The Miami Marlins have the best winning percentage by a team in the postseason, winning 60.0 percent of the time.

	TEAM	W%	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	Marlins	.600	24	16	40	1,361	163	325	63	5	31	156	147	17	298	18	8	1,549	491	99	18	6	22	31	.239	.319	.361	.680
2	Yankees	.578	252	184	437	14,788	1,944	3,668	608	76	477	1,843	1,595	129	2,910	192	105	16,737	5,859	1,161	143	82	144	297	.248	.325	.396	.721
3	Mets	.562	59	46	105	3,612	452	854	139	13	100	425	372	41	787	69	19	4,100	1,319	252	43	32	46	65	.236	.312	.365	.677
4	Red Sox	.543	108	91	200	6,876	910	1,732	330	58	195	853	694	61	1,347	81	43	7,756	2,763	583	79	46	72	153	.252	.324	.402	.726
5	Royals	.538	43	37	80	2,701	334	684	116	22	59	320	236	20	525	67	37	3,012	1,021	197	25	30	23	50	.253	.315	.378	.693
6	Orioles	.524	54	49	103	3,481	408	801	141	7	104	384	332	24	694	29	23	3,883	1,268	252	21	25	34	74	.230	.300	.364	.664
7	Nationals	.522	24	22	46	1,540	173	349	64	4	43	164	162	12	404	26	8	1,743	550	111	18	11	19	22	.227	.303	.357	.660
8	Giants	.518	100	93	195	6,524	727	1,582	246	44	132	674	565	41	1,249	90	82	7,267	2,312	422	106	31	70	105	.242	.306	.354	.660
9	Astros	.516	83	78	161	5,490	677	1,319	219	13	205	653	568	73	1,244	83	29	6,208	2,179	437	47	30	65	128	.240	.318	.397	.715
10	Cardinals	.511	134	128	262	8,675	1,030	2,103	395	53	191	958	743	74	1,705	143	65	9,692	3,177	639	153	47	106	147	.242	.306	.366	.672
11	Athletics	.509	85	82	167	5,529	599	1,292	249	26	130	556	520	41	1,116	110	52	6,201	1,983	405	86	25	48	92	.234	.303	.359	.662
12	Reds	.505	49	48	97	3,239	346	766	140	27	65	330	274	22	574	86	40	3,601	1,155	232	41	25	46	61	.236	.298	.357	.655
13	Phillies	.504	69	68	137	4,498	558	1,072	208	25	147	529	471	47	987	91	37	5,098	1,771	380	54	28	63	91	.238	.315	.394	.709
14	Guardians	.500	64	64	128	4,314	507	995	183	16	127	477	427	48	1,011	90	26	4,856	1,591	326	42	25	38	84	.231	.305	.369	.674
15	Rangers	.493	34	35	69	2,365	301	565	108	6	84	286	220	19	518	39	17	2,632	937	198	16	12	22	52	.239	.307	.396	.704
16	Diamondbacks	.491	28	29	57	1,920	235	476	76	10	65	231	183	21	482	40	13	2,160	767	151	25	11	21	43	.248	.319	.399	.718
17	Tigers	.484	61	65	127	4,252	462	1,005	181	16	101	434	417	41	828	65	38	4,779	1,521	298	56	13	38	93	.236	.310	.358	.667
18	White Sox	.484	30	32	62	2,061	228	508	90	12	42	211	187	34	385	47	34	2,327	748	144	36	9	10	40	.246	.318	.363	.681
19	Braves	.483	102	109	211	7,122	829	1,703	280	32	201	795	735	49	1,616	132	57	8,038	2,650	513	86	46	78	128	.239	.313	.372	.685
20	Dodgers	.479	140	152	292	9,681	1,137	2,278	382	55	292	1,088	1,006	81	2,116	181	71	10,924	3,646	729	110	46	104	184	.235	.311	.377	.688
21	Blue Jays	.463	31	36	67	2,294	284	585	109	12	60	271	209	19	446	60	15	2,555	898	181	11	22	19	51	.255	.320	.391	.711
22	Pirates	.443	43	54	97	3,211	332	766	145	24	56	310	262	32	564	62	26	3,571	1,127	225	50	16	35	51	.239	.301	.351	.652
23	Rays	.438	28	36	64	2,135	253	476	79	8	95	248	184	18	641	39	14	2,349	856	182	5	7	9	43	.223	.289	.401	.690
24	Mariners	.436	17	22	39	1,355	151	318	59	4	44	144	133	12	332	26	11	1,521	517	107	14	7	13	22	.235	.307	.382	.689
25	Angels	.422	27	37	64	2,210	275	575	103	10	62	264	161	25	384	34	18	2,449	884	175	36	17	20	44	.260	.315	.400	.715