The smaller diameter .400-inch bullets leave the muzzle significantly faster than .45 ACP loads using similar-weight bullets and, consequently, the 10mm Auto has more kinetic energy.

Our shooting editor throughly tested various cartridges to find the best 10mm ammo on the market. Find out which load is right for you.

It may seem silly to compare the 9mm to the 10mm. Even if your ballistics knowledge is minimal, you probably know the 10mm is more powerful. The best 9mm loads will push a 124-grain bullet to ...

The Springfield Armory RO Elite features premium upgrades in the popular 10mm caliber for shooters interested in competition, hunting or personal defense.

But when you’re headed into the backcountry (or live there), the 10mm is ideal for a variety of hunting pursuits and to defend yourself from both animal and human predators. The most powerful ...

The Springfield Armory RO® Elite series ups the ante in power with the introduction of its newest model in 10mm.