Barry Bonds has the best OPS with >249 at-bats in a season, with an OPS of 1.422 in 2004.

Interpreted as:

highest ops single season >249 ab by a player

	NAME	OPS	AB	SEASON	TM	G	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	WRC	WRAA	WOBA	WRC+	BRAA
1	Barry Bonds B. Bonds	1.422	373	2004	SFG	147	129	135	27	3	45	101	232	9	41	6	1	617	303	75	0	3	120	5	.362	.609	.812	185	108	.537	233	105.7
2	Barry Bonds B. Bonds	1.381	403	2002	SFG	143	117	149	31	2	46	110	198	9	47	9	2	612	322	79	0	2	68	4	.370	.582	.799	183	110	.544	244	109.9
3	Babe Ruth B. Ruth	1.379	458	1920	NYY	142	158	172	36	9	54	135	150	3	80	14	14	616	388	99	5				.376	.532	.847	191	120.9	.597	237	110.5
4	Barry Bonds B. Bonds	1.379	476	2001	SFG	153	129	156	32	2	73	137	177	9	93	13	3	664	411	107	0	2	35	5	.328	.515	.863	200	117.7	.537	234	116.6
5	Babe Ruth B. Ruth	1.359	540	1921	NYY	152	177	204	44	16	59	168	145	4	81	17	13	693	457	119	4				.378	.512	.846	214	127.8	.575	224	118.7
6	Babe Ruth B. Ruth	1.309	522	1923	NYY	152	151	205	45	13	41	130	170	4	93	17	21	699	399	99	3				.393	.545	.764	211	124.7	.571	230	120.4
7	Ted Williams T. Williams	1.287	456	1941	BSA	143	135	185	33	3	37	120	147	3	27	2	4	606	335	73	0			10	.406	.553	.735	179	108.8	.568	221	96.9
8	Barry Bonds B. Bonds	1.278	390	2003	SFG	130	111	133	22	1	45	90	148	10	58	7	0	550	292	68	0	2	61	7	.341	.529	.749	148	80.5	.503	212	79.4
9	Babe Ruth B. Ruth	1.258	540	1927	NYY	151	158	192	29	8	60	165	137	0	89	7	6	691	417	97	14				.356	.486	.772	195	109.9	.545	212	104.8
10	Ted Williams T. Williams	1.257	420	1957	BOS	132	96	163	28	1	38	87	119	5	43	0	1	546	307	67	0	2	33	11	.388	.526	.731	148	87.3	.524	223	79
11	Babe Ruth B. Ruth	1.253	495	1926	NYY	152	139	184	30	5	47	153	144	3	76	11	9	652	365	82	10				.372	.516	.737	184	105.6	.551	216	100.6
12	Babe Ruth B. Ruth	1.252	529	1924	NYY	153	143	200	39	7	46	124	142	4	81	9	13	681	391	92	6				.378	.513	.739	193	109.2	.549	210	102
13	Rogers Hornsby R. Hornsby	1.245	504	1925	SLN	138	133	203	41	10	39	143	83	2	39	5	3	605	381	90	16				.403	.489	.756	173	94.1	.540	208	90.1
14	Lou Gehrig L. Gehrig	1.240	584	1927	NYY	155	149	218	52	18	47	173	109	3	84	10	8	717	447	117	21				.373	.474	.765	199	110.9	.540	209	105.6
15	Babe Ruth B. Ruth	1.225	518	1930	NYY	145	150	186	28	9	49	153	136	1	61	10	10	676	379	86	21				.359	.493	.732	192	97	.517	204	100.6
16	Mark McGwire M. McGwire	1.222	509	1998	STL	155	130	152	21	0	70	147	162	6	155	1	0	681	383	91	0	4	28	8	.299	.470	.752	176	91.7	.492	205	90.7
17	Jimmie Foxx J. Foxx	1.218	585	1932	PHA	154	151	213	33	9	58	169	116	0	96	3	7	701	438	100	0				.364	.469	.749	193	105.6	.522	198	95.8
18	Frank Thomas F. Thomas	1.217	399	1994	CWS	113	106	141	34	1	38	101	109	2	61	2	3	517	291	73	0	7	12	15	.353	.487	.729	138	72.3	.499	205	71.9
19	Rogers Hornsby R. Hornsby	1.203	536	1924	SLN	143	121	227	43	14	25	94	89	2	32	5	12	640	373	82	13				.424	.507	.696	175	96.7	.537	221	95.9
20	Jeff Bagwell J. Bagwell	1.201	400	1994	HOU	110	104	147	32	2	39	116	65	4	65	15	4	479	300	73	0	10	14	12	.368	.451	.750	123	62.6	.488	206	65.2
21	Ted Williams T. Williams	1.200	320	1955	BOS	98	77	114	21	3	28	83	91	2	24	2	0	417	225	52	0	4	17	8	.356	.496	.703	107	58.6	.505	201	51.8
22	Mark McGwire M. McGwire	1.198	423	1996	OAK	130	104	132	21	0	52	113	116	8	112	0	0	548	309	73	0	1	16	14	.312	.467	.730	142	71.8	.489	190	68.5
23	Hugh Duffy H. Duffy	1.196	539	1894	BSN	125	160	237	51	16	18	145	66	1	15	48		616	374	85	10				.440	.502	.694	203	91.3	.526	169	80.7
24	Babe Ruth B. Ruth	1.195	534	1931	NYY	145	149	199	31	3	46	162	128	1	51	5	4	663	374	80	0				.373	.495	.700	181	98.6	.525	206	95.1
25	Lou Gehrig L. Gehrig	1.194	581	1930	NYY	154	143	220	42	17	41	173	101	3	63	12	14	703	419	100	18				.379	.473	.721	193	94.5	.507	198	98.3