Oblivion pros
More interesting main quest
Class and starsign system
More varied and interesting world
Two chances to edit character
Game pauses when talking
Skyrim pros
Better character creation
Better levelling system
Better magika combat
Bashing
Civil war
Inb4any other Bethesda games
Inb4dark souls
Inb4anything else
-
Never played Oblivion. I figured it would be more of a burden to play a game as old as oblivion after having played Skyrim. The gameplay machanics and graphics have a big effect on how much I enjoy a game, as they do with a lot of people. I considered buying it once though.