FHA vs Conventional Loan Calculator
An FHA vs conventional loan comparison tool is a free online tool that compares FHA and conventional mortgages. It shows down payment, MIP vs PMI, monthly payment, and total cost side by side. Free, no sign-up required.
Loan Details
?The purchase price of the home you're considering buying.
?Enter your fha down payment.
?Enter your conventional down payment.
?Enter your fha interest rate.
?Enter your conventional interest rate.
?The length of your mortgage in years. Common terms are 15 or 30 years.
End of inputs
FHA vs Conventional Loan
| Metric | FHA Loan 3.5% down, financed upfront MIP, monthly MIP for life | Conventional Loan PMI required, cancels at 78% LTV |
|---|---|---|
| Monthly P&I | $2,115.98 | $2,074.37 |
| Monthly MIP | $154.80 | $138.54 |
| Total Monthly | $2,270.78 | $2,212.91 |
| Down Payment | $12,250.00 | $17,500.00 |
$57.87/month difference. FHA finances $343,660.63 (incl. upfront MIP); conventional finances $332,500.00 at 6.38%.
Key Insights
FHA requires $12,250.00 down (3.5% minimum) versus $17,500.00 for conventional — a cash-at-closing gap of $5,250.00.
FHA's monthly MIP of $154.80 lasts for the life of the loan with less than 10% down, while conventional PMI of $138.54 cancels automatically at 78% LTV.
Total monthly payment difference is $57.87/month. Conventional wins on monthly cost.
Guide
How to Use This Calculator
- 1Enter the home price you are considering (the purchase price of the property, before closing costs).
- 2Set the FHA down payment percentage. FHA requires a minimum of 3.5% with a 580+ credit score; the slider enforces this floor.
- 3Set the conventional down payment percentage. Put down 20% or more to avoid PMI entirely, or use 3% to 5% to compare low-down-payment options.
- 4Enter the FHA interest rate and the conventional interest rate from your lender quotes. FHA rates are often slightly lower but carry mortgage insurance for the life of the loan.
- 5Choose the loan term (commonly 30 years; 15-year is also available). Both scenarios use the same term so the comparison is apples-to-apples.
- 6Review the side-by-side metrics: monthly P&I, monthly MIP or PMI, total monthly payment, and the down payment amount required. The winner banner shows which loan has the lower total monthly payment.
- 7Read the AI Insight panel for a personalized interpretation of the insurance cost, down payment burden, and break-even between the two options.
Formula
How It's Calculated
Both scenarios use the standard amortizing-loan monthly payment formula:
M = P × [r(1+r)^n] / [(1+r)^n − 1]
Where:
- M = monthly principal & interest (P&I)
- P = loan amount (principal financed)
- r = monthly interest rate (annual rate ÷ 12)
- n = total number of payments (years × 12)
FHA SCENARIO:
downPayment = homePrice × fhaDownPercent (min 3.5%)
baseLoan = homePrice − downPayment
upfrontMip = baseLoan × 0.0175 (financed into the loan)
totalLoan = baseLoan + upfrontMip
monthlyPI = monthlyPayment(totalLoan, fhaRate, years × 12)
monthlyMip = baseLoan × 0.0055 / 12 (0.55% annual MIP)
totalMonthly = monthlyPI + monthlyMip
CONVENTIONAL SCENARIO:
downPayment = homePrice × convDownPercent
loanAmount = homePrice − downPayment
monthlyPI = monthlyPayment(loanAmount, convRate, years × 12)
pmiRequired = loanAmount / homePrice > 0.80 (LTV > 80%)
monthlyPmi = loanAmount × ~0.005 / 12 (when LTV > 80%, ~0.5% annual)
totalMonthly = monthlyPI + monthlyPmi
WINNER: the scenario with the lower totalMonthly payment.
Example — $350,000 home, 30-year term:
FHA: 3.5% down, 6.25% rate → baseLoan $337,750, MIP $154.81/mo,
total monthly ≈ $2,083.20 + $154.81 = $2,238.01
Conv: 5% down, 6.375% rate → loan $332,500, PMI $138.54/mo,
total monthly ≈ $2,073.06 + $138.54 = $2,211.60
Here conventional wins on monthly cost, but FHA requires $5,250 less cash
at closing. The upfront MIP also raises FHA's effective loan balance.Glossary
Key Terms
FAQ
Frequently Asked Questions
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