The important part that should be taken into consideration is not the odds of each game, its the house edge of each website.
If one provides you with 0.01 house edge and the other offers 2% house edge that means that it doesn't matter which game it is, the odds of each game changes from house edge to house edge. Tough that changes in things like blackjack it still is valid when the house edge of blackjack taken into consideration in general.