I'd buy both.
I carried a S&W PPK for years. 100% reliable.
The older Interarms PPK/S were jamb-o-matics (at least the 2 I had were).
However, I have reverted back to my days in the 70s and 80s, and now carry a revolver.
ence my answer for both.
"...our quick technology allows use to indulge our deepest stupidity and tastelessness with out first thinking...."