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Pics: Katrina unveils waterproof Xperia Z1

PHOTOS: Katrina Kaif unveils waterproof Xperia Z1 smartphone

Xperia Z1 is also the costliest smartphone offering from Sony's stable in India. Sony has introduced 20.7 mega pixel camera in this phone which is next to Nokia's Pureview 808 that was launched in the country last year. The company has incorporated 2.2 Quad core processor in phone which is close to speed of processor available for laptops and desktop PCs. Xperia Z1 has 2GB RAM and internal storage of 16 GB which can be expanded to additional 64 GB through memory card.