highest goal differential per game by team in a regular and postseason

The Montreal Canadiens have the highest goal differential per game played by a team in a combined regular-season and postseason, with 2.63 in 1976-77.

	TEAM	DIFF/GP	DIFF	GP	SEASON	W	L	T	OTL	PTS	PTS%	SOW	SOL	G	GA	PP%	PK%	S/GP	S%	SA/GP	SV%
1	Canadiens	2.63	247	94	1976-77	72	10	12		132	.702			441	194			34.52	13.6	25.27	.918
2	Canadiens	2.54	150	59	1943-44	46	6	7		83	.703			273	123
3	Bruins	2.24	190	85	1970-71	60	18	7		121	.712			425	235			40.61	12.3	31.40	.912
4	Canadiens	2.16	205	95	1977-78	71	13	11		129	.679			417	212	30.7	82.8	32.47	13.5	25.64	.913
5	Senators	2.1	61	29	1919-20	22	7	0		38	.655			136	75
6	Canadiens	2.02	113	56	1944-45	40	12	4		80	.714			249	136
7	Canadiens	1.95	181	93	1975-76	70	12	11		127	.683			381	200			33.70	12.2	27.32	.921
8	Canadiens	1.85	168	91	1974-75	53	19	19		113	.621			423	255			32.21	14.4	28.80	.903
9	Avalanche	1.81	58	32	2025-26	23	2		7	53	.828	0	4	128	70	15.3	85.7	34.72	11.5	26.91	.919
10	Canadiens	1.75	166	95	1972-73	64	15	16		120	.632			402	236			32.06	13.2	30.27	.918
11	Oilers	1.72	170	99	1983-84	72	22	5		119	.601			540	370	24.9	79.3	33.62	16.2	32.79	.886
12	Islanders	1.7	168	99	1981-82	69	20	10		118	.596			470	302	35.8	75.0	31.28	15.2	29.63	.897
13	Bruins	1.68	156	93	1971-72	66	16	11		119	.640			394	238			33.61	12.6	29.27	.913
14	Canadiens	1.67	142	85	1981-82	48	20	17		109	.641			376	234	25.6	79.0	33.69	13.1	27.07	.898
15	Islanders	1.67	150	90	1978-79	57	19	14		116	.644			385	235	28.9	81.0	28.66	14.9	28.87	.910
16	Bruins	1.66	83	50	1929-30	41	8	1		77	.770			193	110
17	Canadiens	1.61	155	96	1978-79	64	21	11		115	.599			400	245	28.5	83.3	32.19	12.9	25.50	.900
18	Flyers	1.57	151	96	1975-76	59	21	16		118	.615			409	258			36.26	11.7	28.13	.904
19	Red Wings	1.54	156	101	1995-96	72	22	7		131	.649			383	227	20.6	87.7	32.23	11.8	23.63	.905
20	Flames	1.52	155	102	1988-89	70	23	9		117	.574			436	281	24.2	83.4	34.50	12.4	25.68	.893
21	Bruins	1.51	142	94	1973-74	62	23	9		113	.601			407	265			34.07	12.7	29.52	.905
22	Oilers	1.47	144	98	1984-85	64	23	11		109	.556			499	355	30.9	73.8	32.61	15.6	32.17	.887
23	Islanders	1.47	144	98	1980-81	63	21	14		110	.561			452	308	31.1	79.5	30.22	15.3	29.64	.894
24	Bruins	1.47	88	60	1938-39	44	14	2		74	.617			182	94
25	Canadiens	1.46	67	46	1927-28	26	12	8		59	.641			118	51