News, analysis and tips on the Google Android operating system, and devices and apps that use it.
Sony also promises that the Android 4.3 update is "right around the corner" for the rest of its Xperia lineup.
A limited-time promotion sees Sony giving away hundreds of dollars worth of movies, music, and apps for the Xperia Z1, Z1S, and Z2.
The company says that the devices will run KitKat as standard and include some updates to native apps.
Released on Monday, the new jailbreak led to 1.7 million downloads by the following morning, according to Cydia's appstore administrator.
Sony introduced a boatload of gadgets at the company's Mobile World Congress press conference, including two fully waterproof devices. Check out our roundup here.
With its powerful processor, great camera, decent screen and gorgeous, waterproof design, the Sony Xperia Z1 Compact is the best small Android phone around.
Pricing not available
Some say booth babes are a thing of the past. But not, perhaps, if they're athletic, aquatic, and endowed with the right smartphone.
The Xperia Z1S is the most impressive smartphone Sony has ever sold on any carrier, but an inferior screen makes Samsung's Galaxy handsets better deals.
Priced at 169 Euros, the new Acer Liquid Z5 strives to bring advanced yet affordable Android capabilities to Europe and Asia.
Sony has demonstrated how its new A7s camera can see in the dark with this sample video.