HTC One M9 To Have A Windows Version Too, Likely Windows 10: Report
HTC One (M9) concept design created by Jermaine Smit.Screenshot from Jermaine Smit's YouTube Video

It's going to be clash of the titans at the Mobile World Conference 2015 (MWC 2015) with three much-hyped smartphones - Samsung Galaxy S6, HTC One (M9) and Sony Xperia Z4 – all set to be unveiled.

The MWC 2015 will be held from 2-5 March with technology giants around the worl expected to announce their devices and future plans. It is reported that LG G4 will also be unveiled at the event along with the Galaxy S6, HTC One (M9) and the Xperia Z4 but some reports claimed that it would arrive only in May.

Gadget lovers will have the luxury of choosing between Samsung Galaxy S6, HTC One (M9) and Sony Xperia Z4 this spring, which means these devices will eat into each other's revenues.

Going by the reports that have surfaced so far, all the flagship devices to be announced at the upcoming MWC 2015 are expected to house latest technology and come with significant feature upgrades from its predecessors but some may win and some falter. Prospective buyers will decide the fact of these devices when it is released based on its offering.

Samsung Galaxy S6: The South Korean electronics giant's upcoming flagship smartphone is expected to come with features like a qHD screen with 1440 x 2560 pixels, octa-core 64-bit processor and Android 5.0 Lollipop, according to AnTuTu benchmark reported by Mobifo (via SamMobile). Another AnTuTu benchmark of the device reported by CNMO (via Phone Arena) claimed that it would sport a 5.5-inch display with 1440 x 2560 pixels, powered by Exynos 7420 processor, run on Android 5.0 Lollipop, come with a 32GB of internal memory and 3GB RAM, and house a 20MP main camera and 5MP front snapper. 

HTC One (M9): Expectations on the device is huge following the stupendous success of its predecessors – M7 and M8. Bloomberg reported quoting a source that the device would have features like 5-inch screen display, Qualcomm Snapdragon 810 processor, 20MP main camera and an HTC UltraPixel front snapper, and come in gold, gray and silver colours. 

However, HTC leaker @upleaks had earlier posted on its twitter page that the device would boast of features such as a 5-inch Full HD display with 1920 x 1080 screen resolution, Qualcomm Snapdragon 810 processor, Android 5.0 Lollipop, 3GB RAM, 2840mAh battery, HTC Sense 7, and 20.7MP main camera and 13MP or UltraPixel 4MP front snapper.

Sony Xperia Z4: The device is expected to sport a 5.2-inch Full HD TRILUMINOS display (2K screen resolution version to be made available in the US) and have the looks of Xperia Z3, including metal frame, according to Android Authority (via ePrice). It was earlier reported that the next-generation smartphone would have a 5.4-inch or 5.5-inch screen, Qualcomm Snapdragon 810 processor, Android 5.0 Lollipop, 32GB internal memory and 4GB RAM, 20.7MP main camera and 4.8MP front snapper, 3420 mAh battery, and Qi Wireless Charging.