Sony announced the  on August 2015 and released it on September the same year that comes up with  android OS v5.0 (Lollipop) up-gradable to v5.1 (Lollipop) and is planned to upgrade to v6.0 (Marshmallow). This phone has a dimension of 145 x 72 x 7.6 mm (5.71 x 2.83 x 0.30 in) having thickness 7.6 mm and weighs about 142.5 grams. This phone supports GSM/ HPSA/ LTE network configurations. It uses Nano-SIM technology. The display is of 16M colors and has IPS LCD capacities touchscreen. The screen size is 5.0 inches with luminous display and the screen-to-body ratio is 66.0%. The screen resolution is 1080 x 1920 pixels which is exactly 441 ppi pixel density. It supports multi touch up to 4 fingers and comes up with Scratch-resistant glass. This phone is IP68 certified dust and water proof phone up to 1.5 meter and 30 minutes time.
It has got Mediatek MT6795 Helio X10 chip-set and CPU comprises of Oct a-core 2.0 GHz Cortex-A53 processors. The GPU used is Power VR G 6200. The internal memory available is 16 GB and it contains 3 GB RAM. It supports a micro SD card that could be expanded up to 200 GB (dedicated slot). The primary camera comprises of a 21.2 MP, f/2.2, phase detection auto focus, LED flash camera while the secondary is 13 MP, auto focus, f/2.0, 1080 p@30 fps camera. The video quality is 1080 p @30 fps, 720p @120 fps and HDR. The camera has got the features like touch focus, Geo-tagging, face/smile detection, HDR and panorama mode. The microphone jack is 3.55 mm that comes with Hi-Res Audio. The WLAN supported are Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, dual-band, DLNA and hotspot. The Bluetooth version is 4.1, A2DP, apt-X, LE. The GPS technology used is A-GPS, GLONASS. It also contains FM radio with RDS. It supports NFC connection. The browser is HTML 5. The USB available is micro USB v2.0. It also comes with accelerator, proximity and compass sensors. The battery used is Non-removable Li-Po 2600 mAh battery having Stand-by up to 671h (2G) /up to 656h (3G), Talk time up to 11h 49 min (2G)/ Up to 12h 11 min (3 G) and music play up to 62 h 30 min. The colors available is Black, White and Gold. The main disadvantages of this phone is Wi-Fi lacks a/c support and the battery is Non-removable battery.