Matching Numbers Value Calculator

Value premium for matching numbers drivetrain.

Base car value ($)

Marque desirability

Original engine

Original transmission

Original rear axle

Documentation quality

Tab to move between fields

Value with current matching status

$50,000.00

≈ 5 years of state college

Matching numbers premium ($)$10,000.00

Matching numbers premium (%)25%

Value if non-matching$35,000.00

Matching vs non-matching spread$15,000.00

Est. cost to source missing components$0.00

ROI of completing matching set0%

How to Use This Calculator

Enter base car value ($) and select marque desirability category.
Indicate whether the original engine, transmission, and other drivetrain components are present.
Review value premium for matching numbers and estimated total value with premium applied.

How the result changes with Base car value ($)

Base car value ($)	Value with current matching status
$500,900.00	$626,125.00
$1,750,650.00	$2,188,313.00
$3,250,350.00	$4,062,938.00
$4,500,100.00	$5,625,125.00

Base car value ($): Current market value of the car in its present matching/non-matching state (condition 3 baseline).
Marque desirability: How much the collector market values matching numbers for this type of car. Exotic and rare cars see the highest premiums.
Original engine: The engine is the most critical matching component, worth ~55% of the total matching premium.
Original transmission: Original transmission is worth ~25% of the total matching premium.
Original rear axle: Original rear end is worth ~20% of the total matching premium.
Documentation quality: Better documentation proves authenticity and increases the premium. A matching-numbers car without docs sells for less.

Value with current matching status: Estimated value reflecting your current matching-numbers status and documentation.
Matching numbers premium ($): Dollar amount added (or not) by matching numbers components.
Matching numbers premium (%): Percentage premium over the base value.
Value if non-matching: What the car would be worth with zero matching drivetrain components.
Matching vs non-matching spread: Total dollar difference between your current value and a non-matching equivalent.
Est. cost to source missing components: Rough cost to find and acquire the correct matching-number components you're missing.
ROI of completing matching set: Return on investment if you spent money to source the missing matching components.

Identify Input Parameters
4 parameters
Base car value ($) = 40000, Marque desirability = 1, Original engine = 1, Original transmission = 1 = 6 input(s) provided
Calculate Value with current matching status
Value with current matching status = baseValue + premiumDollars
50000 = $50,000
Calculate Matching numbers premium
Matching numbers premium = baseValue * premiumPct
10000 = $10,000
Calculate Matching numbers premium
Matching numbers premium = maxPremium * matchingScore * docFactor
25 = 25%