Conventional Loan PMI vs Bigger Down Payment for a First-Time Buyer

The Quick Read: Neither option is the default winner. A bigger down payment fits a buyer who can reach 20% and still keep a real cash cushion after closing. Paying PMI fits a buyer who would drain savings to get there, or who would wait a long time to save the difference. PMI is not permanent on a conventional loan, and a first-time buyer can put as little as 3% down on the right file, subject to lender guidelines and full file review.

Here is the honest answer. A bigger down payment means less borrowed, less or no mortgage insurance, and less cash left in your account. PMI means more cash kept and a monthly or upfront insurance cost that protects the lender, not you. The right pick comes down to how much cash you have left after closing, and how stable your income is.

Side-by-Side

Those figures come from the wholesale conventional programs Lendmire places files with. Every one is subject to lender guidelines, and none is a commitment to lend.

What PMI Actually Is

PMI is private mortgage insurance. It applies on a conventional loan when the down payment is under 20% of the price. The federal consumer-finance regulator explains that PMI protects the lender, not the borrower. If you fall behind, you can still lose the home to foreclosure.

The 80% line is not a state or federal law on every loan. It is a rule on conforming loans. Fannie Mae’s Selling Guide requires mortgage insurance on a conventional first mortgage above 80% LTV unless other credit enhancement is in place. A portfolio lender may structure things differently. Final terms depend on lender guidelines, property type, leverage, and the borrower’s complete credit picture.

PMI also does something useful. It lets a buyer qualify with less cash than the traditional 20%. That is the whole trade. You pay for the lender’s protection, and in return you buy a home sooner.

On a conventional loan, the premium usually shows up as a monthly charge. Some loans use an upfront premium or a mix. The charge appears in the projected payments section of the Loan Estimate and Closing Disclosure. Premium size depends on LTV, credit and coverage level. Published typical annual premiums run 0.58% to 1.86% of the balance. That is a range, not a quote, and your file decides where you land.

How the Down Payment Changes the Insurance

PMI does not shrink smoothly. It steps by LTV band. The Fannie Mae coverage table groups loans into bands: 80.01–85%, 85.01–90%, 90.01–95%, and 95.01–97%. Higher bands carry deeper required coverage.

So a bigger down payment can do two things. It can move you down a band, which lowers the coverage the insurer must carry. And at 80% LTV or lower, it removes PMI altogether. These specifics are subject to lender guidelines and a full review of property, leverage, and credit.

The appraisal matters here. LTV uses the lesser of price or appraised value. If value comes in low, your LTV goes up and you may land in a higher band than planned. A buyer aiming for exactly 20% down can end up with PMI after a short appraisal. Keep a little extra cash available for that case. Terms depend on the lender’s guidelines, the property type, the leverage, and a full review of the credit profile.

A smaller step can also matter. Moving to a somewhat larger down payment, such as from a lower tier to the next one up, changes the band without requiring a full 20%. Many buyers treat the choice as all-or-nothing. It is not. Ask for the file run at several down payment levels and compare the PMI line on each Loan Estimate.

Leverage also depends on the program:

• 97% LTV (3% down) on a one-unit principal residence with a fixed rate, when at least one borrower is a first-time buyer. That means no ownership interest in a residence in the previous three years.
• 95% LTV (5% down) for other purchases of a primary residence.
• Two- to four-unit principal residences go to 95%.
• Above 95% LTV on the 97% option, the file must run through automated underwriting. Where all occupying borrowers are first-time buyers, at least one completes homeownership education. The exact numbers vary by lender and program and follow a full review of property, leverage, and credit.

Across the wholesale programs Lendmire works with, the 620 decision score is the starting floor. The automated finding governs most files, with a total ratio ceiling of 50%. Manually underwritten loans use 36% or 45%, depending on the reserve and score factors in the Eligibility Matrix.

HomeReady and Home Possible are reduced-coverage programs with an income limit of 80% of area median income. Reduced coverage is not the same as no PMI. Those loans still carry mortgage insurance.

If you want a related read, Lendmire’s piece Can a First-Time Buyer Skip PMI on a Low Down Payment Conventional Loan? covers the no-PMI structures and their trade-offs.

When a Bigger Down Payment Is the Better Fit

A bigger down payment wins when three things line up. You can reach 80% LTV, you still hold a meaningful cash cushion afterward, and your income is steady. Each figure is subject to lender guidelines and a complete review of property type, leverage, and credit.

Picture a buyer with a stable salary, six months of expenses set aside, and enough extra savings to reach 20% without touching that reserve. For that buyer, skipping PMI is clean. No insurance line, no cancellation steps, no dependence on a servicer acting at 78%.

A bigger down payment also helps qualifying. A smaller loan means a smaller payment, which lowers the total ratio. A buyer sitting near the 50% automated ceiling may find a larger down payment is what brings the file inside the line.

It also suits a buyer who plans to stay a long time. PMI cost accumulates until it ends, and a longer stay means the avoided cost adds up. And it suits a buyer who is uneasy with ongoing insurance charges and prefers a simpler payment.

The catch is cash. Closing costs, moving, repairs and the first surprise bill all draw on the same savings. A buyer who empties the account to hit 20% has swapped a PMI line for a thin safety margin. Not ideal.

Fannie Mae itself notes that saving for the down payment and closing costs is the main barrier for first-time buyers. That is why waiting to save the full 20% costs time, and time carries its own price in rent paid and in price changes.

When Paying PMI Is the Better Fit

PMI is the better fit when reaching 20% would take most of your liquid savings, or would take years.

Say a first-time buyer has enough for 5% down and a cushion, but 20% is a long way off. Waiting means more rent paid and more exposure to price movement. Buying now with PMI keeps the cushion intact and starts building equity. That can be the stronger play, though a buyer who expects prices to fall might reason the other way.

PMI also fits a buyer who has other uses for cash. Closing costs, repairs on an older home, an emergency fund and paying down high-cost debt all compete with the down payment. Putting every dollar into the house leaves nothing for those.

It fits a buyer with uneven income too. Liquidity is worth more when paychecks vary. A buyer who keeps cash can ride out a slow quarter. A buyer who sunk it into the house cannot pull it back out without a refinance or a loan against equity.

And PMI is not forever, which is the part buyers often miss.

How PMI Ends

Under the Homeowners Protection Act, borrower-paid PMI on a conventional loan has a defined end.

1. Request at 80%. A borrower can ask in writing to cancel when the balance reaches 80% of the original value. The CFPB’s HPA examination manual describes this. You must be current, have a good payment history, and have no subordinate liens. You may need to show the value has not declined.

2. Automatic at 78%. The servicer must end PMI when the balance reaches 78% of original value, if payments are current.

3. Midpoint backstop. The CFPB says termination is also required at the amortization midpoint if you are current. On a 30-year loan, that is after 15 years.

One trap: timing uses the original value, not today’s value. A home that has appreciated does not automatically put you on the 80% schedule. Lenders and servicers have their own value-based removal rules, which vary, so ask your servicer what documentation they require.

Lender-paid mortgage insurance works differently. The borrower generally cannot cancel it, and it usually shows up as a higher interest rate. That makes it a harder trade when you plan to hold the loan a long time.

You cannot simply stop paying PMI. You need to be current, and cancellation needs a request or servicer action.

What Else the Cash Can Do

The comparison gets cleaner when you list the other jobs your savings have to do. Before you commit to a down payment level, count these:

• Closing costs and prepaids.
• Moving and immediate repairs.
• An emergency reserve.
• Reserves some files require.

If a bigger down payment leaves any of these short, the PMI route usually deserves a closer look. Another way to close a gap is a gift from a family member or a down payment assistance program.

On documentation, expect the lender to ask for asset statements covering the down payment funds. A larger down payment means a larger sum to trace. Large recent deposits draw questions, so keep the paper trail clean.

Borrowers with a past credit event should know the agency waiting periods: four years from a chapter 7 discharge, seven from a foreclosure, and four from a short sale or deed-in-lieu, shorter with documented extenuating circumstances.

FHA and USDA loans have their own mortgage insurance, separate from conventional PMI. That is outside this comparison.

A Balanced Verdict

Skip the idea that one option is smarter in general. The question is what your file can carry.

Choose the bigger down payment if you can reach 80% LTV, still hold solid reserves, plan to stay put, and want the simplest payment. Choose PMI if hitting 20% would drain you or delay the purchase by years, if you have competing uses for cash, or if your income varies. Leverage, reserves, and pricing vary by lender and program; the final terms follow the full file review.

Many buyers land in the middle. They put down more than the minimum, move down a PMI band, and keep a cushion. Ask for the file priced at two or three down payment levels and compare the Loan Estimates side by side. The PMI line and the cash-to-close line tell most of the story.

If you are buying a home and want to see whether a conventional loan fits your file, Lendmire can help you compare the options and what each one asks of the file. Reach the team at 828-256-2183 or through the quote page. Details on the conventional loan programs are on the site.

Key Terms Defined

PMI (private mortgage insurance): Insurance on a conventional loan with under 20% down that protects the lender if you default. Terms vary by lender guidelines, property type, leverage, credit profile, and full file review.

LTV (loan-to-value): The loan amount divided by the lesser of price or appraised value.

Borrower-paid mortgage insurance: PMI you pay as a monthly premium, an upfront premium, or both, and that can be cancelled under federal rules.

Lender-paid mortgage insurance: Insurance the lender buys and passes on through a higher interest rate, which you generally cannot cancel.

Original value: The lesser of price or appraised value at closing, used to time PMI cancellation.

About Lendmire

As a mortgage broker (NMLS# 2371349), Lendmire helps homeowners and home buyers in 16 states with FHA, VA, conventional and jumbo purchase and refinance loans arranged through wholesale lenders. Lendmire is never the lender; program terms are set by the lender and the agency guidelines. Scotsman Guide named Lendmire a Top Mortgage Workplace in both 2025 and 2026.

References

1. CFPB: What Is Private Mortgage Insurance

2. Fannie Mae Selling Guide B7-1-01

3. Fannie Mae Selling Guide B7-1-02

4. Fannie Mae Expanded 97% LTV Options

5. CFPB HPA examination manual (PDF)

6. CFPB: When Can I Remove Private Mortgage Insurance PMI from My Loan