Bank deposit interest varies by rate, term, and withdrawal method

Interest earned on a fixed‑amount savings deposit can differ even when the principal and duration appear identical. The primary driver is the interest rate offered by each bank, which can vary by product, online versus branch channels, and customer groups.

Additional factors include the chosen term length (longer terms usually carry higher rates), the timing of the deposit relative to market‑wide rate changes, and the method of interest payment—receiving interest at maturity yields higher returns than receiving it monthly or in advance. Early withdrawal often triggers the application of a lower, non‑term rate, sharply reducing earnings. Finally, whether the deposit is rolled over after maturity influences total accumulation, as reinvested interest compounds further.

These variables explain why two depositors putting the same amount of money into savings accounts at the same time can receive different amounts of interest at maturity.