Here's a couple good articles about the differences;

http://www.edershunting.com/publicat...ic/default.cfm

http://www.ammoloading.com/Bullet_Construction.htm

http://www.african-hunting.com/gunsandammo.htm

Here's a good testament for the Scirocco's on a Cariboo hunt;

http://www.outdoorlife.com/outdoor/h...336682,00.html