Official CyanogenMod now Available for Xperia M
The Good benefit of branded Smartphone is they provide the Kernel Source of the Unit so developers can play around with it and create new stuff.
Well Thanks to an XDA Senior Member PecanCM the popular CyanogenMod is now available for the Sony Xperia M which is a mid/low-range smart that has a Dual-Core 1 GHz Krait 200 CPU, 1 GB RAM, and 4 GB of internal storage. FreeXperia announced official support for the Xperia M starting from FXP309.
In the mean time, you can visit the thread by PecanCM and get the unofficial port for that device.
and Here are some of the Screenshot of the Sony Xperia M running the CyanogenMod Custom Rom