The Cincinnati Reds have managed a win percentage of .504 all-time.

	TEAM	W%	SEASON	W	L	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Red Stockings	.688	1882	55	25	80	3,007	489	795	95	47	5		102		204			3,109	999	147					.264		.332
2	Red Stockings	.622	1883	61	37	98	3,669	662	961	122	74	34		139		261			3,808	1,333	230					.262		.363
3	Red Stockings	.624	1884	68	41	112	4,090	754	1,037	109	96	36		154	52	409			4,296	1,446	241					.254	.289	.354	.643
4	Red Stockings	.563	1885	63	49	112	4,050	642	1,046	108	77	26	451	153	51	420			4,254	1,386	211					.258	.294	.342	.636
5	Red Stockings	.471	1886	65	73	141	4,915	883	1,225	145	95	45	666	374	65	633	185		5,354	1,695	285					.249	.311	.345	.656
6	Red Stockings	.600	1887	81	54	136	4,797	892	1,285	179	102	37	678	382	56	379	527		5,235	1,779	318					.268	.329	.371	.700
7	Red Stockings	.597	1888	80	54	137	4,801	745	1,161	132	82	32	571	345	60	559	469		5,206	1,553	246					.242	.301	.323	.624
8	Red Stockings	.547	1889	76	63	141	4,844	897	1,307	197	96	52	696	452	60	511	462		5,356	1,852	345					.270	.340	.382	.722
9	Reds	.583	1890	77	55	134	4,644	753	1,203	150	120	27	563	433	51	377	312		5,128	1,674	297					.259	.329	.360	.689
10	Reds	.409	1891	56	81	138	4,791	646	1,158	148	90	40	537	414	44	439	244		5,249	1,606	278					.242	.308	.335	.643
11	Reds	.547	1892	82	68	155	5,349	766	1,291	155	75	44	604	503	38	476	270		5,890	1,728	274					.241	.311	.323	.634
12	Reds	.508	1893	65	63	131	4,617	759	1,195	161	65	29	615	531	48	257	238		5,196	1,573	255					.259	.341	.341	.682
13	Reds	.423	1894	55	75	134	4,753	936	1,407	228	71	61	795	517	41	255	223		5,373	1,960	360	62				.296	.370	.412	.782
14	Reds	.508	1895	66	64	132	4,684	903	1,395	235	105	36	769	414	36	249	326		5,190	1,948	376	56				.298	.359	.416	.775
15	Reds	.606	1896	77	50	128	4,360	783	1,283	204	73	20	648	382	42	226	350		4,911	1,693	297	127				.294	.357	.388	.745
16	Reds	.576	1897	76	56	134	4,524	763	1,311	219	69	22	617	380	65	216	194		5,104	1,734	310	135				.290	.353	.383	.737
17	Reds	.605	1898	92	60	157	5,334	831	1,448	207	101	19	688	455	59	297	165		5,984	1,914	327	136				.271	.335	.359	.694
18	Reds	.553	1899	83	67	157	5,259	861	1,448	195	106	13	699	487	67	296	228		5,946	1,894	314	133				.275	.344	.360	.705
19	Reds	.446	1900	62	77	144	5,026	703	1,335	178	83	33	591	333	50	408	183		5,517	1,778	294	108				.266	.318	.354	.671
20	Reds	.374	1901	52	87	142	4,914	561	1,232	173	70	38	476	323	42	587	137		5,392	1,659	281	113				.251	.303	.338	.640
21	Reds	.500	1902	70	70	141	4,908	632	1,383	188	77	18	531	297	39	467	131		5,342	1,779	283	98				.282	.328	.362	.690
22	Reds	.532	1903	74	65	141	4,857	764	1,399	228	92	28	652	403	30	427	151		5,379	1,895	348	89				.288	.346	.390	.736
23	Reds	.575	1904	88	65	157	5,231	692	1,332	189	92	21	561	399	49	549	180		5,811	1,768	302	132				.255	.313	.338	.651
24	Reds	.516	1905	79	74	155	5,205	736	1,401	160	101	27	611	434	52	498	181		5,865	1,844	288	174				.269	.332	.354	.686
25	Reds	.424	1906	64	87	155	5,025	530	1,198	140	71	16	454	395	58	532	170		5,635	1,528	227	157				.238	.301	.304	.605
	Total	.504		11,015	10,844	21,998	749,489	98,694	195,218	32,548	7,577	14,436	87,809	67,055	5,538	103,233	18,218	3,421	837,992	286,228	54,561	12,671	3,071	3,657	9,793	.260	.325	.382	.707