Compound Interest Calculator
CD 3-month Account from Comerica Bank with 4.15% APY and $2,500 minimum deposit



Use or Change These Amounts and Rates

The product CD 3-month Account from Comerica Bank with 4.15% APY and $2,500 minimum deposit 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 $30,035. The interest earned would be $10,035 and the tax amount on the interest earned would be approximately $3,010.

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 for Comerica Bank

Savings Boost of
$6,712 over 10 years
Cash Savings $20,000
Average Interest Earned $312

 
Comerica Bank Interest Earned $7,024

 

 

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

Average Rate Scenario

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

Comerica Bank Scenario

Rate:
4.15%
Annual
Interest
Annual Interest
(After Tax)
1 20,000 830 581
2 20,830 864 605
3 21,694 900 630
4 22,595 938 656
5 23,532 977 684
6 24,509 1,017 712
7 25,526 1,059 742
8 26,586 1,103 772
9 27,689 1,149 804
10 28,838 1,197 838
TOTAL: $10,035 $7,024

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.


Recent Rate Changes



Date APY
October 28, 2025 4.15%


Featured CD Rates

ONLINE BANKS APY? MIN?

Last change: ↑2.35% on September 16.

Last change: ↑1.66% on April 4.

Last change: ↑0.66% on February 4.
No Penalty CD.

Last change: ↓0.15% on September 23.

Last change: ↓0.16% on September 18.
3 Month CD.



Customer Reviews for Comerica Bank


  • October 18, 2016

    IF the Cd's our that high then way i'm i the last to find out what The apys are.


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