It's official. Revolut, Europe's most valuable startup, has launched in Brazil. Which means that, after years of absolute dominance, Nubank now faces serious competition. 

But does Revolut's mobile banking offering have what it takes to eat into Nubank's impressive 46% market share? Or will Nubank's superior knowledge of the Brazilian market give them the edge?

To answer these questions, we compared Revolut to Nubank and to the Latin American banking market more broadly using our digital banking research platform FinTech Insights

Here's what we learned.