Add Yahoo as a preferred source to see more of our stories on Google. A wider variety of 9mm pistols (left) is available, but the 10mm pistols (right) are part of a fast-growing category. The 9mm and ...

For decades, shooters argued over whether 9mm or .45 ACP was the better defensive handgun round. Modern testing, real-world data, and improved bullet design now give a much clearer answer than ...

They are two of the most famous and popular cartridges for personal defense and law enforcement, one in the wheelgun world and one in the semi-auto world. They are often compared because they both ...

The 9mm won the popularity contest a long time ago. The more interesting question now is whether popularity has turned into dogma. For years, the 9mm has been sold as the answer to almost everything.