James Gunn's reboot 'Superman' has collected $217 million in worldwide collection, beating Zack Snyder's 'Man of Steel' that earned $97.9 million. With this, 'Superman' is the best-opening solo Superman film till date. The film earned $122 million in the US and Canada alone. For reference, the original 1978 'Superman' had an opening collection of $7.5 million in North America.