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COMPARISON GUIDE

Fixed vs Variable Rate Mortgage

By Ziv Shay | Updated April 2026

Compare fixed vs variable rate mortgages. See real cost differences, rate scenarios, and take our quiz to pick the right mortgage type for 2026.

Side-by-Side Comparison

FeatureFixed Rate MortgageVariable Rate Mortgage (ARM)
Interest RateLocked for entire termLower initial rate, adjusts periodically
Typical Starting Rate (2026)6.5-7.0%5.5-6.0% (1-2% lower)
Monthly PaymentNever changesCan increase or decrease
Payment PredictabilityComplete certaintyUncertainty after initial period
Initial SavingsNone$100-300/mo on $400K loan
Risk LevelLowMedium to High
Best ForLong-term homeownersShort-term stays / rate drop expectations

Pros & Cons

Fixed Rate Mortgage
  • Predictable payments for budgeting
  • Protection from rate increases
  • Peace of mind in rising rate environments
  • Simple to understand
  • Higher initial rate than ARMs
  • Cannot benefit from falling rates without refinancing
  • Refinancing costs money
  • May pay more if rates drop significantly
Variable Rate Mortgage (ARM)
  • Lower initial interest rate saves money
  • Potential savings if rates stay flat or drop
  • Rate caps limit maximum increases
  • Good if you plan to sell before adjustment
  • Payment can increase significantly
  • Uncertainty makes budgeting harder
  • Risk of payment shock when rate adjusts
  • Complex terms and adjustment schedules

Cost Comparison: $400,000 Loan Over 7 Years

Fixed Rate MortgageVariable Rate Mortgage (ARM)
Starting Rate6.75%5.75% (5/1 ARM)
Monthly Payment (Year 1)$2,594$2,334
Monthly Savings (Years 1-5)Baseline$260/mo = $15,600 total
If rates rise 2% at Year 5Still $2,594$2,920 (+$586/mo)
If rates drop 1% at Year 5Still $2,594 (unless refi)$2,134 (-$200/mo)

Which Is Better for You? Take the Quiz

1. How long do you plan to stay in this home?
2. Can you handle a potential payment increase of $500+/mo?
3. Do you expect interest rates to rise or fall?
4. Is payment predictability important to you?

The Bottom Line

Choose a fixed rate mortgage if you plan to stay long-term and want payment certainty. Choose a variable rate (ARM) if you plan to move or refinance within 5-7 years and want lower initial payments. In the current 2026 rate environment, fixed rates offer security while ARMs offer short-term savings.

Frequently Asked Questions

What does 5/1 ARM mean?

The rate is fixed for the first 5 years, then adjusts once per year after that. Common ARMs include 3/1, 5/1, 7/1, and 10/1.

Can my ARM rate increase without limit?

No. ARMs have caps: a per-adjustment cap (usually 2%), an annual cap, and a lifetime cap (usually 5-6% above the initial rate).

Should I get a fixed rate in 2026?

With rates between 6.5-7%, a fixed rate makes sense for long-term homeowners. If you expect rates to drop and plan to refinance or move within 5 years, an ARM may save money.

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About the AuthorZiv Shay is a software engineer and fintech enthusiast based in Israel, building free financial tools since 2024. Learn more
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