GN · AfricaTO · Oceania
Guinea vs Tonga: tax rates compared
Between the two, Tonga's income tax rate (25%) tops Guinea's (20%) by 5pp. The 200-country average is 28%: both sit below it. Guinea's figure is dated 2022-01-01 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 | GN | TO | Difference |
|---|---|---|---|
| Income Tax | 20% | 25% | TO +5 pplargest gap |
| Corporate Tax | 25% | 25% | match |
| VAT | 18% | 15% | GN +3 pp |
| Wealth Tax | 0% | 0% | match |
Income Tax
| Country | Rate | Source |
|---|---|---|
| Guinea | 20% | Source: Guinea Code Général des Impôts (Loi ordinaire L/2021/032/AN), Direction Générale des Impôts, Articles 63-64 · as of 2022-01-01 |
| Tonga | 25% | Source: Ministry of Revenue & Customs, Government of Tonga — Individual Employee · as of 2021-07-01 |
| Difference | −5 pp | Tonga higher |
Corporate Tax
| Country | Rate | Source |
|---|---|---|
| Guinea | 25% | 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 | 0 pp | displayed rates match |
There's no gap here — Guinea and Tonga both post a corporate tax rate of 25%. The 201-country average is 22.6%: both sit above it.
VAT
| Country | Rate | Source |
|---|---|---|
| Guinea | 18% | Source: PwC — VAT and Indirect Taxes in Africa 2023, Guinea · as of 2023-01-28 |
| Tonga | 15% | Source: Consumption Tax Act (CAP 26.02, 2016 Revised Edition), Kingdom of Tonga · as of 2010-11-24 |
| Difference | +3 pp | Guinea higher |
Between the two, Guinea's VAT rate (18%) tops Tonga's (15%) by 3pp. The 181-country average is 15%: Guinea sits above it, Tonga matches the world average. Guinea's figure is dated 2023-01-28 and Tonga's 2010-11-24, so the two rates come from different data vintages.
Wealth Tax
| Country | Rate | Source |
|---|---|---|
| Guinea | 0% | Source: Direction Générale des Impôts (DGI) Guinée — official site · as of 2026-07-18 |
| Tonga | 0% | Source: Tonga Ministry of Revenue & Customs — Tax Legislations (official index) · as of 2026-07-18 |
| Difference | 0 pp | displayed rates match |
There's no gap here — Guinea and Tonga both post a wealth tax rate of 0%. The 193-country average is 0.1%: both sit below it.
Not covered for both countries yet: Capital Gains Tax, Crypto Tax.