Mortgage Broker vs Bank: Which Is Better for a First Home Buyer?

Short answer:

For most first home buyers, a mortgage broker is the better starting point. A broker compares loans across a panel of lenders (around 23 on average), is legally required under the Best Interests Duty to put your interests first, and usually costs you nothing because the lender pays them. A bank can only offer its own products and its staff are not bound by that same duty. Going straight to one bank is not wrong, but it means you are seeing one shelf rather than the whole shop. That said, the right choice depends on your situation, which is what this article walks through.

Buying your first home is likely the biggest financial decision you have made so far, and one of the first choices you face is who to actually get your loan through. Do you walk into your existing bank, or do you use a mortgage broker? It is a fair question, and the honest answer is that both can work. But they are not the same, and the difference matters more for a first home buyer than for almost anyone else.

This guide explains what each option actually does, where a broker has the edge, where going direct can make sense, and how to decide what is right for you.

What Is The Actual Difference?

A bank sells its own home loans. When you go to a bank directly, whether that is your everyday bank or another one, you are dealing with that single lender. They will only ever offer you their own products, at their own rates and policies. If a different lender would suit you better, the bank has no obligation to tell you.

A mortgage broker sits between you and the lenders. Rather than working for one bank, a broker is accredited with a panel of lenders, often more than 20, covering the major banks, regional banks, credit unions and specialist non-bank lenders. They compare those options and recommend the loan that best fits your situation, then handle the application and paperwork with you. In most cases the broker is paid a commission by the lender when your loan settles, so their service is free to you.

Most Australians now use a broker

Most Australians now use a broker Mortgage brokers arranged around 77 per cent of all new home loans in Australia in the September 2025 quarter, according to the MFAA. That share has been climbing for years. When roughly three in four borrowers choose a broker over going direct, it is worth understanding why.

Why a Broker Often Suits First Home Buyers Best

 

1. You see the whole market, not one shelf

Different lenders suit different people. One lender might be more competitive for a low deposit loan, another for someone self-employed, another for a first home buyer using a government scheme. A bank can only ever show you its own products. A broker compares across the panel and finds the lender whose policies and pricing actually fit your circumstances. Brokers can also access some rates and deals that are not advertised directly to the public.

2. A broker is legally required to act in your best interests

Since January 2021, mortgage brokers have been bound by what is called the Best Interests Duty. It is a legal obligation to recommend loans that are in your best interests, not simply the one that pays the broker the most or suits the lender. Bank staff are not covered by this duty. Their job is to sell their employer’s products. For a first home buyer who is not yet sure what a good loan looks like, that legal protection is genuinely valuable.

3. First home buyer lending is complicated, and a broker coordinates it

As a first home buyer, you are not just choosing a loan. You are juggling government schemes, deposit requirements, stamp duty concessions, Lenders Mortgage Insurance and possibly a guarantor. All of these interact, and one wrong assumption can cost you thousands or knock you out of a scheme. A broker who works with first home buyers every day coordinates the whole picture and makes sure nothing is missed. This is exactly the kind of guidance that is hard to get from a single bank’s loan officer.

4. Support that does not end at settlement

Banks tend to rely on customer inertia, and existing customers often end up on higher rates than new ones over time. A good broker reviews your loan periodically and can renegotiate or refinance if your rate drifts. That ongoing relationship can save you a meaningful amount over the life of the loan.

When going direct to a bank can make sense

To be fair, a broker is not the only path, and there are situations where dealing directly with a bank is perfectly reasonable:

  • You have a strong existing relationship. If you have banked somewhere for years, have a simple financial situation and they offer you a genuinely competitive deal, going direct can be straightforward.
  • You already know exactly what you want. If you have done your research, understand your options and are confident a particular bank’s product is right, you may not feel you need comparison help.
  • You value dealing with one institution end to end. Some people simply prefer having their loan and everyday banking under one roof.

The key point is that going direct means you are responsible for comparing the market yourself. You will not automatically be shown what other lenders could offer, and no one at the bank is legally obliged to put your interests ahead of theirs.

Mortgage broker Bank (direct)
Lenders compared Many (panel of ~20+) One (that bank only)
Legal duty to you Yes, Best Interests Duty No
Typical cost to you Usually $0 (lender pays) $0, but no comparison
Scheme guidance Coordinates schemes and LMI Own products only
Paperwork handled By the broker, with you By you and the bank
Ongoing rate reviews Often, as part of service Rarely proactive

General comparison only. Individual brokers and banks vary, so confirm specifics with the provider you choose.

How to Choose a Good Broker

Not all brokers are equal, so if you go this route, it is worth choosing well. A few things to look for:

  • Accreditation. Membership of an industry body such as the MFAA or FBAA signals professional standards and ongoing training.
  • Experience with first home buyers. Ask whether they regularly help buyers like you, and whether they know the local schemes and lenders.
  • Local knowledge. A broker who understands the Newcastle and Hunter market can factor in local price points, price caps and lender appetite.
  • Clear communication. You want someone who explains your options in plain English and tells you why they are recommending a particular loan.

Frequently Asked Questions

For a standard home loan, yes, in most cases. The broker is paid a commission by the lender when your loan settles, so there is usually no direct cost to you. For some more complex lending, brokers may charge a fee. A good broker will disclose how they are paid and flag any fees before you proceed.

Often, yes. Brokers compare many lenders and can access some rates not advertised to the public, and lenders compete for broker business. The best rate for you still depends on your deposit, income, employment type and credit history.

Yes. Since January 2021, mortgage brokers have been bound by the Best Interests Duty, a legal obligation to recommend loans in your best interests. Bank staff are not covered by this duty.

On average, brokers are accredited with around 23 lenders and typically present about three suitable options to each client, according to the MFAA. A bank can only offer its own products.

No. A broker actually helps by matching you to lenders whose policies suit your situation, which can improve your chances compared with applying blindly to one bank that may not be a good fit.

Most first home buyers benefit from a broker because of the market comparison, the legal duty of care, and help coordinating schemes and LMI. Going to your own bank can work if your situation is simple and you are confident in their offer, but you will need to compare the market yourself.

The Bottom Line

For most first home buyers, a mortgage broker is the better place to start. You get the whole market rather than one shelf, a legal duty of care on your side, help navigating the schemes and LMI that make first home buying so complicated, and usually no direct cost. Going straight to a bank is not a mistake, but it puts the work of comparing the market on your shoulders.

At In Financial Services, we help first home buyers across Newcastle, Maitland and the Hunter do exactly this: compare lenders, line up the right government schemes, and get into a loan that genuinely fits. If you would like a clear, no-pressure conversation about your options, book a free strategy session with our team.

In Financial Services is a mortgage brokerage based in Newcastle and Maitland, serving first home buyers across the Hunter Valley and Central Coast. This article is general information only and does not take your personal circumstances into account. Please speak with us or another licensed professional before making a decision about a home loan.

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