I'm perfectly ok with different people seeing different things in that meme above.
It wasn't exactly meant as a comparison. If you'd want to compare you'd have to do some maths.
My quick shot ( just going by the playerbase ) says, 500,000 Dollars of overall GT Sport prizes would roughly match Fortnite dimensions. Of course you might consider other parameters on top.
It's been more trying to visualize one single ( and astonishing ) aspect of the current E Sport scenery.
While we are discussing - which again is perfectly ok - whether our GT Sport champions should be awarded some serious amounts of prize money, a 16 year old grabs 3M ...
Makes me smile !