HTC along with announcing the Desire SV for Indian market, also comes up to officially launch the upgraded Android flagship One X + in India. (techone3.in)
The One M9 is slightly thicker at 9.61 mm than the previous flagship One M8 at 9.4 mm and reportedly has more of a curved back. (mobilesyrup.com)
As you can see, the new Butterfly is expected to be a pretty high - end device, even better than the company's latest flagship the One M9 which got introduced a month ago at MWC 2015. (news.softpedia.com)