At the ongoing Mobile Asia Expo 2013 in Shanghai, Sony has presented a giant smartphone called Xperia Z Ultra, as well as the highly anticipated SmartWatch 2. The 6.4-inch phablet is due in Q3 2013, while the SmartWatch arrives in September.
http://www.notebookcheck.net/Sony-unveils-6-4-inch-Xperia-Ultra-phablet-and-SmartWatch-2.95467.0.html