E3, the Electronic Entertainment Expo, highlights the latest in interactive games.
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
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 LTE variant of the phone is available through Sony's Web site, though only the black model is currently in stock.
The Sony Xperia Z1 Compact is a 4.3-inch waterproof Android phone, with the same supercharged specs as its flagship big brother.
The gigantic Sony Xperia Z1 and Xperia Z Ultra phablet are now updating to Android 4.3 Jelly Bean.
Sony also promises that the Android 4.3 update is "right around the corner" for the rest of its Xperia lineup.
Surfacing in the run-up to the annual IFA trade show, it appears Sony may push its next-gen flagship out the door a few months early.
The company says that the devices will run KitKat as standard and include some updates to native apps.
Sony's rewarding early adopters of its new Xperia Z1 Compact phone with a free SmartWatch 2, its latest connected wristwatch.
The Sony Xperia Z1 gets that shrinking feeling with a new, smaller version officially announced in Japan.