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.
"If the rule you followed brought you to this,
of what use was the rule?"
“The enemy is anybody who's going to get you killed, no matter which side he is on.” - Joseph Heller