Lenovo vibe s1 is best.my friend is buy lenovo vibe s1.its have amazing features 13 megapixel back camera and dual Selfi camera 2mp + 8 mp flash light with diffrent two colours and its have best playing gta games.1.7 ghz octacore processor.with lolipop version.just buy with amazon because its have only on amazon rs 8490 with 32 internal storage .