This facilitates optimum of 960 nits of brightness which makes it best of its class.
According to claims by Sony officials, this technology increases the battery life by a great extent.
[1] The device's exterior design resembles that of the Xperia S. The Xperia P comes with an 8 megapixel camera with Sony's EXMOR-R sensor for better photography during low light condition.
Many users have reported problem with camera after updating the OS to Android ICS.
These issues were fixed in Android Jelly Bean 4.1.2 update released in April 2013.