most seasons with at least a 0.375 on-base percentage and a 0.450 slugging percentage

Babe Ruth and Ty Cobb were tied for playing the most seasons with an on-base percentage of .375 or above and with a slugging percentage of .450 or above, with 19 seasons.

Interpreted as:

most seasons by a player with at least a 0.375 or higher on-base percentage and a 0.450 or higher slugging percentage

	NAME	SEAS	OBP	SLG	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Babe Ruth B. Ruth	19	.477	.697	2,403	8,181	2,142	2,821	500	133	705	2,186	2,032	43	1,279	123		10,365	5,702	1,338	109				.345	1.174	2694	1,431.1	.516	199	1,364.1
2	Ty Cobb T. Cobb	19	.445	.529	2,495	9,367	1,924	3,527	602	256	106	1,657	1,067	80	542	804		10,756	4,959	964	242				.377	.974	2180	992.1	.457	172	893.2
3	Barry Bonds B. Bonds	18	.467	.647	2,420	7,765	1,863	2,403	477	54	678	1,773	2,274	98	1,174	397	103	10,218	5,022	1,209	1	80	647	145	.309	1.114	2330	1,081.5	.456	184	1,080.6
4	Stan Musial S. Musial	18	.426	.574	2,548	9,591	1,783	3,259	663	168	417	1,716	1,411	48	559	75	28	11,120	5,509	1,248	35	35	83	216	.340	1.000	2254	991.8	.447	165	880.2
5	Ted Williams T. Williams	18	.486	.642	2,189	7,434	1,766	2,585	510	71	511	1,796	1,969	37	682	24	4	9,460	4,770	1,092	5	15	80	190	.348	1.127	2303	1,211.5	.498	191	1,062.4
6	Manny Ramirez M. Ramirez	16	.414	.591	2,184	7,884	1,488	2,486	524	20	536	1,765	1,285	109	1,729	34	31	9,366	4,658	1,080	2	86	212	234	.315	1.005	1877	716.5	.422	155	658.3
7	Mel Ott M. Ott	16	.422	.551	2,301	8,201	1,664	2,549	430	66	468	1,683	1,516	59	767	78		9,871	4,515	964	95			33	.311	.972	1999	785.5	.439	160	754.7
8	Jimmie Foxx J. Foxx	16	.436	.628	2,087	7,553	1,670	2,506	432	123	519	1,844	1,386	11	1,191	85		9,018	4,741	1,074	68			56	.332	1.064	2063	932.1	.470	162	784
9	Frank Thomas F. Thomas	15	.428	.568	2,049	7,257	1,363	2,239	453	10	469	1,546	1,514	77	1,182	29	23	8,954	4,119	932	0	106	164	205	.309	.995	1796	698.4	.425	159	674.5
10	Mickey Mantle M. Mantle	15	.428	.580	2,017	6,886	1,495	2,113	302	66	483	1,335	1,477	11	1,426	138	28	8,423	3,996	851	11	38	112	92	.307	1.008	1727	776.6	.439	175	761.2
11	Lou Gehrig L. Gehrig	15	.452	.640	2,030	7,536	1,813	2,588	511	153	473	1,926	1,457	43	740	96		9,130	4,824	1,137	94				.343	1.093	2180	1,031	.482	176	968.4
12	Jim Thome J. Thome	14	.417	.584	1,895	6,388	1,287	1,828	351	22	502	1,354	1,413	59	1,932	12	16	7,921	3,729	875	0	61	142	105	.286	1.000	1586	598.3	.421	154	550
13	Frank Robinson F. Robinson	14	.398	.567	1,960	7,129	1,379	2,196	395	58	445	1,352	971	143	1,023	149	58	8,339	4,042	898	15	81	163	199	.308	.965	1574	656.2	.417	160	579.4
14	Rogers Hornsby R. Hornsby	14	.451	.618	1,756	6,446	1,358	2,411	475	133	278	1,343	875	31	499	93		7,535	3,986	886	183				.374	1.070	1744	826.8	.481	183	796.9
15	Tristram Speaker T. Speaker	14	.445	.530	1,992	7,290	1,434	2,623	603	164	103	1,148	1,055	70	281	309		8,632	3,863	870	217				.360	.975	1760	770.6	.455	166	693.3
16	Honus Wagner H. Wagner	14	.412	.505	1,876	7,102	1,330	2,463	493	201	76	1,299	699	94	460	590		8,030	3,586	770	135				.347	.917	1564	644.2	.434	162	586.7
17	Chipper Jones C. Jones	13	.417	.562	1,701	6,131	1,180	1,956	389	28	348	1,143	1,066	13	910	109	34	7,277	3,445	765	2	65	126	176	.319	.979	1420	516.3	.415	152	491
18	Gary Sheffield G. Sheffield	13	.411	.558	1,754	6,332	1,227	1,933	330	16	412	1,274	1,099	93	787	166	66	7,604	3,531	758	0	80	103	159	.305	.969	1464	524.3	.413	154	524.5
19	Edgar Martinez E. Martinez	13	.430	.543	1,649	5,902	1,063	1,890	448	13	280	1,111	1,102	79	981	45	25	7,154	3,204	741	5	66	98	155	.320	.972	1411	530.6	.419	156	511.2
20	Hank Aaron H. Aaron	13	.390	.589	1,910	7,210	1,375	2,291	373	48	495	1,418	881	19	793	150	43	8,176	4,245	916	1	65	202	191	.318	.979	1564	668.7	.421	164	614.1
21	Willie Mays W. Mays	13	.396	.595	1,973	7,320	1,496	2,305	363	108	491	1,371	999	29	964	253	74	8,422	4,357	962	4	70	134	160	.315	.991	1652	712.7	.427	164	649.7
22	Freddie Freeman F. Freeman	12	.398	.529	1,617	6,104	1,093	1,882	422	30	288	1,024	850	88	1,275	89	26	7,088	3,228	740	0	46	126	129	.308	.927	1279	445.1	.392	148	417.3
23	Todd Helton T. Helton	12	.428	.569	1,818	6,535	1,229	2,156	518	33	327	1,231	1,120	53	893	36	27	7,790	3,721	878	3	79	172	156	.330	.997	1557	596	.421	141	407.4
24	Mike Schmidt M. Schmidt	12	.391	.556	1,806	6,338	1,204	1,759	308	52	452	1,277	1,178	55	1,390	115	71	7,666	3,527	812	9	86	162	120	.278	.947	1395	530.8	.409	156	494.1
25	Lance Berkman L. Berkman	11	.413	.558	1,618	5,657	1,049	1,700	380	27	340	1,120	1,060	64	1,123	76	45	6,835	3,154	747	1	53	147	117	.301	.971	1301	467.1	.410	149	427.2