Is it a good idea to finance a car for 72 months?

[MollyMarie]

Financing a car for 72 months is generally a poor financial decision for most buyers. While it lowers monthly payments, it dramatically increases total interest costs and significantly raises the risk of negative equity, where you owe more than the car's depreciated value. This long-term commitment often leads to paying for major repairs while still making loan payments.

The core issue is the mismatch between loan term and vehicle depreciation. A new car loses about 20-30% of its value in the first year and roughly 40-50% after three years. On a 72-month loan at an average interest rate, you don’t build positive equity—owing less than the car is worth—until around year four or five. According to industry data from Edmunds, over 33% of trade-ins with a loan term of 73-84 months had negative equity in recent years, with an average deficit of several thousand dollars.

Total interest paid is the other major drawback. A longer term means paying interest on a balance that declines more slowly. For a $35,000 loan at a 5% APR, a 72-month term costs approximately $5,500 in total interest. A 60-month term for the same amount and rate would cost about $4,600 in interest, saving you nearly $1,000. Rates for 72-month loans are also often 0.5% to 1% higher than for shorter 36- or 48-month loans, further inflating costs.

Loan Term	Monthly Payment (5% APR)	Total Interest Paid	Time to Build Equity
60 months	$660	~$4,600	~3 years
72 months	$560	~$5,500	~4-5 years

There are narrow scenarios where a 72-month loan can be logical. If you secure a manufacturer-subsidized promotional rate under 3%, and you unequivocally plan to own the vehicle for 8-10 years, the math improves. In this case, ensuring the car is reliable and budgeting for future maintenance is critical. For everyone else, the risks far outweigh the benefit of a lower payment.

The strongest alternatives are a larger down payment (at least 20%), a shorter loan term (aim for 60 months maximum), or choosing a less expensive vehicle. If you proceed with a 72-month loan, purchasing guaranteed asset protection (GAP) insurance is non-negotiable. It covers the gap between the insurance payout and your loan balance if the car is totaled, protecting you from a financial disaster.

[MacDamian]

I did it once and regretted it. Sure, my monthly payment was manageable, but I felt trapped. For years, I was making payments on a car that was worth less than I owed. When I wanted to trade it in after four years, I was shocked by the math—I had to roll over thousands of dollars of old debt into a new loan. It felt like digging a deeper hole. My advice? Stretch for a 60-month loan at most, or better yet, save for a bigger down payment. That lower monthly payment on a 72-month loan is a mirage; the real cost is much higher and lasts for an uncomfortably long time.

[McPaige]

As a recent car buyer who crunched the numbers, the 72-month option was tempting. The dealership pushed it hard because it made the car I wanted seem "affordable" on my monthly budget. What I learned from talking to a financial advisor was eye-opening. She showed me that with the interest rate they offered, I'd be paying over $6,000 just in interest over six years. More importantly, she drew a simple depreciation curve next to my loan balance. They didn't cross until year five. That meant for most of the loan, I'd have no flexibility. If my job situation changed or I had an accident, I'd be in a tough spot. I ended up choosing a certified pre-owned model with a shorter 48-month loan. My payment is a bit higher, but I'll own it free and clear much sooner and paid thousands less in finance charges.

[DelRobert]

Look at it as a risk assessment, not just a payment calculation. A 72-month auto loan is high-risk for three concrete reasons. First, depreciation risk: Your asset’s value plummets faster than your loan balance shrinks, creating negative equity. Second, opportunity cost: The extra interest you pay is money not invested elsewhere. Third, durability risk: In year five or six, a major transmission or engine repair could cost $3,000-$7,000—and you’ll still have a car payment. Banks and dealers love these loans because they are more profitable and keep you locked in. Your goal should be to minimize the term to match the steepest part of the depreciation curve, typically the first three years. If the payment on a 60-month term is too high, the vehicle is simply outside your budget.

[Willis]

I took a 72-month loan on my truck, but I went in with a strict plan. I secured a 0.9% promotional financing rate from the manufacturer and put down 25%. My intention was always to drive this vehicle for a decade or more. I also immediately purchased GAP insurance through my insurer for a minimal fee. Six years later, I’ve paid it off. The low interest rate made the total cost reasonable, and keeping it long-term avoided the negative equity trap. However, this path requires extreme discipline. You must commit to meticulous maintenance and resist the urge to upgrade. For most people, especially with used cars or average interest rates, the six-year loan is a burden. It only worked for me because of a perfect storm of a huge down payment, a near-zero interest rate, and a long-term ownership plan. Without all three, I wouldn’t recommend it.