Mt6755+scatter+file+verified - !free!
The chipset is the same, but PCB layout, eMMC chip vendor (Samsung vs. Hynix), and partition mapping are board-specific. Using a cross-model scatter file will at best corrupt the nvram (losing IMEI) and at worst brick the device.
: Often replaced with TWRP for rooting and custom ROM installation. mt6755+scatter+file+verified