Cameroon vs Papua New Guinea

Cameroon and Papua New Guinea are almost exactly the same size.

CameroonPapua New GuineaCameroon moved onto Papua New Guinea · Equal-area projection
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1.03×
Cameroon is 1.03× the area of Papua New Guinea.
CameroonPapua New Guinea
Size
AreaAbout the same area475,442 km²#52 of 194462,840 km²#53 of 194
CoastlineHas a coastHas a coast
Land neighbours61
People
PopulationCameroon: 2.78× the population29,879,337#51 of 194 · 202510,762,817#92 of 194 · 2025
DensityCameroon: 2.7× the density63 / km²#122 of 19423 / km²#162 of 194
Urban populationCameroon: 3.53× the urban share56%#121 of 192 · 202516%#191 of 192 · 2025
Fertility rateCameroon: 1.39× the births per woman4.26 per woman#16 of 192 · 20243.07 per woman#53 of 192 · 2024
Population growthCameroon: 0.81 points higher+2.56%#22 of 192 · 2025+1.75%#57 of 192 · 2025
Birth rateCameroon: 1.37× the birth rate33.3 per 1,000#15 of 192 · 202424.3 per 1,000#54 of 192 · 2024
Death rateCameroon: 1.06× the death rate7.0 per 1,000#102 of 192 · 20246.6 per 1,000#117 of 192 · 2024
Children under 15Cameroon: 8.0 points higher41.1%#16 of 192 · 202533.1%#55 of 192 · 2025
People over 65Papua New Guinea: 0.8 points higher2.8%#175 of 192 · 20253.6%#150 of 192 · 2025
Net migrationPapua New Guinea: 0.5 per 1,000 higher−0.5 per 1,000#100 of 192 · 20250.0 per 1,000#73 of 192 · 2025
Refugees abroadCameroon: 78.3× the refugees for its size4.70 per 1,000#28 of 190 · 20250.06 per 1,000#129 of 190 · 2025
Health & education
Life expectancyPapua New Guinea: 2.3 years longer64.0 years#169 of 192 · 202466.3 years#158 of 192 · 2024
Infant mortalityCameroon: 1.28× the infant mortality40.2 per 1,000 births#26 of 191 · 202431.3 per 1,000 births#44 of 191 · 2024
DoctorsCameroon: 2.33× the doctors per person0.14 per 1,000#161 of 178 · 20220.06 per 1,000#175 of 178 · 2023
University enrolment16.7%#118 of 145 · 2024—
Human Development IndexCameroon: 0.012 higher0.588#152 of 190 · 20230.576#157 of 190 · 2023
Economy
GNI per capitaPapua New Guinea: 1.55× the income per person$1,860#152 of 185 · 2025$2,890#134 of 185 · 2025
GDPCameroon: 1.81× the economy$58.93B2025$32.5B2025
Income groupLower-middle incomeLower-middle income
GDP per capita (PPP)Cameroon: 1.11× the output per person$5,788#148 of 184 · 2025$5,215#150 of 184 · 2025
GDP growthPapua New Guinea: 2.4 points higher+3.2%#93 of 187 · 2025+5.6%#38 of 187 · 2025
InflationPapua New Guinea: 1.0 points higher+3.4%#78 of 176 · 2025+4.4%#47 of 176 · 2025
UnemploymentCameroon: 1.38× the unemployment3.6%#119 of 178 · 20252.6%#154 of 178 · 2025
Extreme poverty26.7%#29 of 149 · 2021—
Income inequality (Gini)42.2#29 of 149 · 2021—
Jobs in agricultureCameroon: 5.0 points higher41.9% of jobs#37 of 178 · 202536.9% of jobs#43 of 178 · 2025
Jobs in industryCameroon: 6.7 points higher14.6% of jobs#140 of 178 · 20257.9% of jobs#166 of 178 · 2025
Jobs in servicesPapua New Guinea: 11.8 points higher43.5% of jobs#141 of 178 · 202555.3% of jobs#98 of 178 · 2025
Foreign investmentCameroon: 4.6 points higher1.0% of GDP#126 of 184 · 2025-3.6% of GDP#181 of 184 · 2025
Exports13.1% of GDP#155 of 168 · 2025—
Military spendingCameroon: 3.03× the military spending1.1% of GDP#109 of 155 · 20250.3% of GDP#149 of 155 · 2025
Internet usersCameroon: 2.46× the share online46%#147 of 184 · 202419%#175 of 184 · 2024
Mobile subscriptionsCameroon: 2.77× the mobile subscriptions108 per 100#114 of 191 · 202439 per 100#187 of 191 · 2024
Energy & environment
Forest areaPapua New Guinea: 1.85× the forest share41% of land#66 of 192 · 202475% of land#9 of 192 · 2024
CO₂ per personPapua New Guinea: 1.49× the CO₂ per person0.35 t a year#157 of 185 · 20240.52 t a year#149 of 185 · 2024
Renewable energyCameroon: 24.6 points higher79.2%#19 of 190 · 202154.6%#43 of 190 · 2022
Access to electricityCameroon: 28.7 points higher72.0%#153 of 192 · 202443.3%#180 of 192 · 2024
Air pollution (PM2.5)Cameroon: 3.94× the air pollution55.6 µg/m³#10 of 191 · 202314.1 µg/m³#124 of 191 · 2023
Protected landCameroon: 7.3 points higher11.0% of land#140 of 191 · 20253.7% of land#173 of 191 · 2025
Arable landCameroon: 12.4 points higher13.1% of land#79 of 190 · 20240.7% of land#178 of 190 · 2024
Water stressCameroon: 16× the water stress1.6%#153 of 176 · 20220.1%#175 of 176 · 2022
PrecipitationPapua New Guinea: 1.96× the rain and snow1,604 mm#51 of 180 · 20223,142 mm#3 of 180 · 2022
Governance & safety
Political stabilityPapua New Guinea: 1.14 higher−1.69#176 of 193 · 2025−0.55#145 of 193 · 2025
Control of corruptionPapua New Guinea: 0.42 higher−1.20#166 of 193 · 2025−0.78#140 of 193 · 2025
Homicide rate6.8 per 100,000#38 of 146 · 2022—
State
StatusIndependent stateIndependent state
GovernmentPresidential republicConstitutional monarchyparliamentary democracy under a constitutional monarchy; a Commonwealth realm
CapitalYaoundePort Moresby
CurrencyCentral African CFA franc (XAF)Kina (PGK)
Official languagesEnglish, FrenchEnglish, Tok Pisin, Hiri Motu, Papua New Guinean Sign Language
Traffic drivesOn the rightOn the left
Time zoneUTC+1UTC+10 · UTC+10 to UTC+11, 2 time zones
Calling code+237+675
RegionMiddle Africa, AfricaMelanesia, 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. Cameroon sits at about 6° N and is stretched to 1.01× its true area; Papua New Guinea at 6° S is stretched to 1.01×. 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 Cameroon bigger than Papua New Guinea?
Yes. Cameroon and Papua New Guinea are almost exactly the same size. Cameroon covers 475,442 km² and Papua New Guinea covers 462,840 km².
How many times does Papua New Guinea fit into Cameroon?
About 1.0 times: Cameroon has 1.03× the area of Papua New Guinea.
Why do Cameroon and Papua New Guinea look different on Google Maps?
Web maps use the Mercator projection, which stretches area with distance from the equator. Cameroon is drawn about 1.01× its true area there and Papua New Guinea about 1.01×. 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, Cameroon or Papua New Guinea?
Cameroon: 29,879,337 people against 10,762,817. Density: Cameroon 63 per km², Papua New Guinea 23 per km².
Which is richer, Cameroon or Papua New Guinea?
By gross national income per person, Papua New Guinea: $2,890 against $1,860 (World Bank, Atlas method, 2025) — 1.55× as much.
Where do people live longer, Cameroon or Papua New Guinea?
In Papua New Guinea: life expectancy at birth is 66.3 years, against 64.0 — 2.3 years longer (World Bank, 2024).
What kind of government do Cameroon and Papua New Guinea have?
By constitution, as the CIA World Factbook describes them — Cameroon: presidential republic; Papua New Guinea: constitutional monarchy.