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How much more does a better savings rate pay me?
$2,
This week: check the rate on the account that holds this money.
This is still the sample. Change a number to see your own.
Sample rate as of October 2026, near the federal funds rate (3.88%). The FDIC national average savings rate was 0.37%. Type the rate your account pays.
Interest earned: $2,196 at 3.8% against $5 at 0.01%
Both account types are FDIC insured up to the limit
Written by Elizabeth Stein
A $10,000 emergency fund at a big bank paying 0.05% earns about $5 in a year. The same $10,000 in an account paying 4% earns about $400. Same deposit, same insured limit, though transfers out can take a day or two. The $395 difference comes from the rate alone, and opening an online account takes one application. Over five years, with $200 a month added, the gap runs into the thousands.
Finance Quest is educational. It is not financial advice, and no calculator here knows your full situation.
Rate tables change constantly and the leader this month is rarely the leader next month. Moving $10,000 from 4.2% to 4.4% earns you about $20 a year, for an afternoon of forms and a new login. The gap worth acting on is the one between near-zero and market rate. Once you are in that range, the remaining tenths are noise. Chasing them is a hobby, not a strategy.
At an insured bank or credit union, deposits are protected up to the insured limit per depositor, per institution, the same as at any large bank. The higher rate comes from lower overhead costs at online banks, not from more risk.
Large retail banks have branches, staff and customers who do not move. They have no pressure to compete on savings rates. Online banks have none of that cost base and compete on rate to win deposits.
Yes. An emergency fund needs to be reachable within a day or two and must not lose value. A high-yield savings account meets both conditions, and it is the one place where the higher rate costs you nothing in flexibility.
A CD may pay slightly more but locks the money up, with a penalty for early withdrawal. That is fine for cash you are certain you will not touch. For an emergency fund, the whole point is being able to touch it, so savings wins.