Stablecoins vs. USD Bank Deposits vs. Alipay Balance: What’s Actually Different?

Compares stablecoins, USD deposits, and wallet balances across system, legal relationship, and usage.

{{{##anchor=preface}}} Preface When people first hear “stablecoins,” three familiar things tend to pop into their heads: USD deposits sitting in a bank account Wallet balances inside Alipay / WeChat Pay and various “USD wealth management” products Then the questions follow naturally: A stablecoin also looks like a number on a screen. So what’s the real difference? Is it basically just “USD with a different shell”? In this piece, we’ll use one comparison table + a few key questions to separate these three things clearly. {{{##anchor=part-1.2}}} 1. Start with the conclusion: they live in three completely different systems Here’s a high-level comparison to build intuition: Dimension USD deposits (bank account) Alipay / WeChat balance Stablecoins (e.g., USDT/USDC) Ledger system Bank’s internal system Payment institution’s internal system Public blockchain ledger (decentralized network) Asset nature Bank liability (your claim against the bank) Payment institution liability / prepaid funds Rights against issuer / protocol + on-chain token Reach Limited by bank onboarding + national/regional rules Mostly domestic / certain regions In theory global, as long as you can access the chain Acce