Investment Calculator

Updated 7 October 2024
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​Our Investment Calculator Makes The Numbers Clear
Our calculator shows you how much you could earn over any period of time. Select your initial investment, monthly contribution and expected rate of return (2%, 5% or 8%) to get an estimate of your investment's potential profit and total nest egg value.

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Your free investment calculator, thanks to InvestNow. 

• Our investment calculator is sponsored by our friends at InvestNow, our 2020 award winner for the best overall investing platform.
• If you're looking to invest for the long-term, this calculator is your starting tool.
• InvestNow is free to join - find out more.

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Your investment

A single payment of

▲ ▼

X Initial Investment This is the amount you wish to invest as an initial lump sum.

and/or

A monthly amount of

▲ ▼

X Monthly amount The amount you wish to invest each month.

How long until you need it?

3 Years4 Years5 Years6 Years7 Years8 Years9 Years10 Years11 Years12 Years13 Years14 Years15 Years16 Years17 Years18 Years19 Years20 Years21 Years23 Years24 Years25 Years26 Years27 Years28 Years29 Years30 Years31 Years32 Years33 Years34 Years35 Years 0 Months1 Months2 Months3 Months4 Months5 Months6 Months7 Months8 Months9 Months10 Months11 Months

X How long do you want to invest for? This is the time frame you plan to invest for.

Rate of return

Low 2.0%Medium 5.0%High 8.0% ▲ ▼

X Rate of return This is the annual growth rate, after tax, that you expect to earn on your investment. If you investment for over five years or more, the 'mid rate' of 5% growth is considered average .

Calculate

The total amount you have contributed

$

Potential return

$

Planning a Comfortable Retirement?

The cost of retirement, like the costs of living, are increasing all over New Zealand every year. Our retirement calculator lets you estimate what you may need.

What’s NEXT?

What would you like to do next?

Calculate the cost of retirement

Important - this calculator is illustrative only and does not guarantee potential returns. Your actual return will depend on the investments you select and their performance over the period you invest.

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• Interest Calculator
• Compounding Interest Calculator