Capital
“I got a good deal, only $450 a month” is not a number. $450 a month for 72 months is $32,400. Let’s actually do the math instead of talking about the payment like it’s the price.
The real total cost of a financed new car (illustrative)
| Item | Amount |
|---|---|
| Vehicle price | $34,000 |
| Interest over a 72-month loan at 6.39% APR | ~$6,610 |
| Down payment | $2,000 |
| Total paid | ~$40,600 |
Illustrative, using 6.39% APR — the average new-vehicle rate across all buyers in Experian’s Q1 2026 auto finance report. Credit tier moves this more than anything else: the same loan runs about $4,630 in interest at super prime and about $10,300 at near prime. The calculator below runs your own numbers.
New cars also lose a meaningful chunk of value in the first year alone — commonly cited as roughly 20%, treat as a general rule of thumb, not a guarantee — which means you’re financing an asset dropping in value faster than you’re paying down the loan for at least the first year or two.
The real total cost of a cash-bought used car (illustrative)
| Item | Amount |
|---|---|
| Vehicle price (3–4 years old, low miles) | $16,000 |
| Financing cost | $0 |
| Total paid | $16,000 |
Run it on your own numbers
2026 average APRs by credit tier. Your tier moves this more than any other input.
| Credit tier | APR | Monthly | Total interest |
|---|
Average new-vehicle APRs by tier, Experian State of the Automotive Finance Market, Q1 2026.
Interest only — excludes tax, title, registration, insurance and maintenance, which differ between the two cars. Illustrative, not financial advice.
What you’re actually trading for the newer car
The newer car buys you warranty coverage, the latest safety features, no immediate maintenance risk, and yes, the feeling of a new car. The used cash car buys you no payment, no interest paid to a lender, and a much smaller total number leaving your net worth. Neither answer is universally right — but only one of them is usually being compared honestly, and it’s not the one sold with “only $450 a month.”
Do the math for your own numbers before deciding
Take your actual quote — real price, real rate, real term — and calculate total cost paid over the life of the loan, not just the monthly payment. Compare that total number, not the monthly number, against a cash alternative. The monthly payment is designed to make any price feel affordable. The total cost is the number that’s actually true.
Run Your Life on Your Own Terms
The Keep — coffee, liberty, and capital, one email a week. No fluff, no spin.
Devon Marsh
Covers Capital with one rule: no vague claims. If it’s not a real number, it doesn’t make the piece. Direct, high-energy, allergic to hand-waving.
More like this: The Capital Guide indexes everything we have published in this pillar.