Design The BlackBerry Z10 is the touchscreen flagship model, with a Qwerty keyboard version coming in the form of the BlackBerry Q10 . It measures 130 x 65.6 x 9mm and comes with a 4.2-inch four-point multi-touch LCD display with a resolution of 1280 x 768 pixels, a sharp 355ppi. The screen isn't finished with Corning Gorilla Glass as found in most top-of-the-range smartphones, but RIM promises us it is still very much scratch-resistant and tough enough to endure daily rigours. While the screen is only a fraction larger than the iPhone 5, the phone is considerably bigger. It's only slightly smaller than the Samsung Galaxy S3, even though that phone has a much bigger 4.6-inch display. The front features a 2-megapixel camera and no buttons, although the bezel surrounding the screen looks like it could have happily taken plenty. Instead, you get a silver BlackBerry logo at the bottom so you know what you've got in your hand. As with the company's PlayBook, ...