JapanTanzania
Japan has a population of 123.2M, compared to Tanzania's 68.2M. Japan is 1.8 times more populous than Tanzania. Economically, Japan ($4.03T) has a GDP 51.1 times larger than Tanzania's ($78.8B). Tanzania covers 947,303 km², 2.5 times larger than Japan's 377,930 km². Life expectancy in Japan stands at 84.0 years, 17.0 years higher than Tanzania's 67.0 years.
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Metric
JapanTanzania| Population | 123.2M | 68.2M |
| Area | 377,930 km² | 947,303 km² |
| GDP | $4.03T | $78.8B |
| GDP Per Capita | $32,487.078 | $1,186.717 |
| Life Expectancy | 84.0 yrs | 67.0 yrs |
| Infant Mortality | 1.8 | 29.9 |
| Literacy Rate | — | — |
| Unemployment | 2.5% | 1.6% |
| Capital | Tokyo | Dodoma |
| Region | Asia | Africa |
| Languages | Japanese | English, Swahili |
| Currencies | JPY (¥) | TZS (Sh) |
Last updated: April 2026
All data sourced from World Bank Open Data (2025) and REST Countries API. Economic data may reflect most recent available year.
Population Comparison
Japan is 1.8 times more populous than Tanzania, with 123.2M residents compared to 68.2M. Japan is among the world's 15 most populous countries, while Tanzania is among the world's 30 most populous countries. In terms of population density, Japan averages 326 people per km² (dense), while Tanzania averages 72 people per km² (moderate). Population growth rate data is not available for either country over the past decade.
Economy Comparison
Japan is classified as a high-income economy, while Tanzania is classified as a lower-middle-income economy. The Japan economy ($4.03T) is 51.1 times larger than Tanzania's ($78.8B). Japan's GDP per capita of $32,487.078 is 190% above the regional average of 11,200 for Asia. Tanzania's GDP per capita of $1,186.717 is 46% below the regional average of 2,200 for Africa. On a per-capita basis, residents of Japan are on average 27.4 times wealthier than those in Tanzania.
Health & Quality of Life
Life expectancy in Japan is 84.0 years, compared to 67.0 years in Tanzania, a gap of 17.0 years. Japan (84.0 years) is 12.0 years above the global average of 72 years, while Tanzania (67.0 years) is 5.0 years below the global average of 72 years. At 29.9 deaths per 1,000 live births, Tanzania's infant mortality is 1561% higher than Japan's 1.8.
Geographic Comparison
Tanzania (947,303 km²) is 2.5 times larger by land area than Japan (377,930 km²). Japan shares borders with 0 countries, while Tanzania borders 8 countries. Japan spans 1 timezone, compared to Tanzania's 1 timezone. Japan lies in Asia, while Tanzania is located in Africa. Japan is categorized within the Asia region (Eastern Asia), whereas Tanzania belongs to Africa (Eastern Africa).
Key Differences
The most significant difference between Japan and Tanzania is in GDP: Japan's $4.03T compared to Tanzania's $78.8B represents a 98% gap. The most significant difference between Japan and Tanzania is in GDP per capita: Japan's $32,487.078 compared to Tanzania's $1,186.717 represents a 96% gap. The most significant difference between Japan and Tanzania is in infant mortality: Japan's 1.8 per 1,000 compared to Tanzania's 29.9 per 1,000 represents a 94% gap. These disparities reflect the broader structural differences between Japan's high-income economy and Tanzania's lower-middle-income economy.
At a Glance: What the Numbers Mean
Living Standards
Japan has a GDP per capita of $32,487.078, which is 27.4x that of Tanzania ($1,186.717). This gap reflects differences in economic development, industrial structure, and workforce productivity. In practical terms, average purchasing power in Japan is significantly higher, though cost of living differences partially offset the raw income gap.
Population Density
Japan is 4.5x more densely populated than Tanzania (326 vs 72 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. Tanzania's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of Japan live an average of 17.0 years longer than those of Tanzania (84.0 vs 67.0 years). This gap reflects differences in healthcare access, nutrition, public health infrastructure, and environmental factors. This is a substantial gap that suggests significant differences in healthcare systems and overall living conditions.
Economic Momentum
Tanzania's economy grew at 5.5% compared to Japan's 0.1%. Tanzania's high growth rate suggests a rapidly developing economy with expanding opportunities.
Travel Comparison
Japan vs Tanzania for Families
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 vs 29.9 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Tanzania offers its own advantages, including more geographic diversity for road trips. Both countries have family-friendly attractions, though Japan's higher GDP per capita typically correlates with better tourist infrastructure, public transport, and English-language availability.
Japan vs Tanzania for Budget Travelers
Tanzania is typically the more budget-friendly destination, with a GDP per capita of $1,186.717 translating to lower prices for accommodation, food, and local transport. Budget travelers in Tanzania can expect to spend significantly less per day than in Japan. However, Japan may offer better value in specific categories such as intercity transport or package deals. Shoulder season travel in either country helps reduce costs further.
Japan vs Tanzania for Retirees
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Tanzania may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare access, climate preferences, and proximity to international airports. Both countries have established expat communities, though the specific visa options and healthcare quality vary by region within each country.
Japan vs Tanzania Cost of Living
Japan's GDP per capita is 27.4x that of Tanzania, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Japan, while Tanzania offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly by city within each country. Major urban centers in Tanzania can approach or exceed average costs in Japan's smaller cities.
Japan vs Tanzania for Digital Nomads
For digital nomads choosing between Japan and Tanzania, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Japan spans 1 timezone while Tanzania covers 1. Tanzania's lower cost of living makes it attractive for stretching remote income. Both countries have growing digital nomad communities, though specific visa requirements for remote workers differ and should be verified before committing to a longer stay.
Frequently Asked Questions
Which is bigger, Japan or Tanzania by population?
Japan is larger by population, with 123.2M residents compared to Tanzania's 68.2M. Japan is 1.8 times more populous than Tanzania.
Which country has a higher GDP, Japan or Tanzania?
Japan has the higher GDP at $4.03T, compared to Tanzania's $78.8B. Japan's economy is 51.1 times larger.
How does life expectancy compare between Japan and Tanzania?
Japan has a higher life expectancy at 84.0 years, compared to Tanzania's 67.0 years. The gap between the two countries is 17.0 years. Japan's life expectancy is 12.0 years above the global average of 72 years, while Tanzania's is 5.0 years below the global average of 72 years.
Which country is larger by area, Japan or Tanzania?
Tanzania is larger by land area, covering 947,303 km² compared to Japan's 377,930 km². Tanzania is 2.5 times larger than Japan.
What languages are spoken in Japan and Tanzania?
Japan recognizes the following official language: Japanese. Tanzania recognizes: English, Swahili. The two countries do not share an official language.
Which country has lower inflation, Japan or Tanzania?
Japan has lower inflation at 2.7%, compared to Tanzania's 3.1%. Japan's inflation is within the 2-3% range considered stable by most central banks, while Tanzania's rate is moderately elevated above the global median of 3.5%.
Is Japan or Tanzania better for a family holiday?
For family travel, Japan generally edges ahead due to lower infant mortality (1.8 vs 29.9 per 1,000), which is a useful proxy for healthcare infrastructure and child safety. Tanzania offers its own advantages, including more geographic diversity for road trips. Both countries have family-friendly at...
Is Japan or Tanzania cheaper to visit?
Tanzania is typically the more budget-friendly destination, with a GDP per capita of $1,186.717 translating to lower prices for accommodation, food, and local transport. Budget travelers in Tanzania can expect to spend significantly less per day than in Japan. However, Japan may offer better value i...
Is Japan or Tanzania better for retirement?
Japan's life expectancy of 84.0 years suggests stronger healthcare infrastructure, which is a key factor for retirees. Tanzania may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare access, climat...
Is Japan or Tanzania more expensive to live in?
Japan's GDP per capita is 27.4x that of Tanzania, which generally correlates with a higher cost of living. Housing, dining out, and services tend to be more expensive in Japan, while Tanzania offers more purchasing power per dollar for everyday expenses. However, cost of living varies significantly ...
Is Japan or Tanzania better for digital nomads?
For digital nomads choosing between Japan and Tanzania, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Japan spans 1 timezone while Tanzania covers 1. Tanzania's lower cost of living makes it attractive for stretching remote incom...