Compound Interest Calculator
Small differences in savings or CD rates may seem trivial. But, earning more in your savings and CD accounts can lead to much larger account balances over time when you examine the difference in compound interest over time. Use our calculator on the right below to see how much larger your accounts can be by moving to higher earning savings and CD rates.
Use or Change These Amounts and Rates
The product Savings with 5.750% interest rate and a tax rate of 30 compounded annually, with an initial amount of $20,000, after 10 years would have grown your savings to approximately $34,981. The interest earned would be $14,981 and the tax amount on the interest earned would be approximately $4,494.
Please note that this analysis assumes a constant interest rate and doesn't take into account any fees associated with the savings account.
The Results
Savings Boost of
$10,174 over 10 years
$10,174 over 10 years
Cash Savings
$20,000
Average Interest Earned
$312
Best Interest Earned
$10,487
See comparison detail table
This analysis is for demonstrative purposes only and may change should certain assumptions prove incorrect. Savings rates may change and CD rates may not be renewable for the length of the term of the analysis. The difference between the bank rate entered and the average rate may not remain constant throughout the term.
Comparison Detail Table Close X
Scenario 1
| Rate: 0.22% |
Annual Interest |
Annual Interest (After Tax) |
|
|---|---|---|---|
| 1 | 20,000 | 44 | 31 |
| 2 | 20,044 | 44 | 31 |
| 3 | 20,088 | 44 | 31 |
| 4 | 20,133 | 44 | 31 |
| 5 | 20,177 | 45 | 31 |
| 6 | 20,222 | 45 | 31 |
| 7 | 20,267 | 45 | 31 |
| 8 | 20,311 | 45 | 31 |
| 9 | 20,356 | 45 | 31 |
| 10 | 20,401 | 45 | 32 |
| TOTAL: | $446 | $312 |
Scenario 2
| Rate: 5.75% |
Annual Interest |
Annual Interest (After Tax) |
|
|---|---|---|---|
| 1 | 20,000 | 1,150 | 805 |
| 2 | 21,150 | 1,216 | 851 |
| 3 | 22,366 | 1,286 | 900 |
| 4 | 23,652 | 1,360 | 952 |
| 5 | 25,012 | 1,438 | 1,007 |
| 6 | 26,450 | 1,521 | 1,065 |
| 7 | 27,971 | 1,608 | 1,126 |
| 8 | 29,580 | 1,701 | 1,191 |
| 9 | 31,280 | 1,799 | 1,259 |
| 10 | 33,079 | 1,902 | 1,331 |
| TOTAL: | $14,981 | $10,487 |
Take Action
The accounts below offer some of the best rates in the country can be opened online, and are available nationally. As the calculator shows, changing accounts to earn a higher interest rate can really add up over time.
Featured CD Rates
Advertiser Disclosure| ONLINE BANKS | APY? | MIN? | ||
|---|---|---|---|---|
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5.35% | $5,000 |
Learn More on the North American Savings Bank website |
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13-Month Online CD - Save for the things you want later. Easy online application. 12-Month |
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5.35% | $5,000 |
Learn More on the North American Savings Bank website |
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Save for the things you want later. Easy online application. 13-Month |
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5.25% | $5,000 |
Learn More on the North American Savings Bank website |
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7-Month CD Special - Save for the things you want later. Easy online application. 6-Month |
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5.25% | $5,000 |
Learn More on the North American Savings Bank, F.S.B. website |
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Save for the things you want later. Easy online application. 7-Month |
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6.00% |
$5,000 |
Learn More | |
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5 Month CD Special. Must be linked to a standard consumer or business checking account in which 12.6% of the total combined balance is maintained. Otherwise APY is 5.25%. |
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