Between the 1900 and 2022 seasons, the Chicago Cubs had their best OPS in a game against the Giants on August 13, 1959, with an OPS of 1.576.

Interpreted as:

cubs most ops in one regular-season game, 1900 to 2022

	TEAM	OPS	DATE	TM		OPP	RESULT	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG
1	Cubs	1.576	8/13/1959	CHC	vs	SFG	W 20-9	41	20	19	2	2	5	20	13	1	2	0	0	56	40	9	1	0	4	0	.463	.600	.976
2	Cubs	1.550	5/31/1954	CHC	vs	STL	W 14-4	34	14	14	1	2	6	14	3	1	3	0	0	39	37	9	0	1	1	0	.412	.462	1.088
3	Cubs	1.545	8/25/1922	CHC	vs	PHN	W 26-23	46	26	25	8	0	3	24	10	1	4	1	0	59	42	11	2				.543	.632	.913
4	Cubs	1.516	5/17/1977	CHC	vs	SDP	W 23-6	50	23	24	4	0	7	22	5	1	0	0	0	57	49	11	1	0	0	1	.480	.536	.980
5	Cubs	1.511	6/27/1979	CHC	vs	PHI	W 11-4	35	11	17	5	1	3	11	6	2	4	0	1	45	33	9	1	1	1	3	.486	.568	.943
6	Cubs	1.511	9/15/2004	CHC	vs	PIT	W 13-5	41	13	18	6	1	5	13	6	0	7	0	0	48	41	12	1	0	0	0	.439	.511	1.000
7	Cubs	1.510	6/3/1987	CHC	vs	HOU	W 22-7	44	22	21	3	0	6	21	9	0	6	1	0	54	42	9	0	1	0	1	.477	.556	.955
8	Cubs	1.507	8/30/1930	CHC	vs	SLN	W 16-4	34	16	15	4	1	4	15	5	2	4	0	0	45	33	9	4				.441	.537	.971
9	Cubs	1.503	6/11/1967	CHC	vs	NYM	W 18-10	43	18	19	1	2	7	18	2	0	6	1	1	46	45	10	0	1	0	0	.442	.457	1.047
10	Cubs	1.496	9/27/1930	CHC	vs	CIN	W 13-8	40	13	17	3	2	5	13	8	0	2	1	0	49	39	10	1				.425	.521	.975
11	Cubs	1.490	8/29/1931	CHC	vs	CIN	W 14-5	35	14	16	3	1	4	14	6	1	3	0	0	42	33	8	0				.457	.548	.943
12	Cubs	1.487	4/16/2004	CHC	vs	CIN	W 11-10	36	11	16	5	0	5	11	3	0	11	0	0	40	36	10	1	0	0	1	.444	.487	1.000
13	Cubs	1.479	6/24/2003	CHC	vs	MIL	W 9-1	32	9	13	2	0	6	9	4	0	7	0	0	38	33	8	0	2	0	3	.406	.447	1.031
14	Cubs	1.454	9/15/2019	CHC	vs	PIT	W 16-6	41	16	19	4	1	5	15	3	0	5	0	0	46	40	10	0	2	0	0	.463	.478	.976
15	Cubs	1.449	5/10/1980	CHC	vs	SFG	W 15-9	39	15	17	4	2	4	15	5	1	7	1	0	46	37	10	0	1	0	1	.436	.500	.949
16	Cubs	1.446	9/16/1972	CHC	vs	NYM	W 18-5	40	18	17	3	0	5	18	15	0	7	0	0	57	35	8	1	1	2	0	.425	.571	.875
17	Cubs	1.442	9/1/1978	CHC	vs	HOU	W 14-11	37	14	16	6	0	4	13	7	0	7	0	0	47	34	10	3	0	2	0	.432	.523	.919
18	Cubs	1.435	9/19/1997	CHC	vs	PHI	L 5-10	22	5	9	1	0	4	5	1	0	2	0	1	23	22	5	0	0	0	1	.409	.435	1.000
19	Cubs	1.429	6/30/2022	CHC	vs	CIN	W 15-7	45	15	23	5	0	4	15	3	1	4	1	0	50	40	9	0	1	0	2	.511	.540	.889
20	Cubs	1.427	6/10/2005	CHC	vs	BOS	W 14-6	41	14	20	6	0	4	12	1	0	6	1	0	43	38	10	1	0	0	0	.488	.500	.927
21	Cubs	1.427	4/17/2003	CHC	vs	CIN	W 16-3	38	16	16	4	1	4	16	9	0	4	0	0	47	34	9	0	0	0	2	.421	.532	.895
22	Cubs	1.425	4/23/2021	CHC	vs	MIL	W 15-2	40	15	17	6	1	4	15	5	1	8	0	0	46	37	11	0	0	0	1	.425	.500	.925
23	Cubs	1.425	9/12/1998	CHC	vs	MIL	W 15-12	40	15	18	1	0	6	15	4	0	5	0	0	45	37	7	1	0	0	2	.450	.500	.925
24	Cubs	1.419	8/10/2002	CHC	@	COL	W 15-1	44	15	20	2	0	6	15	3	2	3	0	0	49	40	8	0	0	0	3	.455	.510	.909
25	Cubs	1.416	7/1/1929	CHC	@	SLN	N 11-11	32	11	15	2	1	3	11	5	0	4	1	0	37	28	6	0				.469	.541	.875