Start with the same amount financed so the term is the variable you are comparing.
LOAN TERM CLARITY GUIDE
Why can a longer car loan lower the payment but cost more?
A longer term spreads the same balance across more payments. That can reduce the monthly amount while increasing the total paid and estimated interest.
FOLLOW THE MATH
Changing the term changes more than the payment.
Use the written amount financed and APR to compare terms on the same baseline. These are estimates for education, not a lender offer or financial advice.
Hold the annual percentage rate constant in the comparison; the final lender rate controls the contract.
A longer term creates additional scheduled payments, even when each payment is smaller.
Interest accrues over the repayment schedule. Compare total payments, not only the monthly figure.
Confirm whether price, fees, products, trade figures, or cash also changed between versions.
Request the amount financed, APR, term, payment, and total of payments in writing for each option.
FICTIONAL WORKED EXAMPLE
Illustrative $30,000 comparison at 7.50% APR
Using a standard monthly installment estimate and changing only the term: the 72-month option lowers the payment but adds about $1,278 in estimated interest.
- Amount financed
- $30,000
- APR
- 7.50%
- 60 months
- about $601.14/mo · $36,068 total
- 72 months
- about $518.70/mo · $37,347 total
- Longer-term difference
- about $82.44 lower/mo; $1,278 more interest
MAKE IT SPECIFIC
Compare the written options before you sign.
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