A 175-grain, 10mm bullet going 1,290 fps delivers 650 ft.-lb. of energy at the muzzle—roughly 150 ft.-lb. more than a .357 Mag. With a good rest, it is accurate to 100 yards. The Glock’s 15-round capacity, the 10mm’s power, and the red-dot’s precision make this sidearm one of the world’s best.