AU · OceaniaTO · Oceania
Australia vs Tonga: tax rates compared
Australia's income tax rate is 22pp higher than Tonga's (47% vs 25%). The 200-country average is 28%: Australia sits above it, Tonga sits below it. Australia's figure is dated 2025-01-01 and Tonga's 2021-07-01, so the two rates come from different data vintages.
Verified data covers four of the six tracked tax types for both countries; every rate below is cited to its source and dated.
At a glance
| Tax | AU | TO | Difference |
|---|---|---|---|
| Income Tax | 47% | 25% | AU +22 pplargest gap |
| Corporate Tax | 30% | 25% | AU +5 pp |
| VAT | 10% | 15% | TO +5 pp |
| Wealth Tax | 0% | 0% | match |
Income Tax
| Country | Rate | Source |
|---|---|---|
| Australia | 47% | Source: OECD Tax Database — Top statutory personal income tax rates · as of 2025-01-01 |
| Tonga | 25% | Source: Ministry of Revenue & Customs, Government of Tonga — Individual Employee · as of 2021-07-01 |
| Difference | +22 pp | Australia higher |
Corporate Tax
| Country | Rate | Source |
|---|---|---|
| Australia | 30% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Tonga | 25% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Difference | +5 pp | Australia higher |
Australia's corporate tax rate is 5pp higher than Tonga's (30% vs 25%). The 201-country average is 22.6%: both sit above it.
VAT
| Country | Rate | Source |
|---|---|---|
| Australia | 10% | Source: PWC Worldwide Tax Summaries — Australia (Corporate, Other taxes) · as of 2026-06-30 |
| Tonga | 15% | Source: Consumption Tax Act (CAP 26.02, 2016 Revised Edition), Kingdom of Tonga · as of 2010-11-24 |
| Difference | −5 pp | Tonga higher |
Tonga's VAT rate is 5pp higher than Australia's (15% vs 10%). The 181-country average is 15%: Australia sits below it, Tonga matches the world average. Australia's figure is dated 2026-06-30 and Tonga's 2010-11-24, so the two rates come from different data vintages.
Wealth Tax
| Country | Rate | Source |
|---|---|---|
| Australia | 0% | Source: PWC Worldwide Tax Summaries — Australia (Net wealth/worth tax rates) · as of 2026-06-30 |
| Tonga | 0% | Source: Tonga Ministry of Revenue & Customs — Tax Legislations (official index) · as of 2026-07-18 |
| Difference | 0 pp | displayed rates match |
Australia's wealth tax rate is identical to Tonga's — both sit at 0%. The 193-country average is 0.1%: both sit below it.
Not covered for both countries yet: Capital Gains Tax, Crypto Tax.