I dislike Pepsi, prefer Coke, most likely because I grew up outside the US and in the rest of the world Coke is sharper than in the US while Pepsi is sweeter. Even so, I've converted to Pepsi Throwback for the real sugar taste instead of Coke's nasty tasting HFCS formula here.

Sugar vs HFCS Coke and Pepsi smackdown: http://drinks.seriouseats.com/2011/11/soda-the-pepsi-throwba...