SONY XPERIA P, LT22i, Nypon, Custom Rom List

All Sources from xda-developers.

First Step - How to Root My Phone.

Name	Date	Android Ver	Bootloader	Users Recommendation
XperiaPremiuM™	FEB 2013	ICS	BOTH
FireDroid	FEB 2013	ICS	BOTH
ALIENWARE	JAN 2013	ICS	BOTH
TheBrainsROM	FEB 2013	JB	UNLOCK
Paranoid Android [Unofficial]	JAN 2013	JB	UNLOCK
Xperiance Lite	DEC 2012	ICS	BOTH
Jelly cream Xperia Z style	FEB 2013	ICS	BOTH
CM9.1 - FreeXperia Project	JAN 2013	ICS	UNLOCK
eXperience™ CM	FEB 2013	N/A	N/A

About :

The Sony Xperia P is a Smartphone that sits above the Xperia U and below the Xperia S. It was announced at Mobile World Congress 2012 alongside the Xperia U and Xperia S. It features a 4 inch qHD touch screen with Sony's White Magic technology which delivers a higher brightness to that of other smartphones. It has a resolution of 960 x 540 which means a ppi of 275. The handset also sports a 1 GHz ST-Ericsson NovaThor dual core processor and a 8 mega-pixel primary camera. An emphasized feature of the handset is its aluminum uni-body, as opposed to the plastic body the other Xperia phones have, which gives the phone a solid feel. The Xperia P has a 4 inch screen of qHD (960 x 540) resolution with "Whitemagic technology". The addition of White magic technology to the display is done by adding another white sub-pixel at hardware level along with basic RGB pixels (RGBW). 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. The Xperia P comes with an 8 Mega-pixel camera with Sony's EXMOR-R sensor for better photography during low light condition.It also produces 1080p full HD video supplemented by video light (flash continuously in on state). The phone also has a built-in secondary camera (front facing camera) for video calling and video chatting, the resolution is 640 x 480 VGA. The smartphone has various features including Smile detection, Sweep Panorama, 3D Sweep Multi angle and 3D Sweep panorama. Many users have reported problem with camera after updating the OS to Android ICS , The issue was supposed to be fixed in Android Jelly Bean update, update is not released yet. It will ship with Android 2.3.7 in Q2 2012. The first updates to Android 4.0.4 are available since August 2012.There has been a number of minor updates for stability enhancements since then The Xperia P was planned receive an update to Android 4.1.2 Jelly Bean in late March 2013 but update is delayed and there is no explanation from Sony.