Compound Interest Calculator
CD 4-year Account from Comerica Bank with 0.25% APY and $1 minimum deposit

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The product CD 4-year Account from Comerica Bank with 0.25% APY and $1 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 $20,506. The interest earned would be $506 and the tax amount on the interest earned would be approximately $152.

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
$-836 over 10 years

Cash Savings $20,000

Average Interest Earned $1,190

Comerica Bank Interest Earned $354

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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: 0.82%	Annual Interest	Annual Interest (After Tax)
1	20,000	164	115
2	20,164	165	116
3	20,329	166	117
4	20,495	168	118
5	20,663	169	118
6	20,833	171	119
7	21,003	172	120
8	21,175	173	121
9	21,349	175	122
10	21,523	176	123
	TOTAL:	$1,700	$1,190

Comerica Bank Scenario

	Rate: 0.25%	Annual Interest	Annual Interest (After Tax)
1	20,000	50	35
2	20,050	50	35
3	20,100	50	35
4	20,150	50	35
5	20,201	51	35
6	20,251	51	35
7	20,302	51	36
8	20,353	51	36
9	20,404	51	36
10	20,455	51	36
	TOTAL:	$506	$354

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	0.25%

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Customer Reviews for Comerica Bank

Cory,Baldwin

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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Compound Interest Calculator CD 4-year Account from Comerica Bank with 0.25% APY and $1 minimum deposit