The Pittsburgh Pirates had the worst OPS by a team in 2020, with an OPS of .641.

	TEAM	OPS	SEASON	G	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG
1	Pirates	.641	2020	60	.317	19	41	1,932	219	425	76	6	59	210	167	11	521	16	11	2,132	690	141	7	15	6	34	.220	.284	.357
2	Rangers	.648	2020	60	.367	22	38	1,936	224	420	80	9	62	204	167	24	548	49	14	2,147	704	151	2	18	3	33	.217	.285	.364
3	Mariners	.678	2020	60	.450	27	33	1,929	254	435	88	5	60	244	207	30	545	50	16	2,181	713	153	3	12	5	35	.226	.309	.370
4	Indians	.689	2020	60	.583	35	25	1,959	248	446	96	5	59	234	239	24	517	25	10	2,245	729	160	7	16	4	40	.228	.317	.372
5	Cardinals	.694	2020	58	.517	30	28	1,752	240	410	73	7	51	231	205	33	477	18	10	2,010	650	131	4	16	3	38	.234	.323	.371
6	Tigers	.700	2020	58	.397	23	35	1,893	249	463	78	12	62	242	147	19	567	19	6	2,074	751	152	1	14	1	42	.245	.303	.397
7	Brewers	.702	2020	60	.483	29	31	1,920	247	429	83	5	75	238	221	35	582	15	11	2,186	747	163	0	10	8	53	.223	.313	.389
8	Marlins	.703	2020	60	.517	31	29	1,935	263	472	82	5	60	247	191	25	537	51	14	2,166	744	147	6	9	6	37	.244	.319	.384
9	Diamondbacks	.704	2020	60	.417	25	35	1,997	269	482	101	12	58	255	181	36	461	23	7	2,238	781	171	1	23	5	37	.241	.312	.391
10	Cubs	.705	2020	60	.567	34	26	1,918	265	422	82	8	74	248	229	52	568	24	10	2,213	742	164	1	13	9	42	.220	.318	.387
11	Royals	.711	2020	60	.433	26	34	1,988	248	485	97	7	68	237	172	18	527	49	20	2,196	800	172	8	10	3	28	.244	.309	.402
12	Reds	.715	2020	60	.517	31	29	1,842	243	390	76	3	90	237	239	33	534	29	9	2,121	742	169	0	7	4	44	.212	.312	.403
13	Rockies	.716	2020	60	.433	26	34	2,057	275	528	84	16	63	264	161	10	543	42	9	2,254	833	163	7	19	12	41	.257	.311	.405
14	Athletics	.718	2020	60	.600	36	24	1,908	274	430	91	11	71	264	238	39	524	26	3	2,201	756	173	2	14	5	44	.225	.322	.396
15	Astros	.720	2020	60	.483	29	31	1,992	279	478	103	12	69	268	192	23	440	22	11	2,226	812	184	6	13	5	39	.240	.312	.408
16	Twins	.743	2020	60	.600	36	24	1,937	269	468	81	3	91	258	186	29	528	14	7	2,168	828	175	2	14	9	38	.242	.315	.427
17	Orioles	.750	2020	60	.417	25	35	2,026	274	523	102	7	77	264	164	27	514	19	14	2,242	870	186	15	10	5	32	.258	.321	.429
18	Rays	.753	2020	60	.667	40	20	1,975	289	470	105	12	80	274	243	28	608	48	9	2,260	839	197	0	14	9	38	.238	.328	.425
19	Angels	.763	2020	60	.433	26	34	2,020	294	501	97	8	85	285	239	25	490	21	8	2,308	869	190	6	18	8	49	.248	.332	.430
20	Blue Jays	.766	2020	60	.533	32	28	2,023	302	516	104	4	88	288	203	12	508	33	6	2,260	892	196	8	14	4	39	.255	.325	.441
21	Nationals	.769	2020	60	.433	26	34	1,968	293	519	112	12	66	279	192	32	451	33	12	2,218	853	190	5	21	16	42	.264	.336	.433
22	Red Sox	.775	2020	60	.400	24	36	2,083	292	552	118	7	81	278	187	21	545	31	9	2,304	927	206	4	9	8	51	.265	.330	.445
23	White Sox	.779	2020	60	.583	35	25	2,047	306	534	94	6	96	294	179	24	571	20	8	2,264	928	196	1	13	1	44	.261	.326	.453
24	Phillies	.781	2020	60	.467	28	32	1,948	306	500	90	10	82	289	229	28	480	35	8	2,223	856	182	8	10	16	40	.257	.342	.439
25	Giants	.785	2020	60	.483	29	31	2,019	299	532	107	14	81	290	195	27	499	19	8	2,258	910	202	4	13	8	51	.263	.335	.451