Just some links.. and yea I know they are just random and people can find opposing.. and I know most can't be bothered to read them anyway.. but..
In this one UK comes ahead of US..
http://www.therichest.com/rich-list/10-countries-with-the-most-freedom-of-speech/
https://www.quora.com/Does-the-US-have-the-most-freedom-of-speech-in-the-world
This was an interesting one.. i discounted it cos it said that Ireland is one of the richest countries in the world..,. it isnt.. and they'd agree.. there are many very poor people in Ireland... so it seemed to me if they got one basic thing wrong then the rest isn't reliable..