MAC Lipsticks: Ruby Woo vs Russian Red

Addict For Dramatics ― As you lot already know, I picked up a brand new red lippy the other day at MAC and instead of going for my usual Russian Red, I instead picked up Ruby Woo. They are two very similar matte blue toned reds - so if you wanted to get one, how do they compare and which one is better? ∙ They are both pretty much the same colour (with Russian being just a bit darker) and I can't really tell any difference between the shades when actually being worn on the lips. The real difference is the [...].