A screenshot from each showcases the newer firmware being tested on both and it's unlikely that Samsung would also work on porting the older 5.0 update.
My S4 is very slow running my mail an a few orhers since the last 5.0.1 update. Anything coming up soon to fix that ?
I'm SM-N910C when does it reach me
Excessive battery drain in galaxy note edge how to solve issu