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Calcimator

Car Replacement Fund Calculator

Build a sinking fund for your next car. Calculate monthly contributions needed based on target price, trade-in value, and timeline.

Inputs

$
$
$
%

Results

Net Cost (After Trade-In)

$27,000.00

≈ 14 gaming PCs

Monthly Contribution Needed$370.41
Total Contributed$22,224.78
Interest Earned$2,775.22
How to Use This Calculator
  1. Enter the target price of the car you plan to replace with.
  2. Enter the estimated trade-in value of your current vehicle at replacement time.
  3. Set the number of years until you plan to replace your car.
  4. Enter your current sinking fund balance for the car.
  5. Set the expected return on your savings account (HYSA or CD rate).
  6. Review the net cost after trade-in, monthly contribution needed, and interest earned.

How the result changes with Target Car Price

Target Car PriceNet Cost (After Trade-In)
$20,000.00$12,000.00
$70,000.00$62,000.00
$130,000.00$122,000.00
$180,000.00$172,000.00

What each input means

Target Car Price
Expected price of the car you plan to buy.
Current Car Trade-In Value
Estimated trade-in or resale value of your current vehicle at replacement time.
Years Until Replacement
How many years until you plan to replace your current car.
Current Fund Balance
Amount you have already saved toward the next car.
Expected Return
Annual return on your sinking fund savings (e.g. HYSA or CD rate).

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Target Car Price = 35000, Current Car Trade-In Value = 8000, Years Until Replacement = 5, Current Fund Balance = 2000 = 5 input(s) provided
  2. Calculate Net Cost
    Net Cost
    27000 = $27,000
  3. Calculate Monthly Contribution Needed
    Monthly Contribution Needed
    370.41 = $370.41
  4. Calculate Total Contributed
    Total Contributed
    22224.78 = $22,224.78

Engine last updated . Checked against 1 independently-derived test — how we verify calculators.

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