Return on Investment Calculator
Calculates investment ROI percentage from initial investment, final value, and time held.

What Return on Investment Calculator does
The Return on Investment Calculator on Bankrate helps users determine the percentage gain or loss on an investment by entering the initial amount invested, the final value received, and the time held. It outputs a clear ROI percentage that shows how successful an investment has been relative to its starting cost, allowing users to assess historical performance or compare different assets and strategies. The tool is designed for investors evaluating portfolio performance or individuals planning retirement and managing savings. Bankrate’s version is embedded within a broader suite of financial calculators, offering a streamlined interface focused on core ROI inputs without the complexity of tax or fee adjustments found in some competitors. It presents the result as a straightforward percentage, making it easy to compare the efficiency of different investments side-by-side.
How to use the Bankrate Calculators Return on Investment Calculator
- 1
Enter the initial amount invested in the designated field
- 2
Input the final value received upon sale or closure
- 3
Specify the length of time the money was held
- 4
View the calculated ROI percentage showing capital change over the period
- 5
Compare the result against other investments or benchmarks
Best for
Investors and savers who need a quick, percentage-based snapshot of how well an investment has performed over a specific holding period.
Limitations
- No adjustment for inflation or taxes on returns
- Assumes a simple percentage change without accounting for periodic contributions or withdrawals
- Results are based on user-entered data and are not a guarantee of future performance
Return on Investment Calculator FAQ
- How is the ROI percentage calculated?
- The calculator divides the net profit (final value minus initial investment) by the initial investment amount and multiplies by 100 to express the result as a percentage over the specified time period.
- Can I use this calculator for regular investments like monthly contributions?
- No, this tool is designed for a single lump-sum investment; it does not factor in periodic contributions or withdrawals during the holding period.
- Does the calculator account for inflation?
- No, the ROI percentage shown is a nominal return based on the raw dollar amounts entered; it does not adjust for changes in purchasing power over time.
- What time units are accepted for the holding period?
- The tool accepts the length of time the money was held, but the material does not specify whether it requires years, months, or days; users should input the period consistent with their investment timeline.
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