High‑Yield Savings Accounts Cut Annual Losses from Low‑Rate Checking Deposits

Keeping an emergency fund in a traditional checking account that pays near‑zero interest can cost hundreds of dollars each year. For example, a $20,000 balance at 0.01 % APY yields about $2 annually, while the same amount in a high‑yield savings account earning around 4 % APY generates roughly $800 a year, a difference of nearly $800 per year and over $2,000 over three years.

Financial advisers also recommend storing the emergency fund at a different bank from the daily‑use checking account. The extra transfer time—typically one to three business days—creates a deliberate friction that helps prevent impulsive spending, while still allowing the fund to earn higher rates commonly offered by online banks.