Nexus 5X is the latest, mass-market Nexus device by Google. Running on the latest Android 6.0 Marshmallow, Nexus 5X offers good performance, but if you would like to get new features like the Day/Night UI, theme support, advanced reboot, etc. the Frank N5X AOSP custom ROM brings all them.
YU Yuphoria users can now update their phone to Android 6.0 Marshmallow with CyanogenMod 13 custom ROM. This is an unofficial, preview version of CM13 ROM. However, if want to go crazy and play with the new Android 6.0 Marshmallow on your Yu Yuphoria, you can tryout this unofficial CM13 ROM via a custom recovery.
As announced earlier, Oppo has released the near stock Android OS called ‘Project Spectrum’ for Oppo Find 7 and Oppo Find 7a smartphones. Oppo’s smartphones are runs on a fully customized Android operating system called ColorOS, but for those who want pure vanilla Android experience on their Oppo smartphone, the ‘Project Spectrum’ is the answer.
To customize your Nexus 6P, first you need to unlock its bootloader by executing the command ‘fastboot oem unlock’, but things have now changed with the new Nexus 6P. The old command will not work with the Huawei Nexus 6P and requires the new command ‘fastboot flashing unlock’. At the same time Nexus 5X accepts both the old and new commands.
An unofficial build of Android 6.0 Marshmallow update is now available for the Nexus S. Currently running on the Android 4.1.2 Jelly (last updated in Oct 2012), the old hardware on Nexus S (1GHz CPU, 512MB RAM &16GB Memory) is just about capable of running the new Android 6.0 Marshmallow. Interested tech-savvy users can update their Nexus S to Android 6.0 Marshmallow with the unofficial AOSP based ROM
The good old Nexus 4 will not get official Android 6.0 Marshmallow update from Google, though the device is capable of receiving the same. However, developers are busy working for a fully functional near stock Android 6.0 Marshmallow custom ROM for Nexus 4. An XDA developer ganachoco has released a near stock custom ROM based on the Marshmallow for Nexus 4 that you can flash via custom recovery.