If I were to design a WP phone to my liking, it would have the size of the Lumia 635, with the innards of the Lumia 1020, but much faster and sharper camera.
The 635 is perfect size and feels great in the hands, the 1020 has a great sensor, but it needs to be perfected and better implemented.
The 635 is perfect size and feels great in the hands, the 1020 has a great sensor, but it needs to be perfected and better implemented.