The less alcohol you drink, the lower the risk of cancer. No type of alcohol is better or worse than another, it is the alcohol itself that leads to the damage, regardless of whether it is in wine, beer or spirits. And drinking and smoking together are even worse for you.
Cancer Research UK: http://www.cancerresearchuk.org/about-cancer/causes-of-cancer/alcohol-and-cancer/how-alcohol-causes-cancer
