Republic Wireless sent me a new phone, I activated it, My pictures did not transfer
I use Google Photos to backup all picture to the cloud and access them from there via the Google Photo app (this save space on the phone for other media
other options are if NFC use android beam,
Bluetooth
USB OTG adapter to transfer then via thumb drive or external hard drive
transfer then to a computer then back again via USB or AirDroid | Delight Your Multi-Screen Life