Car Depreciation Calculator

What the car depreciation calculator does

A car starts losing value the moment you drive it away, and this tool puts a number on that. You enter what the car is worth now and how many years you plan to own it, and it estimates what the car will be worth at the end of that time, how much value it will have lost, and the share of its value gone. It is the quiet cost of owning a car, the one that does not show up as a monthly bill but is usually the biggest expense of all.

Knowing roughly how a car's value will fall helps with the decisions around it: when to sell, whether to buy new or slightly used, and how a loan lines up against what the car is actually worth.

How to use it

1. Initial Car Value. What the car is worth today, or its purchase price.
2. Years of Ownership. How long you plan to keep it, from one to ten years.

Press Calculate to see the projected value and the loss, or Reset to clear it. Try a few different years to see how the value falls along the way.

How it estimates the value

The tool uses a depreciation curve built from the typical way cars lose value over time. For the number of years you enter, it works out the share of the original value the car is likely to have kept, and applies that to your figure to give the value remaining. The difference between what you started with and what is left is the total depreciation. Because it follows a curve rather than a flat percentage, it reflects the real shape of how cars lose value: fast at first, then more gently as the years go on.

Why the first year hurts the most

The steepest drop comes early. A new car typically loses around a fifth of its value in the very first year, and roughly 60 percent of it across the first five years. The reason is partly that a brand-new car becomes a used car the instant it is registered, and partly that the newest models always set the price, so last year's car is judged against them. After those early years the fall slows down, which is why an older car loses a smaller share each year than a new one does. This early steepness is the single most useful thing to understand about car value, and the calculator's curve shows it clearly.

An example with real numbers

Say the car is worth 30,000 today.

• After 1 year, it is worth roughly 24,000, so it has lost about 6,000
• After 3 years, it is worth roughly 17,600, a loss of about 12,400
• After 5 years, it is worth roughly 11,900, meaning about 18,100 of value is gone

So in five years a 30,000 car sheds something like 18,000 in value, more than half. That is real money, even though no one ever hands it over in a single payment, and it is exactly why depreciation deserves a place in the decision rather than just the sticker price.

Why depreciation is worth watching

This number touches several decisions. It is usually the largest cost of owning a car, ahead of fuel or maintenance, so the car you choose matters as much for how it holds value as for its price. It tells you when selling makes sense, since the curve flattens after the early years. It is the reason buying a car that is a couple of years old can save a great deal, because someone else has already absorbed the steepest first-year drop. And if you have a loan, depreciation is what can leave you owing more than the car is worth in the early years, so a bigger down payment and a shorter loan help keep what you owe below the car's value.

Why your car may differ

One honest point to keep the figure in proportion. This is a general model, and real depreciation varies a lot from one car to the next. Make and model matter, since some brands hold value far better than others. So do mileage, condition, service history, number of owners, and plain demand for that model. Two cars bought for the same price can be worth very different amounts five years on. So treat the result as a sensible estimate of the typical pattern, useful for planning, and when you want an actual value for a specific car, check a current valuation guide that prices your exact make, model, year, and mileage.

Questions people ask

How much does a car depreciate?

A new car typically loses about 20 percent of its value in the first year and around 60 percent over five years, then more slowly after that. The exact figure depends heavily on the make, model, mileage, and condition.

Why is the first year the worst for value?

A new car becomes a used one the moment it is registered, and the newest models set the market price, so a one-year-old car is judged against them. That is why the steepest drop happens early.

Can I slow down depreciation?

To a degree. Keeping mileage reasonable, maintaining the car well, keeping service records, and choosing a model known to hold value all help it depreciate more slowly than average.

How does depreciation affect my car loan?

Because value falls fastest early on, you can owe more than the car is worth in the first couple of years. A larger down payment and a shorter loan help keep what you owe below the car's value.

References

1. U.S. Bureau of Labor Statistics, Monthly Labor Review, A consumption measure for automobiles (estimated vehicle depreciation rates by age). https://www.bls.gov/opub/mlr/2024/article/a-consumption-measure-for-automobiles.htm
2. Kelley Blue Book, Car Depreciation (typical first-year and five-year value loss, and factors that affect it). https://www.kbb.com/car-depreciation/