Investment
ROI calculator
Calculate return on investment from cost and final value.
How to use this calculator
Enter Investment cost and Final value. Calculate return on investment from cost and final value. The answer updates when you change an input.
Understanding the result
ROI compares the net gain or loss with the original investment cost.
Common questions
What assumptions does this result use?
Timing, cash flows, fees, taxes and risk are not incorporated.
Are intermediate values rounded?
No. The calculation retains JavaScript number precision internally and formats only the displayed result unless the stated method requires a discrete whole value.