Tonga vs Grenada
Tax Rate Comparison
Enter your income below for a personal tax estimate, then scroll down for full rate breakdowns.
๐ฐ Personal Income Tax Calculator
Enter your income to see your estimated annual tax liability in each country โ side by side.
๐น๐ด Tonga โ Tonga Tax System
Tonga levies income tax at a flat 20% on income above the personal allowance. No capital gains tax. Consumption tax at 15% replaced the previous sales tax. The economy is heavily reliant on remittances (over 40% of GDP) from Tongans abroad, mainly in Australia, New Zealand and the US. Agriculture and fishing are the main domestic sectors.
๐ฌ๐ฉ Grenada โ Grenada Tax System
Grenada imposes income tax at a flat 30% on income above the personal allowance. No capital gains tax applies. VAT is 15%. The Citizenship by Investment programme (among the oldest in the Caribbean) is a significant revenue source. The 'Spice Isle' economy depends heavily on tourism and nutmeg exports.
Tonga vs Grenada: Key Tax Differences (2026)
๐ฐ Income Tax: ๐ฌ๐ฉ Grenada has a higher top income tax rate (0โ20% vs 0โ30%). ๐น๐ด Tonga is more favourable for high earners.
๐ VAT/Sales Tax: Both countries have comparable consumption tax rates (15% vs 15%).
๐ข Corporate Tax: ๐น๐ด Tonga offers a lower corporate rate (25% vs 28%), which can influence business location decisions.