Compound Interest Calculator
Savings Account from Capital One 360 with 4.30% APY

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 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 Results for Capital One 360

Savings Boost of
$7,032 over 10 years
Cash Savings $20,000
Average Interest Earned $297

 
Capital One 360 Interest Earned $7,329

 

 

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:
0.21%
Annual
Interest
Annual Interest
(After Tax)
1 20,000 42 29
2 20,042 42 29
3 20,084 42 30
4 20,126 42 30
5 20,169 42 30
6 20,211 42 30
7 20,253 43 30
8 20,296 43 30
9 20,338 43 30
10 20,381 43 30
TOTAL: $424 $297

Capital One 360 Scenario

Rate:
4.30%
Annual
Interest
Annual Interest
(After Tax)
1 20,000 860 602
2 20,860 897 628
3 21,757 936 655
4 22,693 976 683
5 23,668 1,018 712
6 24,686 1,061 743
7 25,748 1,107 775
8 26,855 1,155 808
9 28,009 1,204 843
10 29,214 1,256 879
TOTAL: $10,470 $7,329

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?

Earn 5.35% Annual Percentage Yield (APY) with a 6-month CD. Member FDIC.

6-Month

Start earning 5.30% APY with a high-yield CD that supports a greener economy. Easy signup. FDIC-insured.

9-Month

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%.

Last change: ↑0.46% on December 15, 2023.

Last change: ↑0.30% on January 15.