Debit Card vs Credit Card: Which Should You Use?
The core difference
A debit card spends money you already have in your checking account. A credit card borrows from a line of credit you repay later. That single difference drives everything else: only the credit card builds a credit history, and only the borrowed-money model carries the protections and rewards issuers attach to it.
Why credit usually wins
Paid in full each month, a credit card is strictly better for most purchases. It builds the credit history you need for apartments, loans, and better cards, it earns rewards debit rarely matches, and it adds fraud protection, purchase protection, and dispute rights that limit your liability when something goes wrong. Debit fraud pulls real money out of your account while it is sorted out.
When debit still makes sense
Debit is the better tool for pulling cash at an ATM without a cash-advance fee, and it is a useful guardrail if a credit card leads you to spend more than you can repay. The real danger of credit is interest: carry a balance and the rewards are wiped out many times over. If paying in full is hard, lean on debit until the habit is solid. See should you carry a balance.