Sony is working on their new upcoming smartphone in C series which is Sony Xperia C6 . According to earlier rumors Xperia C6 to feature 6-inch Display now sony smartphone with Model number F321 has been leaked on GFXBench
According to Sony F321 to feature a 4.6-inch Full HD Display powered by a 1.9 GHz MediaTek Helio P10 with 2GB of RAM and 16GB of Internal storage .On camera it comes with 21MP rear camera and 16MP front facing camera.
No more details has been leaked yet. Sony is expected to launch Xperia C6 soon