129	50	184	380
Dallas Mavericks	112.6	2023-24	8	240.0	107.0	42.1	22.0	7.0	6.5	11.9	38.0	83.4	45.6	12.5	35.1	35.6	18.5	25.8	71.8	1,920	856	337	176	56	52	95	163