Australia vs United Kingdom: Tax Comparison

Compare income tax rates and take-home pay between Australia and United Kingdom

You'd keep $2,079 more in Australia

Australia

25.6% tax

United Kingdom

27.7% tax

$173/mo difference

Side-by-side breakdown

Australia

2025/26

26%

Income

Gross Salary$100,000
Taxable Income$100,000

Taxes & Contributions

Lower income earners-$3,072
Middle income earners-$19,342
Upper middle income earners-$1,217
Medicare Levy-$2,000
Total Taxes-$25,631
NET ANNUAL PAY$74,369
Per Month$6,197
Effective Rate25.6%

United Kingdom

2025/26

28%

Income

Gross Salary$100,000
Personal allowance-$17,014
Taxable Income$82,986

Taxes & Contributions

Basic rate-$10,206
Higher rate-$12,783
Class 1 National Insurance (employee)-$4,721
Total Taxes-$27,710
NET ANNUAL PAY$72,290
Per Month$6,024
Effective Rate27.7%

Tax rate by income level

Australia
United Kingdom

Understanding the difference

Australia's Hidden Safety Net

Your 12% mandatory superannuation (employer-paid, outside your payslip) is forced retirement savings that actually works; the UK has no equivalent, so you're relying entirely on your own discipline. Australia also includes free healthcare in the Medicare levy, making the total tax burden more transparent than it first appears.

Britain's National Insurance Trap

The UK splits income tax and National Insurance into two separate systems, and NI hits you on earnings above 12,570 at rates that rival income tax itself. This makes the real tax rate far steeper than the headline income tax brackets suggest, especially for middle earners.

Australia Rewards Low Earners More

The Low Income Tax Offset and tax-free threshold of 18,200 AUD mean entry-level workers keep significantly more of their pay. The UK's personal allowance is smaller and disappears entirely for high earners, creating a punishing cliff for those earning over 100,000 GBP.

The Expat Calculus

Australia's superannuation is locked away until retirement, making it great for long-term residents but frustrating if you leave; the UK gives you full access to your earnings immediately. If you're unsure about staying, the UK's flexibility wins; if you're settling in, Australia's forced savings discipline wins.

Detailed country guides

Compare all 140+ countries

See how Australia and United Kingdom rank globally

View all countries