He never said it happens for no reason.basically this.
But those countries do very different things, and thus have different demands. So it's not unexpected that the prices will be different, because for example taxes are very different.
European countries typically have far higher sales taxes, and they also include it in the prices. US doesn't do that.
Appearance price.
US - 100$
EU - 120$
Actual price
US - 105$
EU - 120$
it's a personal pet peeve when european guys complain about how much things cost there. oh sure,. the ps4 cost you $50 more but my family pays almost a thousand dollars a month for health insurance. how much do you pay for that!?!?