Interest rate vs APR explained
If you’re shopping for a mortgage in Connecticut, you’ve probably noticed two numbers on every loan estimate: the interest rate and the APR. They look similar, but they’re not the same thing. Understanding the difference can save you thousands of dollars over the life of your loan.
Let’s break it down clearly and simply.
What is an interest rate?
Your interest rate is the percentage a lender charges you each year to borrow money.
Interest Rate:
- Determines your monthly principal and interest payment
- Is based on factors like credit score, loan type, and market conditions
- Does not include lender fees or closing costs
Example
If you borrow $300,000 at a 6.5% interest rate, that 6.5% is what’s applied to your loan balance to calculate your monthly payment.
What is APR?
APR stands for Annual Percentage Rate.
APR includes:
- Your interest rate
- Certain lender fees
- Discount points
- Some closing costs
Because it includes more than just interest, APR is usually higher than the interest rate. APR gives you a more complete picture of the true cost of borrowing.
Why lenders must show APR
Lenders are required under the Truth in Lending Act (FTC.gov) to disclose APR so borrowers can compare loans more transparently. Without APR, it would be easy for lenders to advertise a low interest rate while charging high fees. APR also helps create a more level comparison between loan offers.
APR vs Interest Rate
| Feature | Interest rate | APR |
| Determines monthly payment? | Yes | No (indirectly) |
| Includes lender fees? | No | Yes |
| Usually higher? | No | Yes |
| Best for comparing loan offers? | No | Yes |
Why APR matters when comparing loans
Imagine two lenders offer:
Loan A: 6.25% interest rate with high fees
Loan B: 6.50% interest rate with low fees
Loan A might sound better at first. But if its fees are significantly higher, its APR could actually be higher than Loan B. That means Loan B may cost less over time, even with a higher rate and APR helps you see that difference more clearly.
When the interest rate matters more
APR is helpful for comparisons, but the interest rate matters more if:
- You plan to refinance soon
- You plan to sell in a few years
- You want the lowest possible monthly payment
Since APR spreads fees over the full loan term, often 30 years, it assumes you’ll keep the loan that long. Many homeowners do not.
How the Federal Reserve affects both
The Federal Reserve does not set mortgage rates directly, but its policy decisions influence overall interest rate trends. When borrowing costs rise or fall across the economy, mortgage interest rates and APRs typically move as well.
Key takeaway
The key difference is that interest rate equals the cost of borrowing the money while APR equals the total cost of the loan including fees. If you’re comparing loans in Connecticut, always look at both numbers and ask for a detailed loan estimate so you understand exactly what’s included. A slightly higher interest rate with lower fees may save you more in the long run.
If you want to learn more or are ready to start the homebuying process, reach out to one of our knowledgeable loan officers or start the pre-approval process today!




