Puffy 100%. You have a great layering system started. Now you just need a true insulation layer for longer inactive sits to retain maximum body heat. The mountain evo isn’t a completely solid shell and the ambient is more active insulation than static insulation. Adding a puffy to your system...
I was in the same scenario between the Maven B1.2, Maven B6, and Zeiss Conquest HD. I had marginal price differences between the three at the time so it was easier to ignore, but the cost was still felt. The colors and contrast produced by the lenses, their clarity and crispness, as well as...