by Shooting Illustrated Staff posted on January 17, 2012 Guns Support NRA Shooting Illustrated DONATE Just a quick look at the size difference, or lack thereof, between SIG's new 9 mm P938 and its .380 ACP P238. Pretty strong case for bumping up to 9 mm, no? In this article 9 mm, semi-auto handguns, SHOT Show 2012, SIG Sauer Related Stories SIG SAUER Introduces 1911 Fastback Dan Wesson ECO New SIG Sauer P224 SIG Sauer MK25 Available to Consumers CZ-USA P-07 Duty TB Most Popular Tech Wisdom: Ancient Ammo Review: Smith & Wesson Bodyguard 2.0 Classic Guns: USMC M40A1 Sniper Rifle Review: KelTec Sub2000 Gen3 See Your Sights Review: Taurus PT-111 Millennium G2