Why you need to check your apartment before buying: 26% in Sydney have flaws, says study

Buying an apartment seems straightforward enough, until you check below the surface. Not all apartments are created equal.
A new report from UNSW says that more than a quarter of Sydney apartments could suffer from building defects, and a lack of transparency has made it next to impossible for buyers to know if their building is among the defective lot.
The study, conducted by City Futures Research Centre at UNSW Sydney, found evidence of at least one defect in 26 per cent of strata schemes registered between 2008 and 2017.
While this news might be troubling to prospective buyers, it only reinforces the need for comprehensive home inspections prior to exchanging contracts.
According to Fair Trading NSW, when it comes to strata schemes, building inspectors tend to look at just the condition of the interior and immediate exterior of a unit.
Buyers are advised to request a ‘special-purpose’ property report to have common property areas, such as common walls and stairwells, inspected. This type of report will also outline any repairs and maintenance work needed.
Generally, the inspector conducting a special-purpose property report will look for:
- Structural problems
- Cracks or movement in walls, floors and ceilings
- Non-compliance with building standards
- Uneven floors
- Issues relating to dampness, asbestos and insulation
- Drainage problems
More than half of apartments potentially below par
More than a quarter of Sydney apartments with defects seems high. But more robust data examined by the City Futures Research Centre suggests the number of strata schemes with at least one defect could be as high as 51 per cent.
Worryingly, the same dataset reveals that 12 per cent of buildings have at least ten types of defects.
The most common issues recorded were related to water (42 per cent), cracking (26 per cent) and fire safety (17 per cent). The high number of water-related defects is especially concerning, considering that these issues are among the most expensive to fix.
Lack of reporting on building defects a concern
The researchers said there were a number of barriers to obtaining comprehensive data on defects, raising concerns that buyers will face even more difficulties when trying to access such information.
Reasons for the absence of data range from an industry-wide drive to cut red tape to failure by developers to pass on vital information to building owners. Lenient audit processes were also recognised as a problem.
“Information may be lost because it is not required (or checked) by audit mechanisms, with documentation often the first to fall to pressures for speed and reduced costs,” the report said.
The resulting “data blindness” affects all stakeholders in the apartment market, but it’s buyers that ultimately shoulder the risks.
Currently, strata inspection reports are a buyer’s main means of assessing the condition of a building. But these vary in the quality of record-keeping and the skill of strata inspectors.
What’s more, 12 per cent of strata reports reviewed by the researchers did not consider the issue of defects at all, which can give buyers the impression that the building is defect-free.
To address these issues, the City Futures Research Centre calls for a “clear process to ensure that owners are provided with the information they need, and that the appropriate checks take place to identify and act upon building defects in a timely manner.”
For information on property and lending trends, visit our home loan statistics page. And if you’re in the market for a home loan, visit our home loan comparison page, or browse the selection below.
Home loan comparisons on Mozo - last updated 8 December 2023
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Featured Product
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- Low Cost Home Loan - 2023
Unloan Variable
Owner Occupier, Refinance Only, LVR <80%
interest rate
comparison rate
Initial monthly repayment5.74% p.a. variable5.65% p.a.For refinancers only. Built by CommBank, the Unloan is the first home loan with an increasing discount (conditions apply) for borrowers. No application or banking fees. No monthly account keeping or early exit fees. Apply in as little as 10 minutes.
CompareCompareUnloan Variable
For refinancers only. Built by CommBank, the Unloan is the first home loan with an increasing discount (conditions apply) for borrowers. No application or banking fees. No monthly account keeping or early exit fees. Apply in as little as 10 minutes.
- interest rate
- 5.74% p.a. variable
- comparison rate
- 5.65% p.a.
- interest rate
- 5.74% p.a. variable
- comparison rate
- 5.65% p.a.
- Upfront fees
- $0
- Ongoing fees
- $0.00
- Discharge Fee
- $0.00
- Extra repayments
- yes - free
- Redraw facility
- yes - free
- Offset account
- no
- Maximum loan to value ratio
- 80.00%
- minimum borrowing amount
- $10,000
- maximum borrowing amount
- $10,000,000
- type of mortgage
- Variable
- Repayment types
- Principal & Interest
- Availability
- Owner Occupier
- Repayment options
- Weekly, Fortnightly, Monthly
- Special Offers
- -
Read our Mozo Review to learn more about the Unloan Unloan Variable
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Home Variable Rate
Owner Occupier, Principal & Interest, Refinance Only
interest rate
comparison rate
Initial monthly repayment6.15% p.a. variable6.15% p.a.Enjoy a competitive variable interest rate from Up. No application, monthly, annual, redraw, or discharge fees to pay. Up to 50 free offset accounts available. Up home loans are only available to owner-occupiers buying or refinancing in major Australian cities. Up is 100% owned by Bendigo Bank. New joiners get $10 by signing up to the app using code UPHOMEMOZO. (T&Cs apply) Mozo Experts Choice award winner.
CompareCompareHome Variable Rate
Enjoy a competitive variable interest rate from Up. No application, monthly, annual, redraw, or discharge fees to pay. Up to 50 free offset accounts available. Up home loans are only available to owner-occupiers buying or refinancing in major Australian cities. Up is 100% owned by Bendigo Bank. New joiners get $10 by signing up to the app using code UPHOMEMOZO. (T&Cs apply) Mozo Experts Choice award winner.
- interest rate
- 6.15% p.a. variable
- comparison rate
- 6.15% p.a.
- interest rate
- 6.15% p.a. variable
- comparison rate
- 6.15% p.a.
- Upfront fees
- $0
- Ongoing fees
- $0.00
- Discharge Fee
- $0.00
- Extra repayments
- yes - up to $30,000
- Redraw facility
- yes - free
- Offset account
- yes
- Maximum loan to value ratio
- 90.00%
- minimum borrowing amount
- $50,000
- maximum borrowing amount
- $10,000,000
- type of mortgage
- Variable
- Repayment types
- Principal & Interest
- Availability
- Owner Occupier
- Repayment options
- Monthly
- Special Offers
- -
Read our Mozo Review to learn more about the Up Home Variable Rate
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Offset Home Loan
Package, Owner Occupier, LVR<60%, Principal & Interest
interest rate
comparison rate
Initial monthly repayment6.24% p.a. variable6.49% p.a.Ability to open up to 10 offset accounts per loan account. Fast online application. Linked Debit Mastercard® with fee-free access at ATMs across Australia. Package a credit card with your home loan and the annual card fee will be waived (T&Cs apply). 40% deposit required.
CompareCompareOffset Home Loan
Ability to open up to 10 offset accounts per loan account. Fast online application. Linked Debit Mastercard® with fee-free access at ATMs across Australia. Package a credit card with your home loan and the annual card fee will be waived (T&Cs apply). 40% deposit required.
- interest rate
- 6.24% p.a. variable
- comparison rate
- 6.49% p.a.
- interest rate
- 6.24% p.a. variable
- comparison rate
- 6.49% p.a.
- Upfront fees
- $350
- Ongoing fees
- $248.00 yearly
- Discharge Fee
- $400.00
- Extra repayments
- yes - free
- Redraw facility
- yes - free
- Offset account
- yes
- Maximum loan to value ratio
- 60.00%
- minimum borrowing amount
- $150,000
- maximum borrowing amount
- $10,000,000
- type of mortgage
- Variable
- Repayment types
- Principal & Interest
- Availability
- Owner Occupier
- Repayment options
- Monthly
- Special Offers
- -
Read our Mozo Review to learn more about the Macquarie Offset Home Loan
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Mozo experts choice awards won:
- Packaged Home Loan - 2023
Variable Rate Home Loan Special Offer
Package, Owner Occupier, Principal & Interest, LVR<80%
interest rate
comparison rate
Initial monthly repayment6.14% p.a. variable6.51% p.a.Package benefits across Home Loans, Visa Credit Card, Personal Loans and Term Deposits. No package fee for the first year. No application, settlement or redraw fees to pay. Quick and easy application. Free CoreLogic RP Data property reports. *Terms, conditions and lending criteria apply.
CompareCompareVariable Rate Home Loan Special Offer
Package benefits across Home Loans, Visa Credit Card, Personal Loans and Term Deposits. No package fee for the first year. No application, settlement or redraw fees to pay. Quick and easy application. Free CoreLogic RP Data property reports. *Terms, conditions and lending criteria apply.
- interest rate
- 6.14% p.a. variable
- comparison rate
- 6.51% p.a.
- interest rate
- 6.14% p.a. variable
- comparison rate
- 6.51% p.a.
- Upfront fees
- $0
- Ongoing fees
- $395.00 yearly
- Discharge Fee
- $350.00
- Extra repayments
- yes - free
- Redraw facility
- yes - free
- Offset account
- yes
- Maximum loan to value ratio
- 80.00%
- minimum borrowing amount
- $150,000
- maximum borrowing amount
- -
- type of mortgage
- Variable
- Repayment types
- Principal & Interest
- Availability
- Owner Occupier
- Repayment options
- Weekly, Fortnightly, Monthly
- Special Offers
- $0 package fee for the first year.
Read our Mozo Review to learn more about the Credit Union SA Variable Rate Home Loan Special Offer
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Mortgage Simplifier
LVR<80%, Owner Occupier, Principal & Interest
interest rate
comparison rate
Initial monthly repayment6.14% p.a. variable6.43% p.a.Get a competitive variable rate with ING’s Mortgage Simplifier. Free extra repayments, no monthly or annual fees. Freedom to make free extra repayments or redraws. Winner of Australia’s Best Essential Bank in the Mozo Experts Choice Awards.
CompareCompareMortgage Simplifier
Get a competitive variable rate with ING’s Mortgage Simplifier. Free extra repayments, no monthly or annual fees. Freedom to make free extra repayments or redraws. Winner of Australia’s Best Essential Bank in the Mozo Experts Choice Awards.
- interest rate
- 6.14% p.a. variable
- comparison rate
- 6.43% p.a.
- interest rate
- 6.14% p.a. variable
- comparison rate
- 6.43% p.a.
- Upfront fees
- $299
- Ongoing fees
- $0.00
- Discharge Fee
- $250.00
- Extra repayments
- yes - free
- Redraw facility
- yes - free
- Offset account
- no
- Maximum loan to value ratio
- 80.00%
- minimum borrowing amount
- $150,000
- maximum borrowing amount
- $2,000,000
- type of mortgage
- Variable
- Repayment types
- Principal & Interest
- Availability
- Owner Occupier
- Repayment options
- Fortnightly, Monthly
- Special Offers
- -
Read our Mozo Review to learn more about the ING Mortgage Simplifier
* WARNING: This comparison rate applies only to the example or examples given. Different amounts and terms will result in different comparison rates. Costs such as redraw fees or early repayment fees, and cost savings such as fee waivers, are not included in the comparison rate but may influence the cost of the loan. The comparison rate displayed is for a secured loan with monthly principal and interest repayments for $150,000 over 25 years.
** Initial monthly repayment figures are estimates only, based on the advertised rate. You can change the loan amount and term in the input boxes at the top of this table. Rates, fees and charges and therefore the total cost of the loan may vary depending on your loan amount, loan term, and credit history. Actual repayments will depend on your individual circumstances and interest rate changes.
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