Fleet seasonal lease comparison calculator

Calculate seasonal flexible lease cost and purchase scenario net cost with your own figures.

Your numbers

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Use seasonal flexible lease cost and purchase scenario net cost to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Monthly required vehicles (vehicles)
2,2,4,4,2,1
Flexible one-month lease per active vehicle (USD/vehicle-month)
500
Fee per newly started vehicle lease (USD/start)
100
Purchase cost per vehicle (USD/vehicle)
10000
Owned running cost per active vehicle-month (USD)
200
Owned terminal resale per vehicle (USD)
8000
Seasonal flexible lease cost (USD)
$7,900.00
Purchase scenario net cost (USD)
$11,000.00
Lease minus purchase scenario cost (USD)
-$3,100.00
Peak simultaneous vehicle requirement
4
Active vehicle-months
15

Try another scenario

Monthly required vehicles (vehicles)
2,2,4,4,2,1
Flexible one-month lease per active vehicle (USD/vehicle-month)
600
Fee per newly started vehicle lease (USD/start)
100
Purchase cost per vehicle (USD/vehicle)
10000
Owned running cost per active vehicle-month (USD)
200
Owned terminal resale per vehicle (USD)
8000
Seasonal flexible lease cost (USD)
$9,400.00
Purchase scenario net cost (USD)
$11,000.00
Lease minus purchase scenario cost (USD)
-$1,600.00
Peak simultaneous vehicle requirement
4
Active vehicle-months
15
Calculation method

Calculation method

Seasonal flexible lease cost (USD)

sum(monthlyDemand)*leaseRate + sum positive increases in demand from initial zero * startFee. Assumes renewals with no new start fee.

Purchase scenario net cost (USD)

peakDemand*purchase + activeVehicleMonths*ownedRunning - peakDemand*terminalResale.

Lease minus purchase scenario cost (USD)

leaseCost-purchaseNet.

Peak simultaneous vehicle requirement

max(monthlyDemand).

Active vehicle-months

sum(monthlyDemand).

Symbols and units
a
Monthly required vehicles (vehicles)
b
Flexible one-month lease per active vehicle (USD/vehicle-month)
c
Fee per newly started vehicle lease (USD/start)
d
Purchase cost per vehicle (USD/vehicle)
e
Owned running cost per active vehicle-month (USD)
f
Owned terminal resale per vehicle (USD)

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Calculation steps and notation

sum(list) adds all entries in the list.

Assumptions & limits

Assumptions & limits

  • Explicit one-month cancellable lease model with no minimum term. Purchase buys peak fleet at start; inactive-month ownership costs excluded unless included in purchase input. Undiscounted, no taxes, financing, penalties, risk or recommendation. Supported limits: 1..36 monthly nonnegative integer demands; costs>=0; resale<=purchase; no mixed own/lease optimization.
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