The Atlanta Braves have the highest run differential by a team in a postseason game, with a differential of 15 runs in Game 7 of the 1996 NLCS versus the Cardinals.

	TEAM	DIFF	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	OPS
1	Braves	15	10/17/1996	ATL	vs	STL	W 15-0	42	15	17	2	2	3	14	4	1	4	0	0	47	32	7	0	0	0	0	.405	.468	.762	1.230
2	Royals	11	10/27/1985	KCR	vs	STL	W 11-0	36	11	14	1	0	1	10	6	0	4	3	0	42	18	2	0	0	1	2	.389	.476	.500	.976
3	Cardinals	11	10/9/1934	SLN	@	DET	W 11-0	43	11	17	5	2	0	10	4	0	4	2	1	47	26	7	0		0	1	.395	.447	.605	1.051
4	Giants	9	10/22/2012	SFG	vs	STL	W 9-0	38	9	14	2	0	1	7	5	0	6	0	0	43	19	3	0	0	0	1	.368	.442	.500	.942
5	Red Sox	9	10/21/2007	BOS	vs	CLE	W 11-2	35	11	15	5	0	2	10	2	0	7	0	0	39	26	7	1	1	2	3	.429	.447	.743	1.190
6	Yankees	9	10/10/1956	NYY	@	BKN	W 9-0	37	9	10	2	0	4	9	4	0	8	1	0	42	24	6	1	0	2	0	.270	.341	.649	.990
7	Pirates	8	10/16/1909	PIT	@	DET	W 8-0	30	8	7	3	1	0	6	10	1	1	4	1	45	12	4	4		0	0	.233	.439	.400	.839
8	Rangers	7	10/23/2023	TEX	@	HOU	W 11-4	42	11	15	2	0	4	11	4	1	8	3	0	47	29	6	0	0	0	0	.357	.426	.690	1.116
9	Red Sox	7	10/20/2004	BOS	@	NYY	W 10-3	38	10	13	0	0	4	10	7	0	5	1	0	46	25	4	0	1	0	1	.342	.435	.658	1.093
10	Red Sox	7	10/15/1986	BOS	vs	CAL	W 8-1	34	8	8	1	0	2	8	3	0	4	1	0	37	15	3	0	0	1	0	.235	.297	.441	.738
11	Dodgers	6	10/12/1988	LAD	vs	NYM	W 6-0	33	6	10	1	0	0	6	2	0	5	0	0	37	11	1	0	2	2	1	.303	.324	.333	.658
12	Cardinals	6	10/14/1987	STL	vs	SFG	W 6-0	33	6	12	1	0	1	6	5	0	9	2	1	39	16	2	1	0	1	0	.364	.447	.485	.932
13	Tigers	6	10/10/1945	DET	@	CHC	W 9-3	35	9	9	3	0	0	9	8	0	5	2	0	44	12	3	1		1	0	.257	.395	.343	.738
14	Cardinals	5	10/12/1967	STL	@	BOS	W 7-2	36	7	10	2	1	2	6	4	0	5	3	1	41	20	5	0	1	0	0	.278	.341	.556	.897
15	Braves	5	10/10/1957	MIL	@	NYY	W 5-0	34	5	9	1	0	1	5	3	0	4	0	1	40	13	2	3	0	0	1	.265	.324	.382	.707
16	Nationals	4	10/30/2019	WSH	@	HOU	W 6-2	34	6	9	0	0	2	6	5	0	3	1	0	40	15	2	1	0	0	1	.265	.359	.441	.800
17	Dodgers	4	10/20/2018	LAD	@	MIL	W 5-1	33	5	10	2	0	2	5	4	0	12	1	1	38	18	4	1	0	1	2	.303	.378	.545	.924
18	Astros	4	11/1/2017	HOU	@	LAD	W 5-1	33	5	5	2	0	1	4	4	0	9	2	0	37	10	3	0	0	2	0	.152	.243	.303	.546
19	Astros	4	10/21/2017	HOU	vs	NYY	W 4-0	33	4	10	1	0	2	4	3	0	4	0	0	36	17	3	0	0	0	1	.303	.361	.515	.876
20	Cardinals	4	10/28/2011	STL	vs	TEX	W 6-2	30	6	7	1	0	1	6	6	2	7	0	0	38	11	2	0	0	1	1	.233	.395	.367	.761
21	Braves	4	10/17/1991	ATL	@	PIT	W 4-0	30	4	6	1	0	1	4	7	0	6	1	0	39	10	2	1	1	1	0	.200	.342	.333	.675
22	Royals	4	10/16/1985	KCR	@	TOR	W 6-2	35	6	8	0	1	1	6	2	1	7	0	0	38	13	2	0	0	0	1	.229	.289	.371	.661
23	Yankees	4	10/9/1958	NYY	@	MIL	W 6-2	34	6	8	2	0	1	6	3	0	5	1	0	40	13	3	2	1	1	0	.235	.289	.382	.672
24	Americans	4	10/10/1903	BSA	@	PIT	W 7-3	36	7	11	0	5	0	5	0	0	2	0	2	38	21	5	2		0	1	.306	.306	.583	.889
25	Cardinals	3	10/21/2004	STL	vs	HOU	W 5-2	28	5	9	3	0	1	5	0	0	4	0	0	31	15	4	3	0	0	1	.321	.321	.536	.857