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ARM vs Fixed Rate Comparison

Compare adjustable-rate and fixed-rate mortgages for your situation.

Loan Details
Fixed Rate
ARM Details
Fixed Rate Mortgage

Monthly Payment

$2,729

Same for 30 years

Interest Rate7.25%
Total Interest$582,334
Paid in 7 years$229,211

Predictable payments

No rate adjustment risk

5/1 ARM

Initial Payment (Years 1-5)

$2,463

Save $266/mo

After Adjustment

$2,944

+20% increase

Initial Rate6.25%
Adjusted Rate8.25%
Paid in 7 years$218,420
Recommendation for 7-Year Hold

5/1 ARM is Better

You'll save $10,791 over 7 years

$10,791

Break-even point: ARM becomes more expensive than fixed after year 12

Worst Case Scenario (ARM)

Max Rate

11.25%

Max Payment

$3,727

vs. Fixed

+$998

If rates hit the lifetime cap, your ARM payment could be $998 more than the fixed rate option.

When to Choose Each Option:

Choose Fixed If:

  • Planning to stay 7+ years
  • Want payment stability
  • Rates are historically low
  • Risk-averse borrower

Choose ARM If:

  • Selling/refinancing within 5 years
  • Need lower initial payments
  • Expect rates to drop
  • Can handle payment increases