HTC launched a new variant of One M8 known as HTC One M8 EYE in China. The One M8 EYE comes with 13MP rear camera which was earlier seen in HTC Butterfly 2 other than it has similar specs like HTC One M8 which came with ultrapixels.
The HTC One M8 EYE will be available in Gunmetal Gray and Glacial Silver colours for 3999 Yuan (approx. Rs. 39900). No word on global launch.