ROI Calculator: return on investment and CAGR
Enter what you put in and what it's worth now to see your total return and your average yearly return.
Estimates for information only, using 2026/27 rates for England, Wales and Northern Ireland unless stated. Not financial or tax advice; check your own situation with HMRC or a qualified adviser.
How it works
ROI = (final value β amount invested) Γ· amount invested.
CAGR (compound annual growth rate) = (final Γ· initial)^(1 Γ· years) β 1. It's the steady yearly return that would get you the same result.
Frequently asked questions
Is ROI the same as profit?+
ROI is profit as a percentage of what you invested, so you can compare investments of different sizes.