Mortgage Daily

Published On: February 5, 2023

The interest rate of an adjustable-rate mortgage, or ARM for short, can fluctuate over time in response to market conditions. An ARM’s interest rate changes, often once a year, unlike a fixed-rate mortgage, where it stays the same throughout the loan’s duration.

Compared to a fixed-rate mortgage, an ARM’s terms are more flexible, and its starting interest rate is frequently cheaper. In the short run, this may lead to a cheaper monthly mortgage payment, making homeownership more feasible for some purchasers. The downside of an ARM is that its interest rate may rise over time, which might mean a future increase in the amount owed each month for a mortgage.

Advantages of an Adjustable-Rate Mortgage (ARM)

An ARM often offers a lower beginning interest rate than a fixed-rate mortgage, which is one of its key advantages. In the short run, this may lead to a cheaper monthly mortgage payment, making homeownership more accessible to some purchasers.

A further benefit of an ARM is that it enables you to benefit from future low-interest rates should they become available. The interest rate on an ARM may reduce if market interest rates decline, lowering the monthly mortgage payment. This can be a considerable advantage for homeowners who only want to live there temporarily.

Disadvantages of an Adjustable-Rate Mortgage (ARM)

One of its key drawbacks is the possibility of an ARM’s interest rate rising over time, leading to a greater monthly mortgage payment. Homeowners may find it more challenging to set aside money for their monthly bills, particularly if the interest rate rises dramatically.

Another drawback is an ARM’s potential for being harder to comprehend than a fixed-rate mortgage. An ARM’s terms are more complicated, and a number of variables, including the margin, the index rate, and the adjustment period’s duration, can impact the interest rate.

An ARM may also have limits, which restrict the amount by which the interest rate may rise annually and during the loan’s term. If interest rates drastically increase, these limitations would not offer adequate protection, and the monthly mortgage payment might still become prohibitive.

Choosing an Adjustable-Rate Mortgage (ARM)

It’s crucial to thoroughly assess your financial status and long-term objectives before selecting an ARM. An ARM can be a smart choice if you only intend to live in your house for a brief amount of time and are okay with the risk of higher monthly mortgage payments in the future.

A fixed-rate mortgage, however, can be a better option if you intend to live in your house for a long time and want stability and predictability in your monthly payments.

The terms of the ARM, such as the duration of the adjustment period, the index rate, and the margin, should also be carefully considered. It’s also critical to comprehend interest rate limitations and how they can change your mortgage payment in the future.

Finally, an adjustable-rate mortgage (ARM) is a mortgage where the interest rate can alter over time depending on market conditions. In the near term, an ARM may offer a lower starting interest rate and the potential for a lower monthly mortgage payment, but if interest rates rise in the future, it may also lead to a larger monthly mortgage payment. It’s crucial to thoroughly analyze the conditions of the loan, your financial status, and long-term objectives before selecting an ARM.

Tools for Your Next Big Decision.

Amortization Calculator

Affordability Calculator

Mortgage Calculator

Refinance Calculator

FHA Mortgage Calculator

VA Mortgage Calculator

Real Estate Calculator

Pre-Approval Resources!

Making well educated decions in a matter of minutes and stay up to date on the latest news Mortgage Daily has to offer. Read our latest articles to stay up to date on what’s going on…

Resource Center

Since 1998, Mortgage Daily has helped millions of people such as yourself navigate the complicated hurdles of the mortgage industry. See our popular topics below, search our website. With over 300,000 articles, we are guaranteed to have something for you.

Your mortgages approval starts here.

Add 1-2 sentence here. Add 1-2 sentence here. Add 1-2 sentence here. Add 1-2 sentence here. Add 1-2 sentence here.

Stay Up To Date with Today’s Latest Rates


Today’s rates starting at


5/1 ARM
$200,000 LOAN

Home Refinance

Today’s rates starting at


$200,000 LOAN

Home Equity

Today’s rates starting at


$200,000 LOAN


Today’s rates starting at


$200,000 LOAN