O pening a bank account in Australia is one of the most straightforward banking experiences you will have as an expat anywhere in the world — and I mean that genuinely. Compared to the complexity of opening a US bank account or the bureaucracy of UAE banking, Australia's Big Four banks have made the process remarkably welcoming for new arrivals. You can open an account online before you even leave your home country, have your account number ready before landing and receive your debit card within days of arriving. Australia got this right. The challenge is not opening an account — it is choosing the right one. Australia's banking system is dominated by four major institutions — Commonwealth Bank, ANZ, NAB and Westpac — known collectively as the Big Four. Each is a well-capitalised, APRA-regulated bank with full government deposit guarantee protection up to AUD 250,000 per institution. Beyond the Big Four, a growing ecosystem of digital and neobanks offers competitive alterna...