10 Hottest Smartphones From Mobile World Congress 2014

Sony Xperia Z2 Focuses In On Sight And Sound

The Buzz: This is Sony's second-generation Z-series phone and it comes with a tablet that goes by the same name -- Xperia Z2. The smartphone's marque feature is its 20.7-megapixel camera that can record video in 4K format. The dust- and water-resistant phone also boast two speakers and a noise-canceling headset for better sound quality in noisy environments.

The Specs: The smartphone has a 5.2-inch display, a 2.3GHz quad-core processor powered by Qualcomm Snapdragon 801 processor CPUs, and runs on the Android 4.4 Kit Kat OS. The phone is slated to ship in March. Pricing was not available.