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Comoros vs Guinea-Bissau
Side-by-side comparison of Comoros and Guinea-Bissau from official statistics: size, economy, people, trade, natural resources, health, infrastructure and military, with world ranks, years and sources.
Guinea-Bissau
Sub-Saharan Africa · nation age 52 years
In short
Comoros scores 27.0 in the NationsTree Index (168th in the world) and Guinea-Bissau scores 17.0 (192nd), a gap of 10.0 points. Their trees are 1.0 m and 1.3 m tall; tree height grows with real GDP and is adjusted by the index.
Guinea-Bissau has 2.5 times the population of Comoros. Guinea-Bissau is 19 times larger than Comoros by land area. The economy of Guinea-Bissau is 98% larger than that of Comoros (GDP at purchasing power parity). Population: Comoros 882,847 and Guinea-Bissau 2.2 million (2025).
GDP per person at purchasing power parity is $4,238 in Comoros and $3,293 in Guinea-Bissau (2025, international dollars). People in Comoros live on average 2.8 years longer (67.0 vs 64.3 years).
Of 33 indicators reported by both countries, Comoros ranks higher in the world on 24 and Guinea-Bissau on 9. Comoros is clearly stronger in trade. Guinea-Bissau is clearly stronger in military, environment & energy and natural resources.
As a nation, Guinea-Bissau is the older of the two (statehood since 1974, 52 years), compared with Comoros (since 1975). Over the last five years Comoros improved faster (direction score 53 vs 11 out of 100).
Where they differ most
The indicators with the biggest gap in world position between Comoros and Guinea-Bissau.
Comorosbetter
-1.3%
59th of 192
Guinea-Bissau
-6.7%
172nd of 192
Air pollution (PM2.5)Environment & energy
Comorosbetter
10.2
47th of 200
Guinea-Bissau
32.3
160th of 200
General government gross debtEconomy
Comorosbetter
30.5%
36th of 189
Guinea-Bissau
75.1%
142nd of 189
Renewable freshwater per personNatural resources
Comoros
1,439
113th of 183
Guinea-Bissaubetter
7,599
55th of 183
Safely managed sanitationInfrastructure & digital
Comorosbetter
49.4%
85th of 144
Guinea-Bissau
22.6%
124th of 144
Over time
How the two countries moved against each other, from the yearly data.
Comoros overtook Guinea-Bissau in the NationsTree Index in 2022 and has stayed ahead since.
Comoros has been ahead of Guinea-Bissau in GDP per person (PPP) and life expectancy in every year since 1990.
Guinea-Bissau has been ahead of Comoros in GDP (PPP) and population in every year since 1990.
Strength by category
Average world percentile of the indicators in each category (0–100, direction taken into account). i
ComorosGuinea-Bissau All indicators
Latest available value for each country with its year and world rank. Green: the better world position of the two, red: the weaker one.
| Indicator | Comoros | Guinea-Bissau |
|---|---|---|
| Land & people | ||
| Surface area km² | 1,870176th/216 · 2024 | 36,125135th/216 · 2024 |
| Land area km² | 1,870174th/216 · 2024 | 28,120139th/216 · 2024 |
| Population people | 882,847162nd/217 · 2025 | 2.2 m147th/217 · 2025 |
| Population growth % | 1.85%56th/217 · 2025 | 2.16%41st/217 · 2025 |
| Population density people/km² | 463.526th/216 · 2024 | 78.3127th/216 · 2024 |
| Urban population % | 33.9%186th/217 · 2025 | 46.7%157th/217 · 2025 |
| Population aged 0–14 % | 36.9%43rd/217 · 2025 | 38.3%31st/217 · 2025 |
| Population aged 65+ % | 4.5%157th/217 · 2025 | 3.2%187th/217 · 2025 |
| Economy | ||
| GDP USD | $1.81 bn191st/210 · 2025 | $2.53 bn185th/210 · 2025 |
| GDP (PPP) intl. USD | $3.74 bn180th/199 · 2025 | $7.41 bn165th/199 · 2025 |
| Real GDP (PPP, constant 2021 prices) intl. USD 2021 | $3.20 bn180th/199 · 2025 | $6.33 bn165th/199 · 2025 |
| GDP per person USD | $2,056175th/210 · 2025 | $1,124193rd/210 · 2025 |
| GDP per person (PPP) intl. USD | $4,238174th/199 · 2025 | $3,293183rd/199 · 2025 |
| GNI per person (Atlas) USD | $1,950167th/201 · 2025 | $1,090185th/201 · 2025 |
| GDP growth % | 3.8%88th/210 · 2025 | 5.8%37th/210 · 2025 |
| Inflation % | 3.2%93rd/180 · 2025 | 0.9%32nd/180 · 2025 |
| Unemployment % | 3.8%66th/187 · 2025 | 2.7%27th/187 · 2025 |
| General government gross debt % of GDP | 30.5%36th/189 · 2025 | 75.1%142nd/189 · 2025 |
| Government budget balance % of GDP | -1.3%59th/192 · 2025 | -6.7%172nd/192 · 2025 |
| Main industries | ||
| Agriculture, forestry, fishing % of GDP | 36.6%4th/197 · 2025 | 40.6%3rd/197 · 2025 |
| Industry incl. construction % of GDP | 9.9%186th/200 · 2025 | 15.7%158th/200 · 2025 |
| Manufacturing % of GDP | 7.2%131st/192 · 2025 | 8.6%115th/192 · 2025 |
| Services % of GDP | 48.8%152nd/200 · 2025 | 39.1%187th/200 · 2025 |
| Trade | ||
| Exports of goods & services USD | $168.7 m175th/182 · 2025 | $350.5 m170th/182 · 2025 |
| Imports of goods & services USD | $573.3 m174th/182 · 2025 | $682.9 m171st/182 · 2025 |
| Exports % of GDP | 9.3%177th/183 · 2025 | 13.9%165th/183 · 2025 |
| Imports % of GDP | 31.6%128th/183 · 2025 | 27.0%146th/183 · 2025 |
| Trade openness % of GDP | 40.9%159th/183 · 2025 | 40.9%160th/183 · 2025 |
| Fuel exports % of merchandise exports | 0.0%155th/170 · 2023 | 0.0%2015 |
| Manufactures exports % of merchandise exports | 10.2%132nd/171 · 2023 | 0.0%2015 |
| Food exports % of merchandise exports | 88.5%8th/171 · 2023 | 68.5%2018 |
| Ores & metals exports % of merchandise exports | 1.2%128th/171 · 2023 | 0.6%2005 |
| High-tech exports % of manufactured exports | 3.1%116th/168 · 2023 | 5.8%2015 |
| Current account balance % of GDP | -0.5%80th/191 · 2025 | -6.2%155th/191 · 2025 |
| Foreign direct investment, inflows % of GDP | 0.5%156th/196 · 2025 | 1.3%128th/196 · 2025 |
| Natural resources | ||
| Natural resource rents % of GDP | 1.6%104th/209 · 2021 | 10.4%44th/209 · 2021 |
| Oil rents % of GDP | 0.00%120th/197 · 2021 | 0.00%120th/197 · 2021 |
| Natural gas rents % of GDP | 0.00%100th/197 · 2021 | 0.00%100th/197 · 2021 |
| Coal rents % of GDP | 0.00%68th/195 · 2021 | 0.00%68th/195 · 2021 |
| Mineral rents % of GDP | 0.00%91st/209 · 2021 | 0.00%91st/209 · 2021 |
| Forest rents % of GDP | 1.63%42nd/209 · 2021 | 10.43%5th/209 · 2021 |
| Arable land % of land area | 29.6%30th/206 · 2024 | 16.1%69th/206 · 2024 |
| Renewable freshwater per person m³ | 1,439113th/183 · 2022 | 7,59955th/183 · 2022 |
| Tourism | ||
| International tourist arrivals arrivals | 7,000190th/194 · 2020 | 52,400178th/194 · 2019 |
| Tourism receipts USD | $18.5 m167th/175 · 2020 | $18.9 m166th/175 · 2019 |
| Tourism receipts % of exports | 26.8%29th/168 · 2020 | 6.5%77th/168 · 2019 |
| Society & health | ||
| Life expectancy years | 67.0179th/217 · 2024 | 64.3193rd/217 · 2024 |
| Under-5 mortality per 1,000 births | 39.0155th/196 · 2024 | 67.3182nd/196 · 2024 |
| Physicians per 1,000 people | 0.42128th/174 · 2022 | 0.25138th/174 · 2022 |
| Hospital beds per 1,000 people | 2.22010 | 1.02009 |
| DPT immunization % of children 12–23 months | 75%157th/193 · 2024 | 68%173rd/193 · 2024 |
| Completed lower secondary, 25+ % of adults | 31.6%131st/153 · 2022 | 21.4%140th/153 · 2022 |
| Secondary enrolment % gross | 54.8%151st/173 · 2022 | 34.4%2006 |
| Social protection coverage (incl. pensions) % of population | 7.7%54th/55 · 2020 | 22.0%45th/55 · 2021 |
| Old-age dependency ratio % of working-age population | 7.6%150th/217 · 2025 | 5.5%190th/217 · 2025 |
| Health spending % of GDP | 6.6%95th/193 · 2023 | 8.8%49th/193 · 2023 |
| Adult literacy % | 75.6%73rd/98 · 2021 | 63.9%85th/98 · 2022 |
| Tertiary enrolment % gross | 18.8%2017 | 2.6%2006 |
| Human Development Index index 0–1 | 0.603152nd/193 · 2023 | 0.514174th/193 · 2023 |
| Income inequality (Gini) index | 30.326th/108 · 2024 | 33.444th/108 · 2021 |
| Extreme poverty % of population | 5.1%75th/108 · 2024 | 39.9%99th/108 · 2021 |
| Infrastructure & digital | ||
| Access to electricity % of population | 91.7%159th/215 · 2024 | 43.7%202nd/215 · 2024 |
| Safely managed drinking water % of population | — | 24.0%135th/150 · 2024 |
| Safely managed sanitation % of population | 49.4%85th/144 · 2024 | 22.6%124th/144 · 2024 |
| Internet users % of population | 32.5%165th/186 · 2024 | 29.8%169th/186 · 2024 |
| Mobile subscriptions per 100 people | 110119th/210 · 2023 | 14733rd/210 · 2024 |
| Fixed broadband per 100 people | 0.4180th/208 · 2023 | 0.4181st/208 · 2024 |
| Trade & transport infrastructure quality (LPI) score 1–5 | 2.25128th/164 · 2018 | 2.4096th/164 · 2022 |
| Air passengers carried passengers | 27,3001996 | 20,4001998 |
| Environment & energy | ||
| CO₂ emissions per person t CO₂e | 0.5142nd/203 · 2024 | 0.1619th/203 · 2024 |
| Renewable energy % of final energy use | 39.3%62nd/212 · 2022 | 87.4%8th/212 · 2022 |
| Air pollution (PM2.5) µg/m³ | 10.247th/200 · 2023 | 32.3160th/200 · 2023 |
| Forest area % of land area | 17.8%137th/214 · 2024 | 74.8%11th/214 · 2024 |
| Energy use per person kg oil eq. | 662007 | 652007 |
| Institutions & safety | ||
| Government effectiveness score 0–100 | 28.9183rd/205 · 2025 | 22.2193rd/205 · 2025 |
| Control of corruption score 0–100 | 30.3160th/207 · 2025 | 19.8193rd/207 · 2025 |
| Rule of law score 0–100 | 42.9162nd/207 · 2025 | 37.7185th/207 · 2025 |
| Political stability score 0–100 | 61.6134th/207 · 2025 | 56.3156th/207 · 2025 |
| Regulatory quality score 0–100 | 35.8181st/205 · 2025 | 34.3185th/205 · 2025 |
| Voice & accountability score 0–100 | 37.9156th/205 · 2025 | 38.0155th/205 · 2025 |
| Homicide rate per 100,000 | — | 1.12017 |
| Military | ||
| Military expenditure USD | — | $22.4 m151st/156 · 2025 |
| Military expenditure % of GDP | — | 0.9%123rd/156 · 2025 |
| Military expenditure % of government spending | — | 4.7%89th/154 · 2025 |
| Armed forces personnel people | — | 4,000148th/170 · 2020 |
| Armed forces personnel % of labour force | — | 0.53%110th/168 · 2020 |
| Arms imports (SIPRI TIV) TIV | 0158th/163 · 2025 | 5.0 m1993 |
| Science & innovation | ||
| Scientific articles articles | 8185th/197 · 2023 | 14181st/197 · 2023 |
Questions and answers
Which has more people, Comoros or Guinea-Bissau?
Guinea-Bissau has the larger population: 2.2 m (2025) compared with 882,847 for Comoros (2025). Source: World Bank, SP.POP.TOTL.
Which is bigger by area, Comoros or Guinea-Bissau?
Guinea-Bissau is larger: 36,125 km² (2024) compared with 1,870 km² for Comoros (2024). Source: World Bank, AG.SRF.TOTL.K2.
Which economy is larger, Comoros or Guinea-Bissau?
Guinea-Bissau has the larger economy at purchasing power parity: $7.41 bn intl. (2025) compared with $3.74 bn intl. for Comoros (2025). Source: World Bank, NY.GDP.MKTP.PP.CD.
Which is richer per person, Comoros or Guinea-Bissau?
Comoros has the higher GDP per person (PPP): $4,238 intl. (2025) compared with $3,293 intl. for Guinea-Bissau (2025). Source: World Bank, NY.GDP.PCAP.PP.CD.
Where do people live longer, in Comoros or Guinea-Bissau?
Comoros has the higher life expectancy at birth: 67.0 years (2024) compared with 64.3 years for Guinea-Bissau (2024). Source: World Bank, SP.DYN.LE00.IN.
Which ranks higher in the NationsTree Index, Comoros or Guinea-Bissau?
Comoros: 27.0 points (168th in the world); Guinea-Bissau: 17.0 points (192nd). The index combines foundations, economic strength, quality of life, problems and 5-year direction from public statistics.
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Gambia
Lesotho
LiberiaSources
World Bank World Development Indicators and Worldwide Governance Indicators, compiling UN agencies, the IMF, WHO, SIPRI and national statistical offices; every row links to its world ranking with the source series. See Sources & licences and Methodology.
Cite as: NationsTree (2026). Comoros vs Guinea-Bissau — country comparison. https://nationstree.org/compare/comoros-vs-guinea-bissau. Data as of 26 October 2026.