Cost of Saving

Worked examples / Buying something

Is this purchase worth it?

A $900 road bike kept five years and sold for $300, ridden twice a week.

Worth it

The road bike costs you $10.00 a month. You said having it is worth $20.00.

It costs you$600$900 less $300 back
It is worth to you$1,2005 years x $20.00 a month
Put in your own numbers

This is a worked example with illustrative figures, not data about any real person or company. Change any of them in the calculator and the answer changes with them.

How this answer was worked out

Net cost$900 - $300 = $600
Cost per month$600 / (5 x 12) = $10.00
Cost per use$600 / (2 x 52 x 5) = $1.15
Worth in all$20.00 x 12 x 5 = $1,200
Net$600
Years to pay for itself2.5
Gone on day one$900 - $200 = $700

Every formula is written out on the formulas page.

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