Kiribati vs Tonga

Kiribati is 8% larger than Tonga.

KiribatiTongaKiribati moved onto Tonga · Equal-area projection

Remote islands and overseas parts not drawn; the figures include them

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1.08×
Kiribati is 1.08× the area of Tonga.
KiribatiTonga
Size
AreaKiribati: 1.08× the area811 km²#172 of 194749 km²#175 of 194
CoastlineCoast, no land borderCoast, no land border
Land neighbours00
People
PopulationKiribati: 1.32× the population136,488#178 of 194 · 2025103,742#182 of 194 · 2025
DensityKiribati: 1.22× the density168 / km²#56 of 194139 / km²#65 of 194
Urban populationKiribati: 2.99× the urban share63%#95 of 192 · 202521%#186 of 192 · 2025
Fertility rateAbout the same births per woman3.12 per woman#51 of 192 · 20243.10 per woman#52 of 192 · 2024
Population growthKiribati: 1.87 points higher+1.45%#70 of 192 · 2025−0.42%#177 of 192 · 2025
Birth rateKiribati: 1.1× the birth rate25.3 per 1,000#49 of 192 · 202423.0 per 1,000#58 of 192 · 2024
Death rateKiribati: 1.11× the death rate7.1 per 1,000#97 of 192 · 20246.4 per 1,000#125 of 192 · 2024
Children under 15Tonga: 0.5 points higher34.4%#52 of 192 · 202534.9%#51 of 192 · 2025
People over 65Tonga: 2.5 points higher4.4%#134 of 192 · 20256.9%#102 of 192 · 2025
Net migrationKiribati: 17.3 per 1,000 higher−3.4 per 1,000#163 of 192 · 2025−20.7 per 1,000#190 of 192 · 2025
Refugees abroadTonga: 15.8× the refugees for its size0.04 per 1,000#134 of 190 · 20250.63 per 1,000#72 of 190 · 2025
Health & education
Life expectancyTonga: 6.5 years longer66.6 years#155 of 192 · 202473.1 years#103 of 192 · 2024
Infant mortalityKiribati: 4.97× the infant mortality38.8 per 1,000 births#28 of 191 · 20247.8 per 1,000 births#125 of 191 · 2024
Doctors—1.01 per 1,000#108 of 178 · 2021
University enrolmentTonga: 8.58× the university enrolment5.0%#141 of 145 · 202442.9%#87 of 145 · 2023
Human Development IndexTonga: 0.125 higher0.644#137 of 190 · 20230.769#91 of 190 · 2023
Economy
GNI per capitaTonga: 1.74× the income per person$3,930#126 of 185 · 2025$6,840#97 of 185 · 2025
GDPTonga: 1.95× the economy$349M2025$679M2025
Income groupLower-middle incomeUpper-middle income
GDP per capita (PPP)Tonga: 2.2× the output per person$3,937#162 of 184 · 2025$8,675#133 of 184 · 2025
GDP growthKiribati: 1.4 points higher+4.2%#65 of 187 · 2025+2.8%#108 of 187 · 2025
InflationKiribati: 0.9 points higher+6.5%#35 of 176 · 2025+5.6%#37 of 176 · 2025
Unemployment—2.0%#162 of 178 · 2025
Extreme povertyKiribati: 2.25× the share in extreme poverty0.9%#88 of 149 · 20230.4%#107 of 149 · 2021
Income inequality (Gini)Tonga: 2.4 higher24.7#145 of 149 · 202327.1#135 of 149 · 2021
Jobs in agriculture—23.6% of jobs#75 of 178 · 2025
Jobs in industry—23.3% of jobs#52 of 178 · 2025
Jobs in services—53.0% of jobs#104 of 178 · 2025
Foreign investmentTonga: 1.4 points higher1.2% of GDP#122 of 184 · 20252.6% of GDP#73 of 184 · 2025
ExportsTonga: 12.4 points higher4.5% of GDP#166 of 168 · 202416.9% of GDP#142 of 168 · 2024
Internet usersKiribati: 1.33× the share online89%#60 of 184 · 202467%#124 of 184 · 2024
Mobile subscriptionsTonga: 1.15× the mobile subscriptions54 per 100#179 of 191 · 202462 per 100#171 of 191 · 2022
Energy & environment
Forest areaTonga: 9.31× the forest share1% of land#175 of 192 · 202412% of land#143 of 192 · 2024
CO₂ per personTonga: 2.76× the CO₂ per person0.59 t a year#143 of 185 · 20241.63 t a year#110 of 185 · 2024
Renewable energyKiribati: 39.6 points higher41.9%#57 of 190 · 20222.3%#165 of 190 · 2022
Access to electricityTonga: 2.3 points higher97.7%#120 of 192 · 2024100.0%#1 of 192 · 2024
Air pollution (PM2.5)Tonga: 1.21× the air pollution3.9 µg/m³#190 of 191 · 20234.7 µg/m³#186 of 191 · 2023
Protected landKiribati: 9.6 points higher22.9% of land#60 of 191 · 202513.3% of land#127 of 191 · 2025
Arable landTonga: 27.8 points higher2.5% of land#157 of 190 · 202430.3% of land#28 of 190 · 2024
Governance & safety
Political stabilityTonga: 0.06 higher+1.25#16 of 193 · 2025+1.31#11 of 193 · 2025
Control of corruptionKiribati: 0.72 higher+0.30#67 of 193 · 2025−0.42#114 of 193 · 2025
Homicide rate—0.9 per 100,000#110 of 146 · 2019
State
StatusIndependent stateIndependent state
GovernmentPresidential republicConstitutional monarchy
CapitalTarawaNuku'alofa
CurrencyAustralian dollar (AUD)Tongan paʻanga (TOP)
Official languagesEnglish, GilberteseEnglish, Tongan
Traffic drivesOn the leftOn the left
Time zoneUTC+12 · UTC+12 to UTC+14, 3 time zonesUTC+13
Calling code+686+676
RegionMicronesia, OceaniaPolynesia, Oceania

Area: Wikidata. Population, income, health, economy, environment and governance: World Bank. Human Development Index: UNDP. Government: CIA World Factbook. Ranks among the 194 independent states. All sources

Why the map you grew up with disagrees

On a Mercator map, area grows with distance from the equator. Kiribati sits at about 1° N and is stretched to 1.0× its true area; Tonga at 20° S is stretched to 1.14×. Here the two are distorted about the same amount, so Mercator gets this pair roughly right. The figure above uses the Equal Earth projection, where every square kilometre is drawn the same size.

Questions about this pair

Is Kiribati bigger than Tonga?
Yes. Kiribati is 8% larger than Tonga. Kiribati covers 811 km² and Tonga covers 749 km².
How many times does Tonga fit into Kiribati?
About 1.1 times: Kiribati has 1.08× the area of Tonga.
Why do Kiribati and Tonga look different on Google Maps?
Web maps use the Mercator projection, which stretches area with distance from the equator. Kiribati is drawn about 1.0× its true area there and Tonga about 1.14×. For this pair the distortion is similar, so Mercator gets the comparison roughly right. Kartavera uses Equal Earth, where every square kilometre is drawn the same size.
Which has more people, Kiribati or Tonga?
Kiribati: 136,488 people against 103,742. Density: Kiribati 168 per km², Tonga 139 per km².
Which is richer, Kiribati or Tonga?
By gross national income per person, Tonga: $6,840 against $3,930 (World Bank, Atlas method, 2025) — 1.74× as much.
Where do people live longer, Kiribati or Tonga?
In Tonga: life expectancy at birth is 73.1 years, against 66.6 — 6.5 years longer (World Bank, 2024).
What kind of government do Kiribati and Tonga have?
By constitution, as the CIA World Factbook describes them — Kiribati: presidential republic; Tonga: constitutional monarchy.