Sony Xperia Z1s was officially introduced to the public in January at CES 2014 tech fair. The device was made available for purchase later the same month.
Sony Xperia Z1s is the T-Mobile variant of the original Xperia Z1 and it shares most of its technical specifications. The device integrates a 5.0-inch TFT screen with Triluminos technology and Full HD resolution. It has a quad-core 2.2 GHz Snapdragon 800 processor paired with 2 GB of RAM, 32 GB of internal storage, and microSD support.
The Xperia Z1s has a 20.7 MP primary camera with autofocus, LED flash, 1/2.3” sensor size, geo-tagging, touch focus, face detection, HDR, panorama, and Full HD video recording, and a 2 MP secondary cam. It has all the connectivity features worthy of a modern smartphone including HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL, Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot, Bluetooth 4.0, NFC, and microUSB 2.0, while being kept alive by a 3,000 mAh battery.
Sony Xperia Z1s is 145.7 mm tall, 73.9 mm wide, 8.6 mm thin, and weighs in at 162 grams. It comes pre-loaded with Android 4.3 Jelly Bean and Sony promised to upgrade it to Android 5.0 Lollipop.