Sony Xperia M is a low end smartphone. Released in August 2013, it features a 1GHz dual-core Qualcomm processor, 1GB RAM and 4GB of internal storage. A MicroSD slot allows for an extra 32GB to be added. The 4″ display has a resolution of 480×854. The Xperia M has a 5MP camera, which can record video at 720p.
Although Xperia M falls in the low end category, CyanogenMod team have still managed to create CM 13 ROM running on Android 6.0 for it. Sony has stopped support for this device long back but with CM 13 you can still get the latest OS. Follow the guide below to install CM 13 on Xperia M.