Help Upgrade Android 5.0

[speem]

Guys, I have a phone not listed in Android Forum phone list also from Samsung.And I am waiting for the upgrade of 5.0. SO I wanna ask when it is available and will it care to upgrade my device.
Details following:
name:Samsung Galaxy Grand Prime(not grand/grand 2)
version: KitKat 4'4'4
storage :8GB 1ram

THx

 

[Mikestony]

Well, a quick search yields that the latest is 4.4.4 according to what I found and at Sammobile.com

Edit: just to be sure, is your device name the SM-G5308W?