1.8 Overall Verdict Sig Sauer P365 vs Glock 43; Which is the Best Concealed Carry Firearm Size As far as the length is concerned, Sig Sauer stands at 5.8 inches, while the Glock 43 is a bit longer and stands at 6.2 inches. On the other hand, the height is at 4.3 inches for the Sig Sauer and 4.25 inches for the Glock 43. So why are the P320 subcompact and P365 micro-compact such great pistols and what are there differences? Below are the specifications that you can use to compare against other pistols on the market. P320 Specs CALIBER 9mm Luger / 40 S&W ACTION TYPE Semi-Auto FRAME SIZE Sub-Compact FRAME FINISH Stainless Steel FRAME MATERIAL Stainless Steel. P320 is a bit thicker and if you're skinny, it'll give you that fupa look, especially from a lateral view. P365 with a 12 round mag or an XL grip is perfect for me and I have objectively very large hands (matches my size 16 feet). The standard micro p365 grip is a tad too small for me, as I can get a solid full hand grip when shooting, but not. Sig P226 vs. Sig P320. Modern Vs. Classic For Concealed Carry? It would be a little odd for anyone to really be torn between Sig P320 vs. Sig P226.While it's not quite the difference between chalk and cheese, the two guns are fundamentally different and it doesn't seem like a person interested in one would be interested in the other.