so hanggan kitkat lang sa tingin DI PWEDE kasi Not Compatible yan DEPENDE kung gagamit ka ng Custom ROM na may Unofficial Update to Lollipop na may chances na ma-BOOTLOOP or ma-BRICKED yan Cellphone
Eto Difference ni-research ko pa yan para sayo
Galaxy J1 2016
Size
4.5-inch 480p Super AMOLED, 207 ppi
8.5m thick, 130g weight
Chipset / CPU
EXYNOS 3475 chipset, Quad-core 1.3GHz Cortex A7
Mali T720
1GB RAM, 8GB internal, microSD up to 128GB
Dual micro SIM, 4G LTE, Bluetooth 4.1, GPS
Android 5.1 Lollipop, Touch Wiz
3050mAh
Galaxy J1 2015
Size
4.3-inch 480p TFT LCD, 217 ppi
8.9mm thick, 122g weight
Chipset / CPU
Spreadtrum, Dual-core 1.2GHz Cortex A7
512MB RAM, 8GB internal, microSD card up to 128GB
Android 4.4.4 KitKat, Touch Wiz
1850mAh