Australia vs United Kingdom — Tax Comparison 2026-27
Australia: 15%–45% across 4 brackets. United Kingdom: 0%–45% across 5 brackets. Compare take-home pay side by side for employees and contractors.
At $100,000 equivalent income, an employee in Australia takes home $74,373 vs $72,171 in United Kingdom. For contractors, take-home is $62,373 in Australia compared to $73,720 in United Kingdom.
Estimates based on 2026-27 rates and approximate exchange rates. Actual take-home varies by individual circumstances.
USD amounts use approximate exchange rates (AUD: 0.7065, GBP: 1.3423). Local currency figures are exact.
| Metric | Australia | United Kingdom |
|---|---|---|
| Gross (AUD/GBP) | $141,548 | £74,496 |
| Gross (USD) | $100,000 | $99,999 |
| Income Tax | $33,443 | £17,230 |
| Social Security | $0 | £3,501 |
| Health Insurance | $2,831 | £0 |
| Net (AUD/GBP) | $105,274 | £53,765 |
| Net (USD) | $74,373+$2,202 | $72,171 |
| Effective Rate | 25.6% | 27.8% |
Gross (AUD/GBP)
Australia
$141,548
United Kingdom
£74,496
Gross (USD)
Australia
$100,000
United Kingdom
$99,999
Income Tax
Australia
$33,443
United Kingdom
£17,230
Social Security
Australia
$0
United Kingdom
£3,501
Health Insurance
Australia
$2,831
United Kingdom
£0
Net (AUD/GBP)
Australia
$105,274
United Kingdom
£53,765
Net (USD)
Australia
$74,373
+$2,202United Kingdom
$72,171
Effective Rate
Australia
25.6%
United Kingdom
27.8%
Where identifiable, mandatory health contributions are shown separately. For other countries, health coverage is included in the Social Security amount.
Bottom Line
At $100,000/year income
Australia gives you $2,202 more per year ($184/mo) as an employee
United Kingdom gives you $11,347 more per year ($946/mo) as a contractor
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How Taxes Work
Australia Tax System
Employee
- ·FY 2026-27 (Stage 3+ tax cuts).
- ·Tax-free threshold $18,200.
- ·Brackets: 15% to $45,000, 30% to $135,000, 37% to $190,000, 45% above.
- ·Medicare Levy 2% on all taxable income — shown as health insurance.
- ·Employer pays Superannuation (12%) on top of salary — not deducted from your pay.
- ·Low Income Tax Offset (LITO, up to $700) and Medicare Levy Surcharge (1-1.5%) not included.
Contractor
- ·Sole trader / ABN holder.
- ·Same income tax brackets and tax-free threshold as employees.
- ·Medicare Levy 2% — shown as health insurance.
- ·Must fund own superannuation: 12% of income (voluntary but recommended), capped at ~$270,830/yr.
- ·LITO not included.
- ·GST obligations (if turnover exceeds $75,000) are separate from income tax.
United Kingdom Tax System
Employee
- ·Income tax: 20%/40%/45% with £12,570 personal allowance.
- ·Allowance tapers £1 per £2 above £100k (effective 60% rate on £100k–£125,140).
- ·NI Class 1: 8% on £12,570–£50,270, 2% above (no cap).
- ·Frozen through 2027/28.
Contractor
- ·Same income tax and PA taper.
- ·NI Class 4: 6% on £12,570–£50,270, 2% above (no cap).
- ·£1,000 trading allowance.
- ·Frozen through 2027/28.
Full Australia Tax Calculator →
Detailed breakdown with custom income
Full United Kingdom Tax Calculator →
Detailed breakdown with custom income
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Frequently Asked Questions
Do Australians or Brits pay more income tax?
- ·Australia's Stage 3 brackets range from 16-45%.
- ·The UK ranges from 20-45% with a hidden 60% band.
- ·Australia adds 2% Medicare Levy.
- ·The UK has National Insurance.
- ·At $100K, effective rates are similar.
- ·Australia has no tax-free threshold issue like the UK's PA taper.
How do social contributions compare between Australia and UK?
- ·Australia's employer-paid Super (11.5%) is separate from the employee's tax burden.
- ·Employees pay the 2% Medicare Levy.
- ·UK employees pay National Insurance in tiers (8%/2%).
- ·For self-employed, the UK is generally cheaper — Australia adds the full Medicare Levy with no self-employed discount.
Can I work remotely between Australia and the UK?
- ·The Australia-UK tax treaty prevents double taxation.
- ·Neither has a digital nomad visa.
- ·Australia offers Working Holiday (417/462) visas for under-31s.
- ·The UK has the Global Talent Visa.
- ·Australia's tax year runs July-June; the UK runs April-April.
- ·Timing matters for partial-year residency.