Some of the leaked documents that belong to the Japanese Carrier NTT DoCoMo, refers to the specifications of a local version of the Sony Xperia Z1 along with Xperia Z1 f. It is being said that this Xperia Z1 f is the Sony Xperia Honami mini or the Xperia Z1 mini.
The phone has a Quad Core 2.2...
Xperia Z1 Mini Confirmed by leaked Documents