Round count is, could be, key
These little pocket guns with their very short slides are much more sensitive and timing is far more difficult. Your comparing full sized guns and that's apples and oranges.
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When I owned a Sig P232 SL 380acp, I found that with the dirty blow-back action that it had, from a totally clean start, 180 FMJ rounds and from that point on, any JHP's would jam after the 1st or second shot, each mag, like clock work - Gun had to be totally cleaned including mags interiors).
Then I made note that the gun could go aprox 220 rounds with FMJ only, then, like clock work, same type jams mentioned above per mag there after, without fail.
The cure was clean gun at or before the above given round counts and it worked flawlessly but to try and go above the noted round counts and without fail, the numbers didn't lie, nor did the fact that even using good, clean, 95gr FMJ the gun had a limited number of rounds it could continue to fire before it got so dirty in the top 1/3 rd of the interior of the mags, the feed ramp (solid, shinny, steel) was black, along with the barrel chamber was black, and there was no getting around the dirty blow-back action and the reliably factor within the known round count starting with a fresh, cleaned gun..
Might want to count, then clean, then count, to get a verification/reason of your possible jam problems..
Also, polishing the feed ramp and barrel chamber using Flitz gun polish will help..
Luck,
Ls