Which is the biggest local derby? 2

Ok here is a question for all you fans.

Which is the biggest local derby? I am sure there are many derby’s I have missed out, like the London derby, or Celtic/Rangers. Some wouldn’t consider El Classico a derby, but because of their history, many regard it as such.

So here goes.

Which is the biggest local derby

Which is the biggest local derby

Manchester United vs Manchester City

Inter Milan vs AC Milan

Real Madrid vs Barcelona

Some of the biggest games on the planet.
Which is the biggest game?