Flag of algeria Algeria vs Flag of são tomé and príncipe São Tomé and Príncipe

International relations comparison · updated Oct 2026
5.0 / 10
Neutral

The relation between Algeria and São Tomé and Príncipe is NEUTRAL, with an overall score of 5.0 out of 10.

Chance of conflict between both countries: rare

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Head to head: who leads each category

Population
Algeria 47.4M Leads
São Tomé and Príncipe 240.3K
GDP
Algeria $287.0B Leads
São Tomé and Príncipe $981.3M
Global influence rank
Algeria #71 Leads
São Tomé and Príncipe #194

About this relationship

Algeria and São Tomé and Príncipe, one of Africa's smallest nations, a two-island state off the coast of Central Africa with a population of roughly two hundred thousand, have essentially no history of direct engagement, occupying entirely separate spheres of regional diplomacy and economic life. São Tomé and Príncipe, a member of the African Union and the Community of Portuguese Language Countries, has had minimal interaction with Algeria beyond shared, largely symbolic participation in United Nations forums. Trade and diplomatic contact between the two countries are effectively nonexistent, with any connection occurring only through general multilateral United Nations activity.

·
47.4MLeads
Population
240.3K
2.4M km²Leads
Land area
964 km²
Algiers
Capital
Sao Tome
Islam
Main religion
Christianity
76 years
Life expectancy
65 years

Strengths & comparison

Population Algeria is 197.44x larger
Land area Algeria is 2470.69x larger

The position in the international influence ranking of Algeria is 71, while São Tomé and Príncipe is situated 123 places below in the ranking (position 194). Algeria maintains contact with 51 countries, while São Tomé and Príncipe maintains contact with 6 countries. Algeria maintains an excellent relation with 3 countries, while in the case of São Tomé and Príncipe, this figure drops to 1.

About Algeria

Algeria is a country located in North Africa, bordering the Mediterranean Sea to the north, Tunisia to the northeast, Libya to the east, Niger to the southeast, Mali and Mauritania to the southwest, and Morocco to the west. It is the largest country in Africa and the Arab world, and the tenth-largest in the world.

Algeria has a long and complex history, having been ruled by various empires and powers throughout its history, including the Roman Empire, the Ottoman Empire, and the French colonial empire. It gained independence from France in 1962, after a long and bloody struggle known as the Algerian War of Independence.

Since independence, Algeria has been ruled by a series of authoritarian governments, and has faced several internal conflicts and political instability. However, it has also made significant economic and social progress, with a strong focus on education and the development of its natural resources, particularly oil and natural gas.

Geopolitically, Algeria is an important player in the region, and is a member of the Arab League and the African Union. It has strong ties to its neighbors and other countries in the region, and is involved in regional efforts to promote stability and cooperation. It is also a major player in the global energy market, and is a key supplier of oil and natural gas to Europe and other parts of the world.

Geography & terrain

A narrow, fertile Mediterranean coastal strip gives way to the Atlas Mountains and then the vast Sahara Desert, which covers most of the country. Climate ranges from Mediterranean on the coast to hot and arid in the interior. The desert interior is a formidable natural barrier against invasion, though the populated coastal belt is more exposed to seaborne attack.

About São Tomé and Príncipe

São Tomé and Príncipe is a small island nation located in the Gulf of Guinea, off the western coast of Central Africa. It is made up of two main islands, São Tomé and Príncipe, and several smaller islands. The country has a total population of around 210,000 people and is known for its tropical climate, beautiful beaches, and rich biodiversity.

São Tomé and Príncipe gained independence from Portugal in 1975 and has since been a democratic republic. The country has a presidential system of government, with the president serving as both head of state and head of government. The capital city is São Tomé.

São Tomé and Príncipe has a diverse economy, with a mix of agriculture, forestry, and fishing. The country is also home to some small-scale industries, including food processing, textiles, and construction. The main exports of São Tomé and Príncipe are cocoa, coffee, and fish.

São Tomé and Príncipe is a member of the African Union and the Community of Portuguese Language Countries. It has strong ties to Portugal, Brazil, and other countries in the region. The country has a relatively stable political climate, with relatively few major conflicts or tensions. However, like many developing countries, it faces challenges such as poverty, lack of infrastructure, and limited access to healthcare and education.

Geography & terrain

A small, mountainous volcanic island nation in the Gulf of Guinea, densely forested with a tropical, humid climate. It is entirely coastal, with no land borders at all. Its remoteness has historically made outright land invasion unlikely, but small size and lack of any interior depth mean it has always been easy to blockade or dominate from the sea.

Source: World Bank Open Data. Most recent available data
Algeria São Tomé and Príncipe
Government type Semi-presidential republic Semi-presidential republic
GDP $287.0BLeads $981.3M
GDP per capita $6.1KLeads $4.1K
Military expenditure $21.8B Data not available
Military expenditure per capita $460 Data not available
Land military expenditure (estimation) $10.9B n/a
Air military expenditure (estimation) $5.5B n/a
Naval military expenditure (estimation) $5.5B n/a
Nuclear power No No
European Union Not a member Not a member
NATO Not a member Not a member

Algeria and São Tomé and Príncipe also share membership in: African Union

The capitals of Algeria and São Tomé and Príncipe are approximately 4 068 km apart (straight-line distance). There is a standard time difference of about 1.0 hours between them.

Based on shared language, currency, economic profile, borders and international groups, Algeria and São Tomé and Príncipe score a 35/100 similarity index. This is a fun, approximate metric — not a scientific one.

Which side is each country closer to?

Map legend
Closer to Algeria Closer to São Tomé and Príncipe

Comparing Algeria's and São Tomé and Príncipe's scores against the same third countries shows where each one has a clear edge. Algeria scores noticeably higher with: China.São Tomé and Príncipe scores noticeably higher with: United States, India, Brazil.

Let's suppose a hypothetical conflict occurs between both countries:

Solo scenario: Algeria vs São Tomé and Príncipe
Algeria 90.6%Winner São Tomé and Príncipe 9.4%
Battle narrative

Initial phase

Algeria's larger military budget and stronger air power give it an advantage in the initial stages of the conflict, with the ability to target key military positions and infrastructure.

Force composition

Algeria can also call on significantly more personnel, counting both active-duty and reserve forces. Algeria's advantage extends to naval power as well.

Ground campaign

Algeria's terrain could make a rapid ground campaign difficult: The desert interior is a formidable natural barrier against invasion, though the populated coastal belt is more exposed to seaborne attack. Port of Algiers would likely be a focal point of the campaign: Algeria's capital and largest port, the primary entry point for seaborne supplies and reinforcements. São Tomé and Príncipe's terrain could make a rapid ground campaign difficult: Its remoteness has historically made outright land invasion unlikely, but small size and lack of any interior depth mean it has always been easy to blockade or dominate from the sea. São Tomé would likely be a focal point of the campaign: The capital holds the country's only significant port and international airport, the sole points of entry for any outside force. Algeria's larger population could also support a prolonged resistance.

Prolonged conflict

Algeria's stronger economy could help sustain military operations in a prolonged conflict. Occupying São Tomé and Príncipe outright would likely prove costly given its terrain.

Overall assessment

Algeria enters this matchup as the stronger side on paper, with roughly a 90.6% probability of winning. That advantage would still need to be converted into an actual battlefield result against São Tomé and Príncipe, which real conflicts rarely guarantee.

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