The Los Angeles Lakers had the best defensive rating by a team in 2020-21, with a 107.1 rating.

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
Los Angeles Lakers	107.1	2020-21	72	242.4	109.5	44.2	24.7	7.8	5.4	15.2	40.6	86.1	47.2	11.1	31.2	35.4	17.2	23.3	73.9	17,455	7,887	3,185	1,775	562	386	1,095	1,377
Philadelphia 76ers	107.6	2020-21	72	242.1	113.6	45.1	23.7	9.1	6.2	14.4	41.4	86.9	47.6	11.3	30.1	37.4	19.6	25.5	76.7	17,430	8,182	3,244	1,706	655	447	1,040	1,456
New York Knicks	108.2	2020-21	72	242.1	107.0	45.1	21.4	7.0	5.1	12.9	39.4	86.5	45.6	11.8	30.0	39.2	16.4	20.9	78.4	17,430	7,706	3,250	1,541	507	365	932	1,473
Utah Jazz	108.3	2020-21	72	241.0	116.4	48.3	23.7	6.6	5.2	14.2	41.3	88.1	46.8	16.7	43.0	38.9	17.2	21.5	79.9	17,355	8,382	3,474	1,703	474	371	1,023	1,335
Golden State Warriors	110.1	2020-21	72	240.3	113.7	43.0	27.7	8.2	4.8	15.0	41.3	88.2	46.8	14.6	38.7	37.6	16.6	21.1	78.5	17,305	8,187	3,098	1,991	587	342	1,080	1,526
Memphis Grizzlies	111.0	2020-21	72	241.7	113.3	46.5	26.9	9.1	5.1	13.3	42.8	91.8	46.7	11.2	31.4	35.6	16.4	21.3	77.1	17,405	8,157	3,346	1,938	655	364	957	1,349
Miami Heat	111.2	2020-21	72	241.4	108.1	41.5	26.3	7.9	4.0	14.1	39.2	83.7	46.8	12.9	36.2	35.8	16.7	21.1	79.0	17,380	7,781	2,988	1,895	569	286	1,013	1,363
L.A. Clippers	111.2	2020-21	72	240.0	114.0	44.2	24.4	7.1	4.1	13.2	41.8	86.7	48.2	14.3	34.7	41.1	16.2	19.3	83.9	17,280	8,209	3,179	1,756	509	295	950	1,383
Phoenix Suns	111.3	2020-21	72	242.8	115.3	42.9	26.9	7.2	4.3	12.5	43.3	88.3	49.0	13.1	34.6	37.8	15.6	18.7	83.4	17,480	8,300	3,092	1,939	517	312	902	1,374
Milwaukee Bucks	111.4	2020-21	72	240.7	120.1	48.1	25.5	8.1	4.6	13.8	44.7	91.8	48.7	14.4	37.1	38.9	16.2	21.4	76.0	17,330	8,649	3,465	1,834	585	334	995	1,244
Chicago Bulls	112.0	2020-21	72	241.4	110.7	45.0	26.8	6.7	4.2	15.1	42.2	88.6	47.6	12.6	34.0	37.0	13.8	17.5	79.1	17,380	7,969	3,237	1,927	482	304	1,089	1,362
Denver Nuggets	112.1	2020-21	72	242.8	115.1	44.4	26.8	8.1	4.5	13.5	43.3	89.2	48.5	12.9	34.2	37.7	15.7	19.5	80.3	17,480	8,284	3,200	1,933	582	323	972	1,374
Indiana Pacers	112.4	2020-21	72	242.4	115.3	42.7	27.4	8.5	6.4	13.5	43.3	91.2	47.4	12.3	34.0	36.4	16.4	20.7	79.2	17,455	8,302	3,072	1,973	611	460	975	1,453
Boston Celtics	112.5	2020-21	72	241.4	112.6	44.3	23.5	7.7	5.3	14.1	41.5	88.9	46.6	13.6	36.4	37.4	16.1	20.8	77.5	17,380	8,109	3,186	1,689	556	383	1,012	1,471
Toronto Raptors	112.5	2020-21	72	240.3	111.3	41.6	24.1	8.6	5.4	13.2	39.7	88.7	44.8	14.5	39.3	36.8	17.4	21.3	81.5	17,305	8,011	2,994	1,735	618	388	952	1,526
Detroit Pistons	112.5	2020-21	72	242.1	106.6	42.7	24.2	7.4	5.2	14.9	38.7	85.6	45.2	11.6	32.9	35.1	17.8	23.4	75.9	17,430	7,676	3,075	1,743	531	371	1,075	1,477
San Antonio Spurs	112.8	2020-21	72	242.8	111.1	43.9	24.4	7.0	5.1	11.4	41.9	90.5	46.2	9.9	28.4	35.0	17.4	22.0	79.2	17,480	7,998	3,158	1,759	505	366	821	1,293
Charlotte Hornets	112.8	2020-21	72	241.0	109.5	43.8	26.8	7.8	4.8	14.8	39.9	87.8	45.5	13.7	37.0	36.9	15.9	20.9	76.1	17,355	7,881	3,151	1,933	565	344	1,069	1,298
Washington Wizards	113.0	2020-21	72	241.7	116.6	45.2	25.5	7.3	4.1	14.4	43.2	90.9	47.5	10.2	29.0	35.1	20.1	26.2	76.9	17,405	8,398	3,254	1,835	528	297	1,037	1,555
Dallas Mavericks	113.0	2020-21	72	240.3	112.4	43.3	22.9	6.3	4.3	12.1	41.1	87.3	47.0	13.8	38.1	36.2	16.5	21.2	77.8	17,305	8,096	3,120	1,647	450	311	869	1,396
Atlanta Hawks	113.3	2020-21	72	241.7	113.7	45.6	24.1	7.0	4.8	13.2	40.8	87.2	46.8	12.4	33.4	37.3	19.7	24.2	81.2	17,405	8,186	3,285	1,737	503	342	953	1,392
New Orleans Pelicans	113.8	2020-21	72	242.1	114.6	47.4	26.0	7.6	4.4	14.6	42.5	89.1	47.7	10.6	30.4	34.8	19.0	26.1	72.9	17,430	8,251	3,413	1,872	545	315	1,052	1,295
Brooklyn Nets	113.8	2020-21	72	241.7	118.6	44.4	26.8	6.7	5.3	13.5	43.1	87.3	49.4	14.2	36.1	39.2	18.1	22.5	80.4	17,405	8,537	3,199	1,929	484	379	975	1,371
Oklahoma City Thunder	114.0	2020-21	72	241.0	105.0	45.6	22.1	7.0	4.4	16.1	38.8	88.0	44.1	11.9	35.1	33.9	15.5	21.3	72.5	17,355	7,560	3,283	1,588	504	316	1,162	1,305
Cleveland Cavaliers	114.4	2020-21	72	242.1	103.8	42.8	23.8	7.8	4.5	15.5	38.6	85.8	45.0	10.0	29.7	33.6	16.7	22.4	74.3	17,430	7,476	3,078	1,716	559	325	1,114	1,308