Calculator Inputs
Results
| Roth IRA | Taxable account |
|---|
Click "Calculate" to see your results.
Annual Schedule
| Age | Principal | Roth IRA | Taxable account | |||
|---|---|---|---|---|---|---|
| Start | End | Start | End | Start | End | |
Click "Calculate" to see the annual schedule.
Compare your Roth IRA vs. Taxable Account savings potential
| Roth IRA | Taxable account |
|---|
Click "Calculate" to see your results.
| Age | Principal | Roth IRA | Taxable account | |||
|---|---|---|---|---|---|---|
| Start | End | Start | End | Start | End | |
Click "Calculate" to see the annual schedule.
The Roth IRA Calculator is a smart financial tool designed to help individuals estimate their retirement savings potential under a Roth IRA compared to a regular taxable investment account. By inputting values such as current savings, annual contributions, expected rate of return, age, and tax rate, users can visually compare how their money may grow over time in a tax-advantaged account versus a non-tax-advantaged one.
It also provides a year-by-year growth schedule, helping you visualize how contributions and interest compound across the years up to retirement.
Real-Time Calculation: Get instant results with every update.
Growth Breakdown: View total principal, interest earned, taxes paid, and net balance.
Annual Growth Schedule: Track year-by-year account balances and contribution history.
Export Results: Option to copy results or download them for future planning.
Maximize Contributions Option: Toggle between fixed annual contributions or IRS-maximized limits.
Tax Consideration: Calculates tax drag on a taxable account, helping you understand the true cost of taxes on investment growth.
Tax-Savvy Planning: Clearly illustrates the tax advantage of Roth IRA over taxable accounts.
Helps Optimize Savings Strategy: By tweaking contributions, returns, and age inputs, you can build a strategy tailored to your future goals.
Accurate Growth Forecast: Uses compound interest to project balances up to retirement age.
Customizable Inputs: Adjust every major input to match your personal or client’s financial situation.
Visual Clarity: Provides clean data output — ideal for presentations, financial discussions, or retirement consultations.
Retirement planning for individuals of all ages
Financial education tools for schools or finance blogs
Integrations in accounting, tax, or financial planning platforms
Comparison tools for investment advisors and wealth managers
Personal finance apps or retirement savings dashboards
Saving for retirement isn’t just about putting money aside—it’s about making informed financial decisions that maximize returns and minimize taxes. Roth IRAs grow tax-free, and this tool helps quantify how much of an advantage that provides over time.
It’s crucial for:
Young investors who can benefit most from compounding growth
Mid-career professionals looking to shift investment strategies
High-income earners optimizing long-term tax-free wealth
Freelancers/self-employed lacking employer-sponsored plans
Planning for retirement is more crucial than ever, especially with the shift from employer-sponsored pensions to self-managed retirement accounts. A Roth IRA offers tax-free growth and tax-free withdrawals in retirement, making it one of the most powerful tools available for young professionals, gig workers, freelancers, and anyone saving for the long haul.
This calculator highlights:
The cost of taxation on long-term investments.
The benefit of compound interest over time.
The power of consistent contributions in wealth building.
Current balance: $20,000
Annual contribution: $7,000
Expected return: 6%
Current age: 30
Retirement age: 65
Marginal tax rate: 25%
Maximize contributions: ✅ Yes
| Metric | Roth IRA | Taxable Account |
|---|---|---|
| Final Balance | $1,005,240 | $711,214 |
| Total Principal | $280,000 | $280,000 |
| Total Interest | $725,240 | $574,952 |
| Tax Paid | $0 | $143,738 |
| Net Advantage | +$294,026 | — |
This shows that by using a Roth IRA, the investor could potentially accumulate $294,026 more than using a taxable investment account, assuming the same contributions and rate of return.
It's a tool that estimates how much your Roth IRA could grow by retirement based on your inputs like age, contributions, and return rate.
Yes, it provides a close estimate based on compound interest formulas, but actual results may vary due to market fluctuations and tax law changes.
Yes, the calculator allows you to export your results as a CSV file.
The calculator compares your estimated retirement balance under a Roth IRA versus a taxable investment account using compound interest and tax assumptions.
Roth IRAs grow tax-free and allow tax-free withdrawals, while taxable accounts incur annual taxes on earnings.
It’s the amount you already have saved in your Roth IRA or taxable account.
As of 2025, the limit is $7,000 if you're under 50 and $8,000 if you're 50 or older (catch-up contributions apply).
The calculator will simulate future contributions at the IRS limit and include catch-up contributions starting at age 50.
Because Roth IRA withdrawals in retirement are tax-free if IRS rules are followed.
Not always—it depends on your income, tax bracket now vs. retirement, and withdrawal strategy.
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