Android Nougat: 8 New Features in Google's Latest Mobile OS

[Sourabhs20]

hmm Thanks @KV bro for full clarification.

 

[ABCDEFGH]

Old android updates like gb to ics or ics to jb used to bring major changes but these days they are updating just for the sake of "updates".

Yes, you are correct.
When Kitkat was updated to Lollipop, there were atleast some major changes like UI.
But in Marshmallow everything looked the same.

 

[Bapun]

Android Developers Blog: What’s New in Android: O Developer Preview 2 & More