Germany vs Japan
Side-by-side economic and demographic comparison · 2026 data · Source: IMF & World Bank
Germany and Japan are the world's third and fourth largest economies — two manufacturing superpowers with remarkably parallel economic histories. Both rebuilt from devastation after World War II into export champions, both face severe demographic decline, and both have struggled with economic stagnation in the 2020s. Germany's automotive industry competes directly with Japan's globally, and both countries are navigating the costly transition from internal combustion to electric vehicles. Japan's government debt is higher (250% vs 65% of GDP), but Germany's economy has been more affected by the energy crisis following Russia's invasion of Ukraine.
Germany has a GDP of $5.45T compared to Japan's $4.38T, making it 1.2x larger. Germany's population is 83.5M vs Japan's 123.4M. Across 12 key indicators, Germany leads in 7 categories. All data sourced from the IMF World Economic Outlook and World Bank World Development Indicators.
| Indicator |  Germany |  Japan |
|---|---|---|
| GDP (USD) | $5.45T✓ | $4.38T |
| GDP per Capita | $65,303✓ | $35,703 |
| GDP Growth (%) | 0.8%✓ | 0.7% |
| GDP per Capita (PPP) | $76,747✓ | $59,207 |
| Population | 83.5M | 123.4M✓ |
| Life Expectancy | 80.8 years | 84.0 years✓ |
| Inflation (%) | 2.7% | 2.2%✓ |
| Unemployment (%) | 3.9% | 2.5%✓ |
| Govt Debt (% GDP) | 64.6%✓ | 204.4% |
| Fertility Rate | 1.4✓ | 1.1 |
| Gini Index | 33.7 | 32.3✓ |
| CO₂ per Capita (t) | 6.9✓ | 7.8 |
Summary
Germany has a GDP of $5.45T compared to Japan's $4.38T, making the former economy 1.2x larger. In terms of population, Germany has 83.5M people while Japan has 123.4M. Across the 12 indicators compared, Germany leads in 7 and Japan leads in 5.
Why sources report different numbers
The IMF, World Bank and United Nations each publish these series on their own release schedule. Where their figures differ, the reason is usually visible in the reference year rather than in the methodology.
| Source | Germany | Japan |
|---|---|---|
| IMF | $5.45T2026 | $4.38T2026 |
| World Bank | $5.05T2025 | $4.44T2025 |
| United Nations | $4.66T2024 | $4.03T2024 |
These are not the same reference year. IMF publishes 2026 and United Nations publishes 2024 — each is the latest that publisher has released, on its own schedule. A figure for a year still in progress is a projection rather than an outturn. Germany spans about 17% across 2 years; Japan spans about 10% across 1 year.
| Source | Germany | Japan |
|---|---|---|
| IMF | $65,3032026 | $35,7032026 |
| World Bank | $60,4962025 | $35,9512025 |
| United Nations | $55,1132024 | $32,5342024 |
These are not the same reference year. IMF publishes 2026 and United Nations publishes 2024 — each is the latest that publisher has released, on its own schedule. A figure for a year still in progress is a projection rather than an outturn. Germany spans about 18% across 2 years; Japan spans about 11% across 1 year.
Figures are reproduced as published by each source, converted to a common unit, with each publisher's own reference year shown. Differences are described, not adjudicated — no source is presented as more correct than another.