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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 Sony Xperia Z1 is Sony's latest flagship smart phone, packing a Full HD display, Android KitKat software and a camera that shoots video in 4K.
The Xperia Z1F is a sawed-off version of Sony's waterproof flagship Android smartphone, with a 4.3-inch screen instead of a 5-incher.
The Sony Xperia Z1 gets that shrinking feeling with a new, smaller version officially announced in Japan.
As with the original flagship, Samsung is counting on the midrange phone's fingerprint scanner, heart-rate monitor, and extra apps to stand out.
Pricing not available
Although the Sony Xperia M2 looks pretty slick, it's let down by its low resolution display and its old version of Android, which makes even its affordable price way too high. For much less money, you could snap up the Moto G or spend a little more and pick up the older Xperia Z with its full HD display and waterproof design.
Check out our video review of the Sony Xperia M2. It's an affordable Android phone with a 4.8-inch display, quad-core processor and 8-megapixel camera.
O2 is offering Sony's new console as part of a big bundle, but expect to shell out at least £52 per month.
The high-street phone flogger has pumped out some pricey deals on Sony's sharp new blower -- we'd plump for a SIM-free deal if we were you.