Update in between the post
We think that Sony has made their mind to capture 2013's Market by launching their Smartphones in every possible size and price segment. According to Blog Of Mobile (Japanese Site), Sony is reportedly working on another budget android smartphone to launch this year.
Update: The rumored Sony C1905 was spotted on Picasa, giving some Camera Sample. The Device is currently dubbed as Sony Xperia C, will feature 4-inch 854x480p Screen, Dual-Core Qualcomm MSM8627 or MSM8230 Processor, 1GB RAM, 4GB internal Storage plus microSD Card Support. Sony will offer a 5MP camera with 720p HD Video Recording capability and will be running Android 4.1.2 Jelly Bean. According to the rumors, the device will be launched at the end of August. Looking at the specs, the device will be a mid-level device.
Sadly this smartphone will have only 3G or HSPA+ connectivity and there will be no LTE support on it. C190x is rumored to have 5-inch screen with Quad-Core MediaTek Processor. Other details are still unknown.