1. Budget?
Preferably around 25k. Can extend upto ~35k if the device is worth it.
2. Display type and size?
I am not a fan of huge screen sizes. So, anything between 4' - 5' would be fine.
3. Form Factor? bar, slider, flip?
Bar
4. Preferred choice of brand?
Apple, Sony, LG, HTC, Samsung.
5...