I would say compacts and subcompacts are the most popular, full sized are difficult to conceal and often print in anything but heavy winter clothing. pocket sizes many times have more unmanageable recoil, poorly fit normal sized and larger hands and some are very prone to serious reliability issues, not what you want with a handgun that you intend to defend yourself with.
all guns lost in a tragic smelting accident.
I never said half the crap people said I did-Albert Einstein
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Bean counters told me I couldn't fire a man for being in a wheelchair, did it anyway. Ramps are expensive.-Cave Johnson.