The Firearm Blog TV talks about the 5.7 Reasons why the 5.7x28mm is better than the 9mm round for those who are interested in ballistics. For those familiar with the round, these is more associated with the FN P90 and Five-seveN pistol which have airsoft equivalents... "In this episode of TFBTV, James Reeves talks about something we’ve all been wondering ourselves: Is the FN 5.7x28mm round better than 9mm? Maybe it is, maybe it isn’t, but there’s no debate that there are at least 5.7 things that the 5.7mm does better than the legendary 9mm round. James discusses the advantages of this modern, high-tech caliber, as well as a few of the shortcomings presented by this controversial caliber. Special thanks to Shooting the Bull and Buffman for the excellent videos and research on the 5.7mm."