1. There are more than 3GB remaining at default.
2.Only 5NON-Google "bloatware":
*Deezer : Can disable
*Galaxy Apps : Can disable
*My Cricket : Can disable
*Visual Voicemail: Can disable
*KNOX ( can't be disabled: This exist in all Samsung phone, part of security feature )
3. After disable animation and most of non-essential notification, the phone is quite responsive
4. Micro-focus is indeed slow but produce sharp image
5. General photo quality is better then Zmax 2
6. No Gyro sensor
7. I just purchased an unlock code off ebay, will keep you guys update.