[samdjstephens]

According to a quick search - Monzo had 3 million customers as of Sept ‘19 [1] vs Metro Bank’s 1.7 million in May ‘19 [2].

[1] https://monzo.com/blog/2019/09/16/three-million

[2] https://www.metrobankonline.co.uk/about-us/press-releases/ne...