I do not much care about the brand as long as it is 5W-40 or 5W-30 and it should be on promotion or sale.
I am heard a lot of people saying that Royal, Castrol ... are better than ....etc.
I do believe in my mechanician that there is no big different if your car is not the luxury one with a certain standard of oil must be poured into the engine.

Back to your post, i just pick up the cheaper. (Some might scream at me u, cheap bastard)