4K 32" or 43" Monitor for Programming? Compared to 27"?

Any recommendations on what 32" 4K monitor to get for programming?

I’m going to use this on standing desk with monitor mounts, and have a 27" on one side and a laptop on the other side, as pictured below.

Here are some links from my research:

32"

43"

Looking to put a bigger center monitor here:

Here’s a picture that I found of the 43" Dell monitor in action: