I would use whichever one I am the best with.
Thats your answer.
If you make some adjustments in clothing choice, you can carry a 1911 year round with little effort. I did it daily for the 20+ years I carried a 1911, and Im still doing it with a Glock 17 with no troubles.
“The enemy is anybody who's going to get you killed, no matter which side he is on.”
― Joseph Heller, Catch-22
Zeitgeist - The Movie