The data we do have suggests that dedicated .410-bore revolvers and pistols with a smoothbore, choked barrel should easily outperform rifled .45 Colt/.410 models.

In addition to the barrels and cylinder, it also had a ramrod attached on the right side of the frame. LeMat eventually made several variations including the Baby LeMat, in .32-caliber with a 4.5-inch ...

This causes the shot pellets to spread much more quickly then when they are fired from a smooth-bore barrel. As for the .45 Colt, the rounds are fired through a chamber sized for 3-inch .410-bore ...