3 ms·Muhammad Ali was pretty big too.by criddell 3y agoMuhammad Ali was pretty big too.EstesPark 3y agoOf course, but not larger than Messi on a global scale - it's not even close.criddell 3y agoIn absolute numbers, sure. But for his biggest fights, up to two billion people would watch Muhammad Ali fight. As a percentage, today that would be more than three billion people.