While there is a decent market for big smartphones, it seems that the "mini" device market is rapidly growing. Almost every manufacturer has mini version of its flagship smartphone, and the latest one at the list is ZTE with mini version of Nubia Z5.
  Nubia Z5 mini is ZTE's answer to the mini market which has leaked ahead of its official announcement. Although it is supposed to be smaller smartphone, with a 4.7-inch 720p display is everything but small. It features a Snapdragon 600 chipset with 1.5 GHz quad-core Krait 300 processor with 2 GB of RAM.
  Other specifications that are known at the moment is an 8-megapixel rear camera, but it is said that we can expect a wide range of connectivity options and will run on Android 4.2.2 Jelly Bean. Measuring 65.7 x 134.8 x 10.3 mm, the mini version of Nubia Z5 weighs about 160g. Unfortunately, there is no word regarding the price and release date.