Home Loan Comparison Guide Australia 2026: Variable vs Fixed Rates

Variable vs Fixed Rate Home Loans: Which is Right for You in 2026?

Choosing between a variable and fixed rate home loan is one of the most important financial decisions Australian borrowers make. With the Reserve Bank of Australia (RBA) cash rate having moved significantly over the past few years, understanding how each loan type works is more important than ever.

What is a Variable Rate Home Loan?

A variable rate home loan has an interest rate that moves with the market — specifically, it tends to track the RBA cash rate. When the RBA raises rates, your lender will usually pass on the increase within a few weeks. When the RBA cuts rates, you benefit from lower repayments.

Key features of variable rate loans:

Rate can rise or fall over the life of the loan
Most offer offset accounts and redraw facilities
Extra repayments allowed without penalty
Can switch to fixed at any time (though break costs may apply)
Generally no exit fees

Variable rates are best suited to borrowers who:

Expect rates to fall or hold steady
Want flexibility to make extra repayments
Plan to pay off the loan early
Want access to an offset account to reduce interest

What is a Fixed Rate Home Loan?

A fixed rate home loan locks your interest rate for a set period — typically 1 to 5 years. During the fixed period, your repayments stay the same regardless of what the RBA does.

Key features of fixed rate loans:

Rate is locked for 1–5 years typically
Repayments are predictable — great for budgeting
Extra repayments may be capped (often $10,000–$20,000/year)
Offset accounts are rarely available on fixed loans
Break costs can be substantial if you exit early

Fixed rates are best suited to borrowers who:

Want certainty in their budget
Expect rates to rise during the fixed period
Are on a tight income and can't absorb rate increases
Don't plan to sell or refinance soon

How the RBA Cash Rate Affects Your Loan

The RBA reviews the cash rate at monthly board meetings. As of mid-2026, the cash rate influences variable mortgage rates across all major lenders. A 0.25% (25 basis point) rate change on a $600,000 loan increases or decreases monthly repayments by approximately $90–$100/month.

Over a 30-year loan, small rate differences compound dramatically. A 0.5% difference on $600,000 costs roughly $65,000 more in interest over the loan life.

Split Loans: The Best of Both Worlds?

Many Australian borrowers choose a split loan — part fixed, part variable. For example, fixing 60% of a $600,000 loan ($360,000 fixed) while keeping $240,000 variable. This gives:

Certainty on the larger portion
Flexibility to make extra repayments on the variable portion
Access to an offset account on the variable portion

Split loans are available from most major lenders including the big four banks (CBA, NAB, ANZ, Westpac) and many non-bank lenders.

Key Loan Features to Compare

Beyond the interest rate, compare these features when choosing a home loan:

Feature	Why It Matters
Offset account	Reduces interest by offsetting savings against loan balance
Redraw facility	Access extra repayments you've made
Extra repayments	Pay down principal faster
Loan portability	Transfer the loan to a new property
Repayment frequency	Weekly/fortnightly saves interest over monthly

Use Our Mortgage Calculator

To see exactly how different rates affect your repayments and total interest paid, use the Dolaro Mortgage Calculator. Enter your loan amount, term, and rate to compare scenarios side by side.

Frequently Asked Questions

Can I switch from fixed to variable? Yes, but you'll need to pay a "break cost" which can range from a few hundred dollars to tens of thousands, depending on how rates have moved since you fixed.

Should I fix my rate now? This depends on your view of where rates are heading. Financial advisers and economists disagree — fixing is about certainty, not necessarily saving money.

What's a comparison rate? A comparison rate includes the interest rate plus fees and charges expressed as a single annual percentage. It's designed to help you compare the true cost of different loans. Always compare comparison rates, not just advertised rates.

Offset Account vs Redraw Facility: Understanding the Difference

Many borrowers use these terms interchangeably, but they're meaningfully different — and the distinction matters in practice.

Offset account: A separate transaction account linked to your mortgage. The balance in the offset account is subtracted from your loan balance before interest is calculated. If you owe $600,000 and have $50,000 in your offset, you pay interest on $550,000. The money in your offset is legally yours — you can access it any time, like a regular bank account.

Redraw facility: The ability to access extra repayments you've made above your minimum repayments. If your minimum repayment is $3,000/month and you've paid $4,000/month for three years, you've made $36,000 in extra repayments that you can potentially redraw. The extra money reduces your loan balance and saves interest — but the mechanism for accessing it is different.

The key legal difference: Redraw is technically at the lender's discretion. During COVID-19, several Australian lenders reduced or removed redraw limits for some customers, effectively locking them out of funds they believed were accessible. An offset account, by contrast, is a deposit account — the money is unambiguously yours and cannot be clawed back by the lender.

Practical guidance:

Use the offset account for your emergency fund and short-term savings — it reduces interest while keeping funds genuinely accessible
Treat extra repayments into the loan (redraw) as effectively locked in, especially if you're uncertain about your lender's redraw policies
If choosing between a loan with an offset vs one without, the offset account is almost always worth the slightly higher rate, provided you'll actually keep savings in it

Lenders Mortgage Insurance (LMI): What It Costs and How to Avoid It

LMI is insurance that protects the lender (not you) if you default and the property doesn't sell for enough to cover the loan. It's required when your deposit is less than 20% of the purchase price — i.e., your loan-to-value ratio (LVR) exceeds 80%.

LMI costs vary based on the loan size and LVR:

Purchase Price	Deposit	LVR	Approximate LMI
$700,000	$70,000 (10%)	90%	$15,000–$22,000
$700,000	$105,000 (15%)	85%	$7,000–$12,000
$700,000	$140,000 (20%)	80%	$0

LMI is typically added to the loan balance and paid off over the loan term — so you pay interest on it too. The total cost including compounded interest is higher than the upfront premium.

Ways to avoid or reduce LMI:

Save a 20% deposit — the cleanest solution, but may mean waiting longer to buy
Family guarantee (guarantor loan) — a family member (usually a parent) uses equity in their property to guarantee part of your loan, allowing you to borrow without LMI
First Home Guarantee — a government scheme allowing eligible first home buyers to purchase with as little as 5% deposit without paying LMI (the government guarantees the remaining 15%)
Some professional packages — certain lenders waive LMI for medical professionals, lawyers, and accountants borrowing above certain thresholds

The decision to pay LMI vs wait to save a larger deposit involves a trade-off: the opportunity cost of waiting (continued rent payments, potential property price growth) vs the cost of LMI. In rising markets, buying earlier with LMI has historically been a reasonable decision — but it depends on your market, your income trajectory, and your risk tolerance.

Principal & Interest vs Interest Only

Most owner-occupier home loans are principal and interest (P&I) — each monthly repayment covers both the interest charge and a portion of the loan principal.

Interest-only (IO) loans require you to pay only the interest each month, with no reduction in the principal. They're primarily used by:

Property investors (to maximise tax deductions, as interest is fully deductible)
Borrowers in very short-term situations (e.g. bridging finance)

The risk of interest-only repayments:

On a $600,000 loan at 6%:

P&I repayment (30 years): $3,597/month
IO repayment: $3,000/month

The IO repayment looks $597/month cheaper — but after 5 years of IO repayments, you still owe $600,000. At that point, the loan converts to P&I for the remaining 25 years, with repayments jumping to approximately $3,866/month — higher than if you'd taken P&I from the start.

APRA (the banking regulator) has tightened IO lending for owner-occupiers significantly since the credit tightening of 2017–2019. Interest-only loans for owner-occupiers typically require a strong borrowing case and are more expensive in terms of rate than equivalent P&I loans.

For the vast majority of owner-occupiers, P&I is the right structure. It builds equity from day one, results in lower total interest paid, and avoids the payment shock when IO periods end.

How to Negotiate a Better Rate on Your Existing Mortgage

Australians are more likely to negotiate their salary than their mortgage rate — yet the mortgage negotiation is often worth far more money.

Banks regularly offer lower rates to new customers than they charge existing loyal customers — a practice known as the "loyalty tax." If you haven't reviewed your mortgage rate in the past 12 months, there's a reasonable chance you're paying more than you need to.

Steps to negotiate:

Check current market rates. Comparison sites show current rates for new borrowers at your LVR. Know what new customers are paying.
Calculate what the difference costs you. On a $600,000 loan, a 0.5% rate difference costs approximately $250/month or $3,000/year. That's your negotiating leverage.
Call your bank's retention team — not the general customer service line, but the team that handles customers who are about to leave. Ask to have your rate reviewed based on your loyalty and current market rates.
Get a competing offer. Approaching a competing lender and getting a pre-approval offer (or even just a quoted rate) gives you concrete evidence to present to your existing lender.
Be willing to refinance. Lenders know that customers who've gone through the trouble of getting a competing offer are genuinely at risk of leaving. Customers who call without evidence of an alternative are easier to retain at existing rates.

Refinancing costs money (discharge fees, application fees, potentially LMI if your equity is below 20%) — but for a long-remaining loan term at a significantly higher rate, the savings often justify the switching cost within 12–18 months.

FAQ

Should I use a mortgage broker or go directly to a bank? A mortgage broker has access to dozens of lenders and can compare products on your behalf — often at no cost to you (they're paid by the lender). For most borrowers, especially first home buyers or those with complex situations (self-employed, multiple properties), a broker typically finds better outcomes than going direct. Going direct to your own bank is simplest but limits you to one lender's products.

How often can I refinance my home loan? There's no legal restriction, but there are practical costs each time. Most borrowers refinance every 3–5 years when rates have moved significantly or their financial situation changes. Refinancing too frequently can affect your credit score through multiple credit enquiries.

What is a comparison rate and why does it matter? The comparison rate is the interest rate plus fees expressed as a single annual figure. A loan advertised at 5.89% with high fees might have a comparison rate of 6.15%. Another loan at 6.05% with no fees might have a comparison rate of 6.07%. The second loan is actually cheaper despite the higher headline rate. Always compare comparison rates.

Can I switch from a fixed rate to variable early? Yes, but a break cost applies. This is calculated based on how much interest rates have moved since you fixed — if rates have fallen since you fixed, the break cost can be tens of thousands of dollars. If rates have risen since you fixed, break costs may be minimal. Ask your lender for a break cost quote before making this decision.

What is a honeymoon rate? A honeymoon rate (also called an introductory rate) is a discounted rate offered for the first 1–2 years of a loan, after which it reverts to a higher standard variable rate. They appear attractive but can be expensive over the loan term. Always check the revert rate and compare the total cost over your expected loan period, not just the honeymoon period.

This article is general information only. Speak to a licensed mortgage broker before making any borrowing decisions.