In a recent YouTube video comparing the Mini 4 Pro in Night Mode and the Mini 5 Pro in Auto (it doesn't have a dedicated Night Mode), the shadows were definitely brighter with the Mini 4 Pro, but the overall quality of the footage looked better...
Using the Drone Scanner Android app, my Mini 5 Pro does not show up when using the standard battery. I haven't checked it with the Plus battery yet. I purchased the Mini 5 Pro on Amazon in the US a couple weeks ago.
I am using the RC Pro 2 controller with my Mini 4 Pro. It is an awesome combination! I haven't tried it with Maps Made Easy yet, but I did try it with DroneLInk. They don't support that combo yet, but I have it close to working. I'd be interested...