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best bank mortgage support first home owners 10% deposit
Best NZ banks for a first-home buyer with a 10% deposit
If you're buying your first home in New Zealand with a 10% deposit, I'd compare Kiwibank, Westpac, ANZ, ASB and BNZ before deciding. The best bank isn't necessarily the one with the lowest advertised interest rate — it's the one most willing to approve your deposit size, income, existing debts and the property you're buying.
With a 10% deposit, you're generally applying for a 90% loan-to-value ratio (LVR) mortgage. Some banks offer first-home buyer options at this level, but approval depends on their lending criteria and available low-deposit lending capacity.
My recommended shortlist
1. ANZ New Zealand
Strong first option
ANZ explicitly advertises low-deposit lending for first-home buyers with a 10% deposit. I'd ask them to assess your borrowing capacity and explain any low-equity premium. Home loan deposit options
Website: ANZ deposit options
2. Kiwibank
A good bank to approach for both a standard low-deposit mortgage and a potential Kāinga Ora First Home Loan. It's a participating First Home Loan lender. First Home Loan :: Kāinga Ora
Website: Kiwibank home loans
3. Westpac New Zealand
Worth comparing for its First Home Loan and family-supported lending options. Westpac also advertises construction lending with a 10% deposit for eligible borrowers. Finalising your home loan & mortgage
Website: Westpac first-home buyers
4. ASB
Another participating First Home Loan lender. Ask about both the standard 10% deposit route and whether you qualify for the government-backed option. First Home Loan :: Kāinga Ora
Website: ASB home loans
5. BNZ
Worth including because it has specific low-deposit home lending options and information for first-home buyers. BNZ says a low-equity interest premium applies to loans with less than a 20% deposit. Low deposit home lending
Website: BNZ low-deposit lending
Don't overlook the First Home Loan scheme
If you meet the eligibility rules, the government-backed Kāinga Ora First Home Loan may allow you to buy with as little as a 5% deposit, through participating lenders.
The published eligibility criteria include household income limits of:
- $95,000 or less before tax for an individual without dependants.
- $150,000 or less for an individual with dependants.
- $150,000 or less combined for two or more buyers.
Other conditions apply, including owner-occupier requirements and a 1.2% lender's mortgage insurance premium. Check the current criteria before applying. First Home Loan :: Kāinga Ora
How to get the best deal with a 10% deposit
When you contact banks, ask each one for:
- Approval likelihood: Will they consider your application with a 10% deposit?
- Total interest cost: Compare the same fixed term and loan amount.
- Low-equity premium: Is there an extra interest margin or fee, and can it be removed when you reach 20% equity?
- Cashback offers: Are you eligible, and are there conditions for keeping the offer?
- First Home Loan eligibility: Could a government-backed loan suit you better?
Let me narrow this down for your situation
I can help identify which banks are most worth approaching first. The biggest factors are your income, deposit amount and whether you're buying alone or with someone else.
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Captured 11 October 2026