WS · OceaniaSB · Oceania

Samoa vs Solomon Islands: tax rates compared

Solomon Islands's income tax rate is 13pp higher than Samoa's (40% vs 27%). The 200-country average is 28%: Samoa sits below it, Solomon Islands sits above it. Samoa's figure is dated 2019-01-30 and Solomon Islands's 2026-05-18, 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

0102030405060Income27%40%Corporate27%30%Capital Gains0%27%Wealth Tax0%
four shared taxes, side by side
Tax WS SBDifference
Income Tax27%40%SB +13 pp
Corporate Tax27%30%SB +3 pp
Capital Gains Tax27%0%WS +27 pplargest gap
Wealth Tax0%0%match

Income Tax

Income Tax, side by side
CountryRateSource
Samoa27%Source: Samoa Income Tax Act 2012, Schedule 1(1) (Ministry for Revenue) · as of 2019-01-30
Solomon Islands40%Source: Solomon Islands Inland Revenue Division — Income Tax · as of 2026-05-18
Difference−13 ppSolomon Islands higher

Corporate Tax

Corporate Tax, side by side
CountryRateSource
Samoa27%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Solomon Islands30%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Difference−3 ppSolomon Islands higher

Solomon Islands's corporate tax rate is 3pp higher than Samoa's (30% vs 27%). The 201-country average is 22.6%: both sit above it.

Capital Gains Tax

Capital Gains Tax, side by side
CountryRateSource
Samoa27%Source: Samoa Income Tax Act 2012, Schedule 1 (Ministry for Revenue) · as of 2019-01-30
Solomon Islands0%Source: Solomon Islands Inland Revenue Division — Tax Information · as of 2026-07-19
Difference+27 ppSamoa higher

Samoa's capital gains tax rate is 27pp higher than Solomon Islands's (27% vs 0%). The 175-country average is 10.3%: Samoa sits above it, Solomon Islands sits below it. Samoa's figure is dated 2019-01-30 and Solomon Islands's 2026-07-19, so the two rates come from different data vintages.

Wealth Tax

Wealth Tax, side by side
CountryRateSource
Samoa0%Source: Samoa Ministry for Revenue · as of 2026-07-18
Solomon Islands0%Source: Solomon Islands Inland Revenue Division · as of 2026-07-18
Difference0 ppdisplayed rates match

Samoa's wealth tax rate is identical to Solomon Islands's — both sit at 0%. The 193-country average is 0.1%: both sit below it.

Not covered for both countries yet: VAT, Crypto Tax.