Adjustable-Rate vs. Fixed-Rate Mortgages: Which One Is Right for You?

Choosing between a fixed-rate or adjustable-rate mortgage (ARM)? Learn the pros, cons, and when each option makes sense.

Mortgage & Finance

Understanding Mortgage Types

When applying for a mortgage, you’ll choose between a fixed-rate mortgage or an adjustable-rate mortgage (ARM). Your decision impacts monthly payments, interest rates, and long-term costs.

What Is a Fixed-Rate Mortgage?

A fixed-rate mortgage has the same interest rate for the entire loan term. This means monthly payments remain stable, making it easier to budget.

  • πŸ“Œ Common loan terms: 15, 20, or 30 years.
  • πŸ“Œ Best for buyers who want stability and plan to stay long-term.

What Is an Adjustable-Rate Mortgage (ARM)?

An adjustable-rate mortgage (ARM) has an interest rate that changes over time. It starts with a low introductory rate, then adjusts based on market conditions.

  • πŸ“Œ Common types: 5/1 ARM, 7/1 ARM, 10/1 ARM (fixed rate for 5, 7, or 10 years, then adjusts annually).
  • πŸ“Œ Best for buyers who plan to sell or refinance before rates increase.

Fixed-Rate vs. ARM: Pros and Cons

Loan TypeProsCons
Fixed-Rate Mortgageβœ” Predictable monthly payments
βœ” No risk of rate increases
βœ” Easier budgeting
❌ Higher starting interest rate
❌ Less flexibility if rates drop
Adjustable-Rate Mortgage (ARM)βœ” Lower initial interest rate
βœ” Lower monthly payments at first
βœ” Good for short-term homeownership
❌ Rate increases over time
❌ Monthly payments may rise
❌ Harder to predict long-term costs

Real-World Example: 30-Year Fixed vs. 5/1 ARM

Let’s compare a $300,000 loan under both mortgage types:

Loan TypeInitial RateMonthly PaymentRate After 5 Years
30-Year Fixed6.5%$1,8966.5% (fixed)
5/1 ARM5.0%$1,610Adjusts based on market

How to Decide: Fixed-Rate vs. ARM

Ask yourself these key questions:

  • πŸ“… How long will I stay in the home? (Short-term buyers may benefit from an ARM.)
  • πŸ“ˆ Do I expect interest rates to rise? (Fixed rates protect against increases.)
  • πŸ’° Can I afford rate adjustments? (ARMs may increase payments over time.)

β€œFixed-rate mortgages offer stability, while ARMs provide short-term savings. Choose based on your financial goals.”

β€” Sarah Thompson, Mortgage Expert

Frequently Asked Questions

Which mortgage type is best for first-time homebuyers?

Fixed-rate mortgages are more predictable and safer for first-time buyers.

Can I refinance an ARM into a fixed-rate mortgage?

Yes! Many buyers start with an ARM and refinance before rates adjust.

How often do ARM rates change?

After the fixed period (e.g., 5 years on a 5/1 ARM), rates adjust annually.

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