These investment accounts offer tax-free income when you retire. Of course, any return you get in a Roth IRA depends on the investments you make in it, but historically these accounts have achieved, on average, a return of between 7 and 10%. Historically, IRAs have achieved an average annual return of 7 to 10%. Your profits increase when you invest your IRA contributions and investment earnings in opportunities to generate interest and dividends, such as stocks, mutual funds, bonds, exchange-traded funds and certificates of deposit.
IRAs grow through capitalization, which helps your money grow regardless of whether you contribute or not. Simply put, Roth IRAs don't pay an interest rate. A Roth IRA is similar to a shopping cart, basically it's an empty basket until you fill it up. But with a Roth, you fill that basket with investments, not Cheerios.
The idea that a Roth IRA is just an instrument for your investments doesn't mean that all Roth IRAs are created the same way. While long-term savings in a Roth IRA may result in better after-tax returns, a traditional IRA can be an excellent alternative if you qualify for a tax deduction.