Flag of cuba Cuba vs Flag of vietnam Vietnam

International relations comparison · updated Oct 2026
9.37 / 10
Excellent

The relation between Cuba and Vietnam is EXCELLENT, and they could be called STRATEGIC ALLIES, with an overall score of 9.37 out of 10.

Chance of conflict between both countries: extremely rare

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Head to head: who leads each category

Population
Cuba 10.9M
Vietnam 101.6M Leads
GDP
Cuba $107.4B
Vietnam $514.7B Leads
Military expenditure
Cuba $128.6M
Vietnam $5.5B Leads
Global influence rank
Cuba #45
Vietnam #36 Leads

About this relationship

Vietnam and Cuba established diplomatic relations on December 2, 1960, making Cuba the first country in the Western Hemisphere to recognize the government in Hanoi. The relationship was forged during the Vietnam War, when Cuba extended political, material and symbolic solidarity to North Vietnam; the visit of Fidel Castro to liberated territory in Quang Tri province in 1973, where he is remembered for urging Vietnamese fighters to press on with the words that Cuban blood would be shed for Vietnam if needed, remains a touchstone of the relationship. In the postwar years, Cuba contributed technical assistance and labor to Vietnamese reconstruction projects, including infrastructure built in Quang Tri that Vietnamese officials still cite as a physical symbol of Cuban solidarity, cementing a bond both governments describe as a model of fraternal socialist friendship rather than an ordinary bilateral relationship.

Economic ties between the two countries have historically been modest, constrained by Cuba's small economy, the United States embargo, and the two countries' geographic distance, but they have taken on renewed practical importance as Cuba has faced a severe economic crisis marked by fuel shortages, electricity blackouts and food insecurity. Vietnam has supplied and, at times, donated rice to Cuba to help address shortages, and Vietnamese agricultural specialists have worked with Cuban counterparts to transfer rice-cultivation techniques aimed at boosting Cuba's own yields. Cuban officials have also traveled to Vietnam to study its Doi Moi economic reform model, foreign investment policies and industrial zone framework, reflecting Havana's interest in elements of Vietnam's market-oriented reforms within a one-party political system.

Beyond the state-to-state relationship, the connection between the ruling Communist Parties of Vietnam and Cuba remains a central feature of the partnership, with the two describing each other in official statements as example of loyalty and friendship between fraternal peoples. Educational and medical exchange has historically been part of this cooperation, including Cuban support for Vietnamese healthcare training in earlier decades, and commemorations of the relationship's anniversaries, including the 65th anniversary of diplomatic ties marked in 2025, have been treated as significant occasions by both governments, with ceremonies and high-level messages reaffirming the partnership's symbolic importance.

High-level visits have continued through the mid-2020s. Vietnam's top leader traveled to Havana on a state visit, meeting with senior Cuban officials including Raúl Castro, and the two sides issued a joint statement reaffirming the depth of their ties and outlining new cooperation agreements. Cuban President Miguel Díaz-Canel visited Vietnam in 2025 as part of a broader Asia trip that also took him to China and Laos, again producing a joint statement emphasizing the historic and friendly character of the relationship. Some regional analysts have also floated the idea that Vietnam's own experience normalizing relations with the United States could position it as an informal bridge or reference point should Cuba and Washington ever seek to improve relations, though this remains speculative rather than an active diplomatic initiative.

The Vietnam-Cuba relationship today combines strong ideological and historical solidarity with practical, if limited, economic cooperation increasingly shaped by Cuba's economic difficulties. Vietnam has positioned itself both as a loyal ally invoking a decades-old bond and as a potential source of reform experience for a Cuban leadership navigating economic strain, while Cuba continues to hold symbolic importance for Vietnam as its earliest and most steadfast international supporter.

·
10.9M
Population
101.6MLeads
109.9K km²
Land area
310.1K km²Leads
Havana
Capital
Hanoi
Christianity
Main religion
Buddhism
80 years
Life expectancy
78 years

Strengths & comparison

Population Vietnam is 9.29x larger
Land area Vietnam is 2.82x larger

The position in the international influence ranking of Vietnam is 36, while Cuba is situated 9 places below in the ranking (position 45). Vietnam maintains contact with 65 countries, while Cuba maintains contact with 64 countries. Cuba maintains an excellent relation with 8 countries, while in the case of Vietnam, this figure drops to 7.

About Cuba

Cuba is an island nation located in the Caribbean Sea, just south of the United States. It has a rich history, including being a Spanish colony, and has undergone significant political and economic changes over the course of its existence.

For much of the 20th century, Cuba was ruled by Fidel Castro, who took power in a revolution in 1959. Under Castro, Cuba adopted a communist form of government and formed close ties with the Soviet Union. The country faced economic difficulties and a trade embargo from the United States, which further isolated it from the rest of the world.

In recent years, Cuba has undergone some economic and political reforms, and relations with the United States have improved somewhat. However, the country still faces significant challenges, including a struggling economy, a lack of political freedom, and a lack of access to modern technology.

Geography & terrain

The largest Caribbean island, mostly flat to rolling terrain with the Sierra Maestra mountains rising in the southeast. Climate is tropical, moderated by trade winds, with a hurricane season. Entirely coastline, as an island nation. Its island geography has long made large-scale overland invasion impossible, forcing any approach to come by sea or air, while the mountainous southeast has offered further natural refuge.

About Vietnam

Vietnam is a country in Southeast Asia located on the eastern coast of the Indochinese Peninsula. It has a long and complex history, and its geography and culture have been influenced by a variety of factors including its location on the South China Sea and its history of colonization by various foreign powers.

Politically, Vietnam is a single-party socialist republic with a president as the head of state and a prime minister as the head of government. The ruling party is the Communist Party of Vietnam, which has held power since the country's reunification in 1975 following the Vietnam War.

Vietnam has a mixed economy that combines elements of both market and planned systems. It has undergone rapid economic development in recent decades, and today it is considered a lower-middle-income country. It is a member of the Association of Southeast Asian Nations (ASEAN) and has strong economic and political ties with many countries in the region, including China, Japan, and the United States.

In recent years, Vietnam has faced a number of challenges and controversies, including territorial disputes with China in the South China Sea, human rights concerns, and issues related to freedom of the press and political dissent. Despite these challenges, Vietnam has made significant progress in improving its economy and living standards, and it has become an increasingly important player in regional and global affairs.

Geography & terrain

A long, narrow country running along the Annamite mountain range, with fertile lowlands concentrated in the Red River Delta (north) and Mekong Delta (south). Tropical monsoon climate, hot and humid with a pronounced wet season. Very long coastline along the South China Sea. The mountainous, forested interior has historically made overland conquest slow and costly, while the extended coastline leaves it open to naval attack and blockade.

Source: World Bank Open Data. Most recent available data
Cuba Vietnam
Government type One-party state One-party socialist republic
GDP $107.4B $514.7BLeads
GDP per capita $9.6KLeads $5.1K
Military expenditure $128.6M $5.5BLeads
Military expenditure per capita $12 $54Leads
Land military expenditure (estimation) $64.3M $3.0BLeads
Air military expenditure (estimation) $32.2M $1.1BLeads
Naval military expenditure (estimation) $32.2M $1.4BLeads
Nuclear power No No
European Union Not a member Not a member
NATO Not a member Not a member

Strengths & comparison

Military expenditure Vietnam is 42.77x larger
Land (estimation)
$64.3M$3.0B
Air (estimation)
$32.2M$1.1B
Naval (estimation)
$32.2M$1.4B

The capitals of Cuba and Vietnam are approximately 15 027 km apart (straight-line distance). There is a standard time difference of about 12.0 hours between them.

Based on shared language, currency, economic profile, borders and international groups, Cuba and Vietnam score a 10/100 similarity index. This is a fun, approximate metric — not a scientific one.

Excellent relation (7+/10) with both countries

Russia Philippines

Which side is each country closer to?

Map legend
Closer to Cuba Closer to Vietnam

Comparing Cuba's and Vietnam's scores against the same third countries shows where each one has a clear edge. Cuba scores noticeably higher with: India, China, Venezuela, Pakistan, Indonesia.Vietnam scores noticeably higher with: Angola, Israel, United States, North Korea, South Korea.

The relation between Cuba and Vietnam hasn't changed recently, and it remains at 9.4.

Score history

Feb 2022: 9.5/10 Mar 2022: 9.4/10 May 2022: 9.4/10 Jul 2022: 9.4/10 Sep 2022: 9.4/10 Oct 2022: 9.4/10 Nov 2022: 9.4/10 Dec 2022: 9.4/10 Jan 2023: 9.4/10 Jun 2023: 9.4/10 Oct 2023: 9.4/10 Nov 2023: 9.4/10 Jan 2024: 9.4/10 Feb 2024: 9.4/10 Mar 2024: 9.4/10 May 2024: 9.4/10 Aug 2024: 9.4/10 Apr 2025: 9.4/10 Aug 2025: 9.4/10 Aug 2026: 9.4/10
2022 2023 2024 2025 2026
9.5 9.4

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

Solo scenario: Cuba vs Vietnam
Cuba 31.2% Vietnam 68.8%Winner
Battle narrative

Initial phase

With both the bigger war chest and the stronger air force, Vietnam is well placed to seize the initiative early, striking key military and infrastructure targets first.

Force composition

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

Ground campaign

Cuba's terrain could make a rapid ground campaign difficult: Its island geography has long made large-scale overland invasion impossible, forcing any approach to come by sea or air, while the mountainous southeast has offered further natural refuge. Havana would likely be a focal point of the campaign: The capital and largest port, hosting the main naval facilities and serving as the country's political and logistical center. Vietnam's terrain could make a rapid ground campaign difficult: The mountainous, forested interior has historically made overland conquest slow and costly, while the extended coastline leaves it open to naval attack and blockade. Cam Ranh Bay would likely be a focal point of the campaign: One of the best natural deep-water harbors in Southeast Asia, historically used as a major naval base by multiple foreign powers. Vietnam's larger population could also support a prolonged resistance.

Prolonged conflict

Vietnam's stronger economy could help sustain military operations in a prolonged conflict. Vietnam also devotes a larger share of its economy to defense (about 1.1% of GDP), a more militarized posture that could be easier to sustain over time. Occupying Cuba outright would likely prove costly given its terrain.

Overall assessment

Overall, the numbers favor Vietnam, giving it an estimated 68.8% chance of coming out on top. Turning that edge into a decisive win over Cuba — and holding any ground taken — would still be far from guaranteed.

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