Compare the three options by availability, certainty of return, and costs.
A deposit is an agreement with the bank to place money under specified interest and for a set period.
A checking account is used for regular payments. With a deposit you check the interest rate, the period and exit points. With a money market fund you check the policy, costs and redemption terms; the return is not predetermined as a guarantee. Choosing requires understanding the goal and the terms, not just comparing a single number.
An offer for one year and an offer for one month are not the same even if both show the same annual interest rate.
Compare the three options by availability, certainty of return, and costs.
Two fictional offers quote the same interest rate, but one locks money for a year while the other has withdrawal windows. They are not necessarily equivalent. Compare duration, early withdrawal rules, interest calculation and maturity instructions. In a classroom example, 1,000 at simple annual interest of 3% earns 30 before deductions over a full year. A different period requires a calculation consistent with the actual terms.
Concepts that help you compare
Checking account: the home of daily money
A checking account is a bank account for everyday payments, deposits and withdrawals. Deposits, payments and withdrawals change the balance. A positive balance is money in the account; a negative balance, or overdraft, is debt to the bank. An overdraft may carry interest. Not all positive balances earn interest, and conditions vary between banks.
Comparison example: There are 200 ₪ in the account. After a payment of 70 ₪, 130 ₪ remain. A credit line is not money you received as a gift.
A money market fund is a mutual fund that invests in short-term assets with relatively low risk. A daily money market fund allows redemptions on trading days according to its terms. It is not a checking account and not a deposit with a guaranteed interest rate. The return is influenced by the interest-rate environment and management fees. In funds with fixed terms liquidity is different, so read the fund’s conditions.
Comparison example: If you need to pay on Saturday, do not assume you can redeem a fund and get cash immediately. Daily liquidity is not available at every moment.