Samsung has just launched sequels for the India-exclusive Galaxy On5 and Galaxy On7. The new models are Samsung Galaxy On5 Pro and Galaxy On7 Pro and offer minor hardware upgrades plus latest Android Marshmallow. Samsung Galaxy On5 Pro The new Galaxy On5 Pro keeps its 5" 720p TFT LCD and is powered by the same Exynos 3475 Quad chip with a quad-core 1.3GHz Cortex-A7 and Mali-T720 GPU. The RAM has been bumped from 1.5GB up to 2GB, while the internal storage has been doubled at 16GB. The rest of the Galaxy On5 Pro remain the same - an 8MP main camera and a 5MP selfie...
Source: http://www.gsmarena.com/samsung_outs_galaxy_on5_pro_and_on7_pro_in_india-news-19342.php