First Home Buyer or Investor: The $480,000 Decision Most People Get Wrong

The default advice to a 28-year-old earning $130,000 with $90,000 saved is "buy your first home". The first-home owner grant, the stamp duty concession, and the emotional security of ownership are the headline. The actually best decision for many of these buyers is to skip the home and buy an investment property instead — and over 15 years the difference compounds to roughly $480,000 of additional net wealth.
This is not a universal answer. There are real cases where buying a first home wins. But the default advice gets it wrong more often than it gets it right, particularly for buyers in expensive markets where the first-home concessions do not bridge the affordability gap to a property they actually want to live in.
What The Concessions Actually Save
First-home buyers in 2026 have access to (depending on state):
| Concession | Typical value |
|---|---|
| Stamp duty exemption (NSW under $800K) | $20,000-$45,000 |
| First Home Owner Grant (where it still exists; varies) | $10,000-$15,000 |
| Reduced LMI under federal Home Guarantee Scheme | $10,000-$20,000 |
| First Home Super Saver Scheme (early super access) | Up to $50,000 of contributions accessed |
A first-home buyer in NSW under the threshold of $800,000 might access $30,000-$60,000 of combined benefit. In Victoria with off-the-plan inclusions and the Homebuyer Fund, similar numbers. These are real savings.
The catch: the concessions only apply to owner-occupiers, on properties under specific value thresholds, and only on first purchases. They evaporate the moment the buyer rents the property out, and they cap at price points typically below what a $130,000 earner actually wants to live in.
Worked Comparison: $750,000 Sydney Budget
A 28-year-old earning $130,000 with $130,000 deposit. Two paths.
Path A — First home in Riverstone (2765), $750,000
Outer Western Sydney. The buyer can live there. The property is below the NSW first-home concession threshold ($800,000), so stamp duty is reduced to approximately $13,000 (versus $29,332 for an investor purchase). The buyer also accesses the First Home Guarantee for a 5% deposit purchase without LMI.
Effective acquisition:
- Purchase price $750,000
- Reduced stamp duty (FHB concession): $13,000
- Legal $2,000
- Total: $765,000
- Cash deployed: $130,000 + costs $15,000 = $145,000
Loan balance $620,000 at 6.05% (owner-occupier rate). P&I repayments approximately $44,800/year. The buyer pays mortgage from after-tax salary; nothing is deductible.
Property growth: outer Sydney has historically grown at 4-5% per annum. Assume 4.5% for Riverstone.
| Year | Property value | Loan balance | Equity |
|---|---|---|---|
| 0 | $750,000 | $620,000 | $130,000 |
| 5 | $935,000 | $577,000 | $358,000 |
| 10 | $1,165,000 | $521,000 | $644,000 |
| 15 | $1,452,000 | $448,000 | $1,004,000 |
- 0
- $750,000
- 5
- $935,000
- 10
- $1,165,000
- 15
- $1,452,000
- 0
- $620,000
- 5
- $577,000
- 10
- $521,000
- 15
- $448,000
- 0
- $130,000
- 5
- $358,000
- 10
- $644,000
- 15
- $1,004,000
Net wealth created over 15 years: $874,000 (gross of any sale costs/CGT; PPOR exempt under Subdivision 118-B ITAA 1997).
Path B — Rentvest, buy investor in Bulimba (4171), $750,000
The buyer continues renting in inner Sydney where they want to live, paying $580/week ($30,160/year). They buy a Bulimba house as investment.
Acquisition:
- Purchase price $750,000
- Stamp duty (QLD investor): $20,045
- Legal $2,500
- LMI at 88% LVR (necessary because they don't have full 20% deposit on top of duty): $14,000 capitalised
- Cash deployed: $122,545
Loan balance $674,000 at 6.20% IO. Interest cost $41,800/year. Rent $32,240. Net cash before tax around -$15,000. Tax refund at 30%/32% blended rate (income $130,000): roughly $7,500. Net after-tax holding cost: -$7,500.
But the investor is also paying $30,160 of rent for personal accommodation. So total housing-related spend is $30,160 + $7,500 = $37,660. Compare to Path A's $44,800 of mortgage repayment from after-tax money — Path B is $7,140/year cheaper to live each year.
| Year | Property value (5%) | Loan balance | Equity (gross of CGT) |
|---|---|---|---|
| 0 | $750,000 | $674,000 | $76,000 |
| 5 | $957,000 | $658,000 (slight paydown after IO) | $299,000 |
| 10 | $1,222,000 | $578,000 | $644,000 |
| 15 | $1,560,000 | $478,000 | $1,082,000 |
- 0
- $750,000
- 5
- $957,000
- 10
- $1,222,000
- 15
- $1,560,000
- 0
- $674,000
- 5
- $658,000 (slight paydown after IO)
- 10
- $578,000
- 15
- $478,000
- 0
- $76,000
- 5
- $299,000
- 10
- $644,000
- 15
- $1,082,000
Equity at year 15: $1,082,000 (before CGT).
The Real Path B: Compounding the Savings Differential
Path B's annual housing-related spend is $7,140 lower than Path A in year one. Investing that differential into a share portfolio at 7% per annum over 15 years adds approximately $190,000 of additional wealth.
| Year | Differential ($7,140/yr in growth account at 7%) |
|---|---|
| 1 | $7,140 |
| 5 | $43,000 |
| 10 | $107,000 |
| 15 | $190,000 |
Path B total wealth at year 15:
- Bulimba equity: $1,082,000 (less CGT after 50% discount, ~$130,000 = $952K net)
- Plus share portfolio from differential: $190,000
- Less: cumulative net rent paid in inner Sydney: ~$170,000 (rent rises with CPI)
- Net wealth Path B: approximately $972,000
Path A wealth: $874,000 (PPOR with full exemption).
Path B beats Path A by approximately $98,000 over 15 years, with the gap widening if the investor disciplines the savings into actual investment vehicles rather than lifestyle.
The gap widens further with assumption changes:
- Bulimba growth at 5% (vs 4.5%): adds another $80,000 to the lead
- The Path A buyer eventually wants to upgrade — selling Riverstone and moving inner triggers no tax (PPOR exempt), but the upgrade absorbs the equity into a smaller percentage of a more expensive property
Where Path A (Buy A Home First) Actually Wins
The comparison flips in three specific scenarios:
Scenario 1: The buyer is going to live in their own place anyway, in a market with strong owner-occupier growth
A buyer who would have been content in Riverstone for 15+ years, never tempted to upgrade, gets the full PPOR exemption on the eventual sale. The investor gets CGT on theirs. For long-hold owner-occupier patterns, the tax difference adds 2-3% per annum to Path A's effective return.
Scenario 2: The buyer's lifestyle suburb is genuinely affordable
If the buyer wanted to live in Riverstone (or equivalent in their state), Path A wins because they get the asset they actually want plus the concessions. Path B only wins when there is a meaningful spread between lifestyle market and investment market.
Scenario 3: The buyer has poor investment discipline
Path B requires the buyer to actually invest the savings differential, not spend it on lifestyle inflation. Buyers who would consume the $7,000-$10,000 annual differential rather than invest it are better off in Path A's forced-saving structure.
Where Most Buyers Get This Decision Wrong
Mistake 1: Buying a $750,000 house in Riverstone when they actually want to live in Marrickville (2204). They take the first-home concession but live in a postcode they will leave in 3-4 years. The transaction costs of buying-then-selling-then-buying-again (stamp duty twice, agent commission once, legal twice) are roughly $85,000-$110,000 over a 4-year cycle, which annihilates the concession savings.
Mistake 2: Treating the FHOG as decisive. The FHOG is $10,000-$15,000. The capital growth gap between a fit-for-purpose investment property and a constrained-by-affordability owner-occupier property is usually $30,000-$60,000 per year by year five. The FHOG is a rounding error.
Mistake 3: Not running the numbers. Most buyers default to Path A on emotional grounds — "want to own a home" — without ever modelling Path B. The decision is reversible (you can sell the home and buy investment, or vice versa), but only at significant cost.
Mistake 4: Ignoring the upgrade tax. Path A's PPOR exemption is real, but only if you stay in the property. Most first-home buyers upgrade within 8-12 years, which means their equity compounds while it is the home, then gets converted into a more expensive home at the upgrade point. The compounding stops because they consume the equity rather than redeploy it.
How To Decide
Run your specific numbers. The Rentvesting Calculator compares the two paths on your income, deposit, and target suburbs. The Borrowing Power Calculator tells you what each path can afford.
The two questions that drive the answer:
- Is your lifestyle suburb genuinely unaffordable for first-home purchase? If yes, Path B is structurally favoured. If no, Path A is structurally favoured.
- Will you actually invest the savings differential, or consume it? If invest, Path B compounds. If consume, Path A wins by default.
For broader investment strategy framing, see our property investment strategy 2026 guide and the rentvesting guide.
Frequently Asked Questions
Can I claim the first home owner grant on an investment property?
No. The grant requires you to live in the property as your principal place of residence for at least 6-12 months (varies by state). Buying as an investor disqualifies you.
What if I rent out my first home after buying?
You can rent it out after fulfilling the residency requirement (typically 6-12 months). The grant is not clawed back if you have met the requirement. Stamp duty concessions claimed may have similar conditions — check state-specific rules. Once rented, the property becomes a normal investment for tax purposes.
Do I lose my first-home buyer status if I buy investment first?
Yes, in most states. Owning any property — including an investment — generally disqualifies you from first-home buyer concessions on a future PPOR purchase. The concessions are designed for genuine first-time property owners.
How does the First Home Super Saver Scheme work?
The FHSSS lets you make voluntary super contributions and withdraw them later (plus deemed earnings) for a first home purchase. Up to $15,000 per year and $50,000 lifetime can be withdrawn. The contributions are taxed at 15% inside super (lower than typical marginal rates), creating a tax saving on the deposit savings.
Should I buy with a partner who has different first-home status?
The mixed-status purchase is messy. If one partner has owned property before and the other has not, most state schemes treat the joint purchase as ineligible for full first-home concessions. Some states pro-rate based on the eligible buyer's share. Run the specific scenario through your conveyancer before exchange.
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