How much difference does an extra car payment make?

Asked by: Montana Herzog  |  Last update: July 10, 2026
Score: 4.3/5 (19 votes)

Making an extra car payment, or adding extra principal each month, significantly reduces the total interest paid and shortens the loan term. Even small, consistent extra payments, such as $10 a week or $100 a month, can save hundreds in interest and cut months off a 60-72 month loan.

Is it worth making extra car payments?

If you can, you should! Depending on whether your loan has a set interest amount already added to the final loan price, making extra payments could actually help you pay off your loan faster and ultimately pay less in interest.

What happens if I pay an extra $100 a month on my car loan?

You'll save money.

Unless your loan has precomputed interest (more on that below), extra principal payments can help reduce the total amount of interest you'll pay.

Is it worth putting an extra $70 on a car payment?

If you have the means, it can make a lot of sense to pay extra on your car loan payments, especially because it can lead to paying off your loan early and saving money! But depending on your financial situation, it may make more sense to put that money toward building your savings or paying other expenses.

What is the 50 30 20 rule for car payments?

The 50/30/20 rule is a simple budget guideline: 50% of your after-tax income for needs (like housing, groceries, and car payments/expenses), 30% for wants (dining out, entertainment), and 20% for savings and debt repayment. For a car payment, this means your total monthly car expenses (loan, insurance, gas, maintenance) should ideally fit within the 50% "Needs" category, with some experts suggesting car costs shouldn't exceed 10-15% of your income overall, making a modest car a "need" and luxury vehicles a "want". 

ACCOUNTANT EXPLAINS: Should You Buy, Lease or Finance a New Car

34 related questions found

What is Dave Ramsey's rule on car buying?

Dave Ramsey's core car buying rule is to pay cash for a reliable used car, avoiding debt and new car depreciation; he suggests only buying new if you're a millionaire, and generally, the total value of all your vehicles shouldn't exceed 50% of your annual income. His philosophy emphasizes buying what you can afford outright, viewing cars as depreciating assets that shouldn't trap you in debt.

How to increase credit score by 100 points in 30 days?

For most people, increasing a credit score by 100 points in a month isn't going to happen. But if you pay your bills on time, eliminate your consumer debt, don't run large balances on your cards and maintain a mix of both consumer and secured borrowing, an increase in your credit could happen within months.

How to pay off a $30,000 car loan fast?

  1. Make bi-weekly payments. Instead of making monthly payments toward your loan, submit half-payments every two weeks. ...
  2. Round up your monthly payments. ...
  3. Make one extra payment each year. ...
  4. Refinance. ...
  5. Boost your income and put all extra money toward the loan.

What's the best strategy for extra payments?

One of the simplest strategies is to make one full extra payment per year. This can be done all at once—like applying a tax refund—or by dividing that extra payment by 12 and adding a little extra to each month. This small change can shave several years off a 30-year mortgage and save thousands in interest.

Do extra car payments go to principal?

Extra payments made on your car loan usually go toward the principal balance, but you'll want to make sure. Some lenders might instead apply the extra money to future payments, including the interest, which is not what you want.

What's a good downpayment for a $30,000 car?

As a general rule, you should pay 20 percent of the price of the vehicle as a down payment. That's because vehicles lose value, or depreciate, rapidly. If you make a small down payment or no down payment, you can end up owing more on your auto loan than your car or SUV is worth.

Can I go from a 500 to 700 credit score in 6 months?

A good credit history is based on the responsible use of credit over time. While you can certainly take steps to improve your score in as little as 6 months, major moves upward generally take longer. Patience and responsibility (like making your monthly payments) are key here.

What is the 15 3 rule?

The "15/3 rule" is a popular, though somewhat debated, credit card strategy suggesting you make two payments in your billing cycle: one about 15 days before the statement closes and another 3 days before, aiming to lower your reported balance and improve credit utilization by keeping your balance low when the issuer reports to credit bureaus. While paying more frequently can help reduce interest and utilization, experts emphasize the key is to monitor your statement closing date, not just the arbitrary 15 and 3-day marks, as credit utilization is reported then. 

What is Dave Ramsey's rule on cars?

Dave Ramsey's core car rules emphasize paying cash, avoiding new cars (unless you're a millionaire), keeping your total vehicle value under half your annual income, and using a strict budget, often suggesting the 20/4/10 rule (20% down, 4-year loan, 10% total car expenses) as a guideline if financing, but preferring no debt at all to avoid depreciating assets trapping you. He stresses buying reliable, used vehicles to prevent debt and build wealth.

How to aggressively pay off a car loan?

You can pay off your car loan faster by making biweekly payments or paying half the amount of your car payment every two weeks instead of making the full payment on a monthly basis. Splitting up payments helps you save on interest and put more money toward your loan balance.

What is the rule of 72 on a car loan?

The Rule of 72 is a quick formula that estimates how long it takes for money to double, whether it's an investment or a debt. The calculation is simple: 72 ÷ annual interest rate (%) = number of years for money to double.

Why do Dave Ramsey and Suze Orman say you should avoid buying a new car?

Depreciation. Cars reportedly lose 20% of their value in the first year of ownership and retain just 40% of their original value after five years. Clearly, that is not a good investment. “Your goal should be to buy the least expensive car. Period,” said Orman. “That should steer you to a used car rather than a new car. ...

What is the most financially smart way to buy a car?

The best way to finance a car involves getting preapproved from a bank or credit union before visiting the dealership to compare rates, making a significant down payment (15-20% is ideal), keeping loan terms shorter (around 48-60 months), and negotiating the total car price separately from the financing, allowing you to get a lower interest rate and save money long-term. Leasing or other options like PCP/HP exist, but a direct loan with good credit offers the most equity.