FHA isn't automatically the starter loan and conventional isn't automatically the upgrade. The better purchase mortgage is the one that fits your documented file at a sensible total cost.
Compare both when you qualify. A note rate by itself can hide mortgage insurance, financed premiums and a different amount of cash invested at closing.
Begin with the actual financing options
FHA insures loans originated by approved lenders. Conventional loans follow their agency or investor framework. Both require borrower and property qualification, and lenders can apply additional program conditions.
FHA can offer a down payment as low as 3.5% for eligible borrowers. Some conventional one unit purchase options permit 3% down under their specific requirements. Other conventional structures require more. Neither headline is a promise for every credit profile, property or co borrower arrangement.
The lender should identify the exact product before comparing costs. A quote for an unavailable 3% conventional structure isn't a useful alternative to an approvable FHA loan.
Compare base amount and total debt separately
Hypothetical $400,000 purchase: an eligible FHA borrower puts 3.5%, or $14,000, down. The base mortgage is $386,000. At the regular 1.75% upfront MIP, the premium is $6,755. Financing it produces $392,755 of total debt.
An eligible 3% down conventional version uses $12,000 down and a $388,000 base mortgage. Assume its structure has monthly PMI rather than a financed single premium.
The FHA version starts with $4,755 more mortgage debt despite requiring $2,000 more down payment. That doesn't make it automatically worse. It means the insurance financing must be included in the comparison.
A lower rate can offset some of the insurance cost
Assume illustrative 30 year fixed rates of 6.00% for FHA and 6.50% for conventional, with matching lender charges. The FHA principal and interest on $392,755 are about $2,355. Conventional principal and interest on $388,000 are about $2,452.
If the FHA loan fits the regular 0.55% annual MIP category, a simplified opening estimate is about $177 monthly, subject to HUD's actual premium calculation. Suppose the conventional PMI quote is $120 monthly.
The illustrated totals are about $2,532 for FHA and $2,572 for conventional before taxes and homeowners insurance. FHA saves roughly $40 a month in that opening comparison, while using more down payment and carrying more starting debt. These are hypothetical quotes and premiums, not available offers.
The complete decision needs remaining balances and insurance costs at the expected sale or refinance date.
Insurance has a different exit path
Conventional borrower paid PMI can be canceled or terminated under applicable law and investor rules. FHA MIP follows its own duration schedule based on the loan's terms and applicable vintage, not just a later 20% equity estimate.
Don't assume appreciation removes FHA MIP. Don't assume conventional PMI lasts forever. The PMI guide and FHA insurance guide own those details.
For a long holding period, the different insurance paths can change the result even when the initial payment is close. For a short period, upfront expenses and financed debt deserve more weight.
Credit and DTI should be reviewed by program
You may receive different pricing or underwriting results across programs. There's no reliable shortcut that every borrower above one score should choose conventional, or every borrower below it should choose FHA.
Ask for the actual score treatment, AUS findings and lender conditions. A lender's minimum score or DTI overlay shouldn't be presented as the universal agency rule. A favorable automated recommendation still requires the documentation supporting the entered facts.
The relevant income and liability calculation can also differ. Student loans, self employment or other less straightforward obligations should be modeled under each program rather than copied from one worksheet.
The house and occupancy can narrow the choice
Condo project eligibility, manufactured housing, repairs and multiunit properties can create different requirements. A financially qualified borrower can still have only one workable path for a particular property.
FHA's property review shouldn't be reduced to a myth that every cosmetic issue prevents financing. The actual condition and applicable requirements determine the remedy. Conventional financing also has safety, soundness and eligibility standards.
Discuss the intended property and occupancy before deciding which program is better in the abstract.
Add assistance and seller contributions carefully
A seller credit or assistance program can improve cash to close, but contribution limits and eligible uses differ. A larger available credit is useful only if there are allowable expenses it can actually cover.
Compare the exact down payment, fees, prepaids, escrow, credits and remaining funds. Don't let a contribution hide a larger debt or a payment the household can't comfortably sustain.
Use the holding period you can realistically defend
Ask each lender for the total starting debt, monthly insurance, full payment, upfront cash and balance after three, five or another relevant number of years. Include actual points and credits rather than matching only the advertised rate.
A future refinance may improve either loan, but it isn't guaranteed. Choose the purchase financing that works under the terms being signed. That produces a better decision than choosing FHA or conventional based on reputation alone.
Common questions
Which has a lower down payment?
Conventional can be 3% down. FHA is 3.5%.
Which is better for a 680 credit score?
It depends on your down payment and debts. Compare real quotes for both.
Can I switch from FHA to conventional later?
Yes, by refinancing once you have enough equity.