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Why do banks advertise APY instead of APR for savings?

โ€ขFinancial Toolset Teamโ€ข5 min read

Banks are required by law to advertise APY for deposit accounts because it shows the actual return you'll receive, including the effect of compounding. This allows consumers to make fair comparison...

Why do banks advertise APY instead of APR for savings?

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Why Do Banks Advertise APY Instead of APR for Savings?

When it comes to savings accounts, banks often highlight the Annual Percentage Yield (APY) rather than the Annual Percentage Rate (APR). This focus isn't just a marketing ployโ€”it's a regulatory requirement and a more accurate reflection of potential earnings. Understanding the distinction between these two financial metrics can help you make smarter decisions about where to park your money.

Understanding APY vs. APR

The key difference between APY and APR lies in their application. APY is used for deposit accounts where you earn interest, while APR is used for loans and credit products where you pay interest. Here's why banks choose to advertise APY for savings accounts:

The Power of Compounding

APY includes the effects of compounding, which is the practice of earning interest on both your initial deposit and the interest that accumulates over time. This is what makes APY a more comprehensive measure of your potential earnings. For example, if you deposit $10,000 at a 3.75% APY, you'll earn $375 over a year. If the APY were 4.25%, your earnings would increase to $425. This compounding effect makes APY inherently more attractive than a simple interest rate.

Psychological Appeal

From a marketing perspective, APY is a more favorable number to display. Higher APY numbers suggest more lucrative returns, enticing savers looking for the best deal. If banks were to advertise the base interest rate instead, which doesn't include compounding, the numbers would appear less competitive and less appealing.

Regulatory Requirements

Regulations require banks to disclose APY on savings products to ensure transparency and help consumers make informed comparisons. This requirement aligns with banks' interests because APY presents a more generous picture of potential earnings, thus attracting more customers.

Real-World Examples

Let's break it down with a practical scenario. Suppose you have two savings account options:

AccountInterest RateAPYEarnings on $10,000
Bank A3.75%3.75%$375
Bank B4.25%4.31%$431

In this example, Bank B offers a slightly higher interest rate, but the compounding effect increases the APY to 4.31%, resulting in greater earnings. This demonstrates why APY is the preferred metricโ€”it's a better reflection of what your money can actually earn.

Common Mistakes and Considerations

While APY provides a fuller picture of potential returns, it's important to remember that:

  • APY Can Be Variable: Unless you're dealing with fixed-rate products like certain certificates of deposit (CDs), APY rates can change over time. Always check whether the APY is fixed or variable before committing.

  • Fees and Charges: APY doesn't account for fees that might reduce your actual earnings. Always read the fine print and understand any maintenance or transaction fees.

  • Introductory Rates: Some banks offer high introductory APYs that drop after a certain period. Make sure to understand the terms and conditions to avoid surprises.

Bottom Line

APY is the preferred metric for advertising savings accounts because it accounts for compounding, providing a more accurate and attractive indication of potential earnings. While APY is a crucial figure to consider, it's not the only factor. Be sure to review the full terms of any savings account, including potential fees and whether the APY is fixed or variable. By focusing on the complete picture, you'll be better positioned to choose the savings account that best meets your financial goals.

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Banks are required by law to advertise APY for deposit accounts because it shows the actual return you'll receive, including the effect of compounding. This allows consumers to make fair comparison...