Download Wallpaper 1080x1920 Drops, Glare, Glass, Surface Sony Xperia Z1, ZL, Z, Samsung Galaxy S4, HTC One HD Background More information Find this Pin and more on Scenery by Jane Perdue . On 13 January 2014, the Sony Xperia Z1s, a modified version of the Sony Xperia Z1 exclusive to T-Mobile US, was released in the United States. Like its predecessor, the Sony Xperia Z, the Xperia Z1 is waterproof and dustproof, and has an IP rating of IP55 and IP58. Sony XPERIA Z1 Compact is smaller variant of XPERIA Z1. This phone has very nice HD Triluminos display, powerfull quadcore CPU from Qualcomm, 2 GB RAM or 20,7 megapixel camera. The Xperia Z1 is Sony's latest flagship smartphone. It's one of the first phones powered by a Qualcomm Snapdragon 800 processor, and features a 5-inch full-HD display in a form factor which is in ... UPDATE: Sony has now upgraded the Xperia Z1 to run on Google's Android 4.4.2 KitKat release. We've updated the review again to reflect this. Sony was the first of the big-name manufacturers to ... See everything new from the world of Sony USA—including electronics, PlayStation, movies, music and TV shows—plus find support for your Sony products.