Google on August 22, 2016 in North America announced the release the next generation of the Android OS the Android 7.0 Nougat. The OS will be available first on the Nexus series devices and later on the other smartphones but that will depends on the manufacturers.
According to Google the new Android 7.0 Nougat going to has a better performance, and going to fix several security problems but the biggest new feature is the own VR platform the “Daydream” and the new generation of the graphics API the “Vulkan”.
The new Android 7.0 Nougat already available on some devices but everything depends on the manufacturers as we wrote before. If you are using many applications than the stock ones and you have a few games you should wait a little with the upgrade because you will face with compatible problems.