Samsung Galaxy S4 Mini is the younger sibling of the Galaxy S4. It runs on a 1.7GHz dual core Snapdragon processor, with 1.5GB RAM and 8GB internal storage (16GB in some regions). The 4.3″ Super AMOLED display has a resolution of 540×960. The S4 Mini runs on Samsung Touchwiz and comes with the standard suite of Samsung apps.
Samsung Galaxy S4 Mini will surely miss out on the official Android 6.0 Marshmallow update. But don’t worry as CyanogenMod team have created an official nightly of CM 13 ROM for this smartphone. This ROM will update S4 Mini to Android 6.0. A detailed tutorial is given below.