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Home / Loan amortization / $20,000 over 4 years

$20,000 Auto Loan Payment Over 4 Years

Borrowing $20,000 for 4 years sets a fixed monthly payment for the life of the loan. The calculator starts at 6.5 percent. Change the rate or the length to compare.

At the start the monthly bill is $474.30. All 48 payments together come to $22,766.

$
%
years
$
Monthly payment
$474.30
Total interest
$2,766
Total paid
$22,766
Year by year
YearPrincipal paidInterest paidBalance left
1$4,525$1,167$15,475
2$4,828$864$10,647
3$5,151$540$5,496
4$5,496$195$0
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How the payment is worked out

Think of the payment as the amount that makes all 48 future payments worth exactly $20,000 at the start with a monthly rate of 0.5417 percent. Written out it is the loan times the monthly rate, divided by one minus one over one plus the monthly rate, raised to the power of 48.

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Worked example

Take $20,000 at 6.5 percent over 4 years. The monthly payment is $474.30. In the first month $108.33 goes to interest and $365.97 goes to principal.

Total interest on this loan is $2,766. After 2 years of payments the balance has fallen to $10,647.

Questions about this calculator

What if the rate on a $20,000 car loan over 4 years were one point higher?

The payment would rise from $474.30 to $483.58, which is $9.28 more each month. One point lower would give $465.13.

Would paying $50 extra each month shorten a $20,000 car loan over 4 years?

Yes. On this $20,000 loan an extra $50 each month ends the loan 5 months sooner and saves $302 of interest.

Is 4 years the right length for a $20,000 car loan?

It depends on the monthly payment you can carry. At 6.5 percent this term costs $474.30 a month. A 6-year term would cost $336.20 a month and $4,206 in interest, compared with $2,766 over 4 years.

Does adding a year to a $20,000 car loan over 4 years change the cost much?

Yes. At 6.5 percent a 4-year term costs $2,766 in interest. A 5-year term would lower the payment to $391.32 but raise interest to $3,479.

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This page is for education only and is not financial or tax advice.