The company, forgoing the fanfare of a flagship launch, announced the handset for its home country with no word on global release. According to Sony, the Xperia Z4 will be available in Japan starting this summer, but did not provide pricing details.
(Also see: Sony Xperia Z4 vs. Sony Xperia Z3)
The Xperia Z4's launch comes almost seven months after the Sony Xperia Z3 that was launched at IFA in September, tipping that the company might be unsure about its new one-year flagship cycle.
The Android 5.0 Lollipop-based Sony Xperia Z4 features a 5.2-inch full-HD (1080x1920 pixels) Triluminos display and is backed by the firm's X-Reality mobile picture engine. Much like recent high-end handsets, the Xperia Z4 is also powered by a 64-bit octa-core (quad-core 1.5GHz + quad-core 2GHz) Qualcomm Snapdragon 810 processor coupled with 3GB of RAM. The handset is enclosed in a metal frame.
The new flagship also retains the 20.7-megapixel autofocus rear camera of its predecessor. The rear camera however now features 1/2.3-inch Exmor RS BSI sensor, Bionz image processor, and a pulsed LED flash. The Sony Xperia Z4 also sports a 5.1-megapixel front-facing camera with Exmor R BSI sensor, which is an upgrade from Xperia Z3's 2.2-megapixel front camera. It also features a 25mm wide angle lens, apart from electronic image stabilisation.
(Also see: Sony Xperia Z4 vs. HTC One M9 vs. Samsung Galaxy S6)
The handset includes 32GB of inbuilt storage, which is further expandable via microSD card (up to 128GB). The smartphone is backed by a 2930mAh battery.
Other features on the Xperia Z4 include an IPX5/IPX8 equivalent certification, which makes the phone waterproof and IP6X certification making it a dustproof device. Also gone is the cover flap for the USB port, with the company using a waterproof USB port this time around. Another USP of the device is support for high-resolution audio with LDAC compression technology.
The smartphone will be available in White, Black, Copper, Aqua Green. It measures 146x72x6.9mm and weighs 144 grams. Connectivity features on the Xperia Z4 include Bluetooth, Wi-Fi with hotspot, 3G, 4G LTE, GPS/ A-GPS, Glonass, Micro-USB, DLNA, and NFC.
Sony has alongside also revealed new accessories for the Xperia Z4 including a new case with window and new desktop holder, which will be also available starting this summer.
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