The right product depends on your cash flow pattern, not just the rate
Someone who frequently moves small amounts of money in and out benefits from an overdraft line's flexibility, while someone who needs a lump sum with a clear payoff date is usually better served by a standard installment loan. Whichever you pick, the actual rate and limit depend heavily on the individual lender and your own credit profile.
Terms vary a lot by bank and country -- always compare actual offers
What counts as an overdraft product, how it is priced, and even what it is called differs significantly between banks and between countries. Treat this guide as a general framework and compare the actual terms, fees, and rate from more than one lender before deciding.
Frequently Asked Questions
If I never use the credit line, do I still owe interest?
No -- interest on an overdraft-style line is generally charged only on the balance you actually draw, so leaving the limit untouched means no interest accrues.
Does the credit limit disappear automatically when the line comes up for renewal?
Not automatically, but the lender typically re-reviews your income and credit standing at renewal, and the limit can be kept, reduced, or in some cases not renewed, so it is worth checking your status before the renewal date arrives.