HELOC vs. Cash-Out Refinance: The Fundamental Difference
When you're ready to leverage your primary home's equity to buy a rental property, you have two primary tools: a Home Equity Line of Credit (HELOC) and a cash-out refinance. Understanding their core structures is the first step to making a smart financial decision.
A HELOC functions like a credit card secured by your home. A lender approves you for a maximum credit line, and you can draw funds as needed during a specific timeframe, called the 'draw period' (often 10 years). You typically only pay interest on the amount you've borrowed during this period. Afterward, you enter a 'repayment period' where you pay back both principal and interest.
A cash-out refinance involves replacing your existing mortgage with a new, larger one. You borrow more than you currently owe and receive the difference as a tax-free lump sum. For example, if you owe $300,000 on your home and get a new $400,000 mortgage, you'll receive $100,000 in cash to use for your rental down payment.
Comparing Interest Rates for a Tampa Property Purchase
Interest rates are a major factor in your long-term costs. The structure of each loan type leads to different rate behavior.
HELOCs almost always come with a variable interest rate tied to a benchmark like the Prime Rate. This means your monthly payment can change over time. While they often feature a low introductory 'teaser' rate, this rate will eventually adjust. The risk is that if market rates rise, so will your payment.
Cash-out refinances typically offer a fixed interest rate. While this rate might be slightly higher than a standard rate-and-term refinance (because of the increased risk of cashing out equity), it remains constant for the life of the loan. An investor buying a rental in Tampa might prefer this predictability, as it locks in the payment on their primary residence, making it easier to budget for two properties.
Impact on Your Primary Miami Residence's Monthly Payment
How your primary mortgage payment is affected is a critical distinction between these two options. Let's use a realistic Miami homeowner scenario:
- Primary Home Value: $700,000
- Current Mortgage Balance: $350,000
- Current Monthly P&I: $2,100
- Cash Needed for Rental Down Payment: $80,000
Scenario 1: Using a HELOC
You would keep your existing $350,000 mortgage with its $2,100 payment. You would then open an $80,000 HELOC. Your total monthly housing debt would be:
- Your original mortgage payment: $2,100
- A new, separate HELOC payment: This payment would be interest-only at first. If the rate was 8%, the initial monthly payment would be around $533 ($80,000 * 0.08 / 12).
Your primary residence would now have two separate housing payments totaling approximately $2,633.
Scenario 2: Using a Cash-Out Refinance
You would take out a new mortgage for $430,000 ($350,000 to pay off the old loan + $80,000 cash). Your old mortgage is completely replaced. If the new fixed rate is 7%, your new single monthly payment would be approximately $2,860.
In this case, the cash-out refinance results in a single, higher payment, while the HELOC creates two separate payments.
Which Strategy Preserves More Future Equity?
A HELOC offers significantly more flexibility and better preserves your access to future equity. Because it's a revolving line of credit, as you pay down the balance, that credit becomes available to use again without needing to reapply. If you only need $80,000 for a down payment but are approved for $120,000, you have an extra $40,000 on standby for future repairs or another investment opportunity.
A cash-out refinance is a one-time transaction. You take a lump sum, and your loan balance is permanently higher. To access more equity in the future, you would need to apply for another cash-out refinance or a HELOC.
Navigating Qualification Requirements
Qualifying for either loan requires a similar foundation, but with subtle differences.
- Equity: For both, lenders typically require you to retain at least 15-20% equity in your home. This means your total loans (primary mortgage + HELOC or new cash-out refi) cannot exceed an 80-85% combined loan-to-value (CLTV) ratio. (The data, information, or policy mentioned here may vary over time.)
- Credit Score: A credit score of 680 or higher is generally needed, with better rates reserved for scores above 720. (The data, information, or policy mentioned here may vary over time.)
- Income & DTI: This is where requirements can diverge. Lenders will rigorously verify your income and calculate your debt-to-income (DTI) ratio. A cash-out refinance might have stricter DTI limits because it's creating a larger, permanent first-lien mortgage.
Accessing Cash Fast for an Opportunistic Purchase
In a competitive market like Miami or Tampa, speed can mean the difference between securing a rental property and losing it. A HELOC is the clear winner for quick access to funds.
- HELOC: While the initial setup can take a few weeks, once the line is established, you can access your money instantly via a check, card, or bank transfer. This is ideal for making a fast offer.
- Cash-Out Refinance: This is a full mortgage application process. It includes underwriting, appraisal, and title work, and typically takes 30 to 45 days from application to closing. (The data, information, or policy mentioned here may vary over time.) This slower timeline can be a disadvantage if you need to move quickly on a deal.
How Your Debt-to-Income Ratio Is Affected
How lenders calculate your DTI for each product can influence your ability to qualify for the subsequent investment property mortgage.
HELOC: For DTI purposes when you apply for the rental property mortgage, the lender will typically use a calculated payment for the HELOC. Some may use the actual interest-only payment, while others may use a fully amortized payment based on the total line amount, even if you haven't drawn the full amount. This can sometimes inflate your DTI.
Cash-Out Refinance: The calculation is straightforward. Your DTI is based on the new, single P&I payment of your refinanced mortgage. It's a clear, fixed figure that makes future calculations predictable.
The Difference in Closing Costs
Closing costs are a significant financial consideration where these two products differ greatly.
Cash-Out Refinance: Expect to pay standard mortgage closing costs, which typically range from 2% to 5% of the total new loan amount. On a $430,000 refinance, this could be anywhere from $8,600 to $21,500. These costs cover appraisal fees, title insurance, and loan origination fees. (The data, information, or policy mentioned here may vary over time.)
HELOC: These are much cheaper upfront. Many lenders offer HELOCs with no closing costs or simply charge a small annual fee. This makes it a much more cost-effective option if your primary goal is to minimize out-of-pocket expenses. (The data, information, or policy mentioned here may vary over time.)
A Summary of Key Differences
When deciding, consider these core distinctions. A HELOC generally offers a variable interest rate and functions as a flexible, revolving line of credit you can draw from as needed. This results in a second, separate payment on your home, but often comes with very low or no closing costs. Its key advantage is speed and reusability.
In contrast, a cash-out refinance provides a one-time lump sum of cash by replacing your mortgage with a new, larger one. This creates a single, predictable monthly payment with a fixed interest rate. However, the process is slower, akin to a full mortgage application, and involves closing costs that can be 2% to 5% of the loan amount. (The data, information, or policy mentioned here may vary over time.) Understanding the nuances between a HELOC and a cash-out refinance is the first step. To see which option aligns with your specific investment strategy for a Florida rental property, discussing your scenario with a mortgage strategist can provide clarity and a direct path forward.
Ready to weigh your options and see which loan could fund your next Florida rental property? Take the next step towards your investment goals and apply now to get personalized insights from our team.
Author Bio
David Ghazaryan is the expert mortgage strategist and founder behind iQRATE Mortgages. With a mission to fund home loans that traditional banks won't touch, David specializes in helping clients with unique financial situations, including those recovering from foreclosure or bankruptcy. He expertly crafts smart, strategic, and stress-free mortgages by leveraging a vast network of over 100 lenders to secure competitive rates for investors and homebuyers alike. Praised for exceptional customer service, David has helped hundreds of families with a 97% satisfaction rate, guiding them to the mortgage they deserve.
References
Consumer Financial Protection Bureau - What is a home equity line of credit?
Consumer Financial Protection Bureau - What is a cash-out refinance loan?





