Marvel vs. DC

Comparison from a movie perspective, with scores based on Rotten Tomatoes' aggregate reviews.

DC:

Year	Movie	Score
1978	Superman	94
1981	Superman II	88
1983	Superman III	24
1987	Superman IV	10
1989	Batman	71
1992	Batman Returns	79
1995	Batman Forever	44
1997	Batman & Robin	13
2004	Catwoman	10
2005	Batman Begins	85
2006	Superman Returns	76
2008	The Dark Knight	94
2009	Watchmen	64
2010	Jonah Hex	12
2011	Green Lantern	27
	Average	52.73
	Median	64
	Standard deviation	33.63

Marvel:

Year	Movie	Score
2000	X-Men	82
2002	Spider-Man	89
2003	Daredevil	45
2003	X-Men 2	88
2003	Hulk	62
2004	The Punisher	29
2004	Spider-Man 2	93
2005	Elektra	10
2005	Fantastic Four	27
2006	X-Men: The Last Stand	57
2007	Ghost Rider	26
2007	Spider-Man 3	63
2007	Fantastic Four 2	37
2008	Iron Man	94
2008	The Incredible Hulk	66
2008	Punisher: War Zone	26
2009	X-Men Origins: Wolverine	37
2010	Iron Man 2	74
2011	Thor	77
2011	X-Men: First Class	87
2011	Captain America	79
	Average	59.43
	Median	63
	Standard deviation	26.58
	Independent average	78
	Independent median	77
	Independent std dev	10.22

Titles in red were independently produced by Marvel studios.

On average, Marvel's films tend to be a little better than DC's.

Lowest of the low: Superman IV, Catwoman, Elektra (10%)
Best of the best: Superman, The Dark Knight, Iron Man (94%)