largest margin of victory in a stanley cup deciding game

The Boston Bruins have the highest goal differential by a team in a Stanley Cup Finals, with a differential of 15 goals.

	TEAM	DIFF	SEASON	SERIES	GP	W	L	T	OTL	PTS	PTS%	SOW	SOL	G	GA	PP%	PK%	S/GP	S%	SA/GP	SV%
1	Bruins	15	2010-11	Stanley Cup Finals	7	4	3	0	0	8	.571	0	0	23	8	18.5	93.9	32.14	10.2	35.14	.967
2	Golden Knights	14	2022-23	Stanley Cup Finals	5	4	1	0	0	8	.800	0	0	26	12	31.6	100.0	30.40	17.1	31.00	.923
3	Bruins	13	1969-70	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	20	7			37.00	13.5	25.00	.930
4	Penguins	12	1990-91	Stanley Cup Finals	6	4	2	0	0	8	.667	0	0	28	16	18.4	90.9	30.33	15.4	34.00	.922
5	Oilers	12	1989-90	Stanley Cup Finals	5	4	1	0	0	8	.800	0	0	20	8	22.2	94.7	27.40	14.6	31.20	.949
6	Panthers	11	2024-25	Stanley Cup Finals	6	4	2	0	0	8	.667	0	0	28	17	30.4	82.6	31.50	14.8	35.00	.919
7	Avalanche	11	1995-96	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	15	4	25.0	88.2	34.50	10.9	37.75	.974
8	Islanders	11	1982-83	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	17	6	14.3	95.0	25.75	16.5	32.00	.953
9	Maple Leafs	11	1947-48	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	18	7
10	Red Wings	11	1942-43	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	16	5
11	Red Wings	10	1996-97	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	16	6	22.2	78.9	28.75	13.9	27.00	.944
12	Islanders	10	1980-81	Stanley Cup Finals	5	4	1	0	0	8	.800	0	0	26	16	31.3	81.8	31.60	16.5	28.20	.887
13	Canadiens	10	1976-77	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	16	6			22.50	17.8	23.25	.935
14	Canadiens	10	1972-73	Stanley Cup Finals	6	4	2	0	0	8	.667	0	0	33	23			32.50	16.9	26.83	.857
15	Canadiens	10	1959-60	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	15	5			35.25	10.6	30.00	.958
16	Lightning	9	2020-21	Stanley Cup Finals	5	4	1	0	0	8	.800	0	0	17	8	13.3	90.0	28.80	11.8	28.00	.943
17	Devils	9	1994-95	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	16	7	20.0	78.9	27.00	14.8	18.75	.907
18	Oilers	9	1987-88	Stanley Cup Finals	5	4	0	1	0	9	.900	0	0	21	12	32.0	88.9	23.80	17.6	16.80	.857
19	Oilers	9	1983-84	Stanley Cup Finals	5	4	1	0	0	8	.800	0	0	21	12	15.0	81.8	32.40	13.0	26.20	.908
20	Canadiens	9	1968-69	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	12	3			31.75	9.4	26.75	.972
21	Canadiens	9	1956-57	Stanley Cup Finals	5	4	1	0	0	8	.800	0	0	15	6			28.40	10.6	26.00	.954
22	Canadiens	9	1955-56	Stanley Cup Finals	5	4	1	0	0	8	.800	0	0	18	9			31.60	11.4	24.80	.927
23	Red Wings	9	1951-52	Stanley Cup Finals	4	4	0	0	0	8	1.000	0	0	11	2
24	Metropolitans	9	1918-19	Stanley Cup Finals	5	2	2	1	0	5	.500	0	0	19	10
25	Kings	8	2011-12	Stanley Cup Finals	6	4	2	0	0	8	.667	0	0	16	8	30.0	94.7	25.17	10.6	22.17	.940