The United States has a significantly larger GDP at approximately $27.4 trillion compared to Japan's $4.2 trillion as of 2024, making the US economy roughly 6.5 times larger. This difference reflects the US's larger population, more diverse economic sectors, and higher per-capita productivity.
United States vs Japan GDP — Side-by-side comparison on A Versus B
World's largest economy with advanced services, technology, and financial sectors
Third-largest economy known for manufacturing excellence and technological innovation
Total GDP (2024). GDP per Capita (2024). Population (2024). Annual GDP Growth Rate (2024). Global GDP Market Share. Unemployment Rate (2024). Inflation Rate (2024)
The United States maintains the world's largest economy with a GDP nearly 6.5 times larger than Japan's, driven by a bigger population, more diversified sectors (technology, finance, energy, agriculture), and higher per-capita output. Japan ranks as the world's third-largest economy but faces slower growth due to demographic decline and an aging population. Choose the US for understanding global economic dominance and largest market opportunities; choose Japan for analyzing advanced manufacturing, robotics leadership, and efficiency-driven economic models.
United States Economy: $30.0-30.5 trillion | Japan Economy: N/A
United States Economy: 17% | Japan Economy: N/A
United States Economy: ~6% | Japan Economy: N/A
United States Economy: ~16% | Japan Economy: N/A
United States Economy: ~3.8-4.0% | Japan Economy: N/A
Advanced Semiconductor Market Leadership
United States Economy: Dominant (Intel, TSMC partnership, Samsung); controls cutting-edge nodes | Japan Economy: N/A
United States Economy: 20-25% | Japan Economy: N/A
United States Economy: Global leader in design and manufacturing | Japan Economy: N/A
United States Economy: Moderate exposure | Japan Economy: N/A
United States Economy: 2.2% | Japan Economy: N/A
United States Economy: $925.8 billion | Japan Economy: N/A
United States Economy: $4.18 trillion (2024) | Japan Economy: N/A
United States Economy: 0.3-0.5% | Japan Economy: N/A
United States Economy: 30.0+ | Japan Economy: N/A
United States Economy: $4,175 billion | Japan Economy: N/A
United States Economy: $4,481 | Japan Economy: N/A
United States Economy: ~20% | Japan Economy: N/A
United States Economy: 6% | Japan Economy: N/A
United States Economy: Leading edge (3nm and below) | Japan Economy: N/A
United States Economy: Minimal negative impact | Japan Economy: N/A
United States Economy: ~10% | Japan Economy: N/A
United States Economy: Leading in design and manufacturing | Japan Economy: N/A
United States Economy: Minimal (exporter advantage) | Japan Economy: N/A
United States Economy: 2.0-2.5% | Japan Economy: N/A
United States Economy: €925.8 billion | Japan Economy: N/A
United States Economy: 25-30% of global EVs | Japan Economy: N/A
United States Economy: 8-10% | Japan Economy: N/A
United States Economy: ~4.0% | Japan Economy: N/A
United States Economy: $4,175,432 million (2024) | Japan Economy: N/A
United States Economy: €925,796.8 million | Japan Economy: N/A
United States Economy: $89,000 | Japan Economy: N/A
United States Economy: $10,266.8 | Japan Economy: N/A
United States Economy: $925.8 | Japan Economy: N/A
United States Economy: Global market leader | Japan Economy: N/A
United States Economy: Lower exposure | Japan Economy: N/A
United States Economy: ~6% of global | Japan Economy: N/A
United States Economy: Minimal | Japan Economy: N/A
United States Economy: 0.4-0.6% | Japan Economy: N/A
Lithium Iron Phosphate Battery Production
United States Economy: ~15% | Japan Economy: N/A
United States Economy: $89,000+ | Japan Economy: N/A
United States Economy: 9% | Japan Economy: N/A
United States Economy: 0.2-0.4pp | Japan Economy: N/A
United States Economy: 0.3-0.5% (from AI investment) | Japan Economy: N/A
Lithium Iron Phosphate Battery Production Share
United States Economy: 4% | Japan Economy: N/A
United States Economy: 15% | Japan Economy: N/A
United States Economy: 12% | Japan Economy: N/A
United States Economy: $50-150B | Japan Economy: N/A
United States Economy: $31.5 trillion | Japan Economy: N/A
United States Economy: 2.1% | Japan Economy: N/A
United States Economy: 1st | Japan Economy: N/A
United States Economy: 123% | Japan Economy: N/A
United States Economy: 335 million | Japan Economy: 125 million
United States Economy: $809 billion | Japan Economy: N/A
United States Economy: AI, semiconductors, cloud, fintech | Japan Economy: N/A
United States Economy: $35,000-45,000 | Japan Economy: N/A
United States Economy: $94,430 | Japan Economy: N/A
United States Economy: $11.1 trillion ahead | Japan Economy: N/A
United States Economy: Data not available | Japan Economy: N/A
United States Economy: ~25-26% of global GDP | Japan Economy: N/A
United States Economy: 1st (maintained) | Japan Economy: N/A
United States Economy: ~1.8% | Japan Economy: N/A
United States Economy: 26.2% | Japan Economy: N/A
United States Economy: Not specified | Japan Economy: N/A
United States Economy: $28.0 trillion | Japan Economy: N/A
United States Economy: $85,000 | Japan Economy: N/A
United States Economy: $27.4 trillion | Japan Economy: $4.2 trillion
United States Economy: €10,217,935.3 million | Japan Economy: N/A
United States Economy: $3,981 | Japan Economy: N/A
United States Economy: 44.5 | Japan Economy: N/A
United States Economy: ~2.8% | Japan Economy: N/A
United States Economy: 1 EUR = 1.1797 USD | Japan Economy: N/A
United States Economy: 2.0-2.4% | Japan Economy: N/A
United States Economy: 2.0% | Japan Economy: N/A
United States Economy: $96,500+ | Japan Economy: N/A
United States Economy: $11.53 trillion lead | Japan Economy: N/A
United States Economy: $27.23 trillion | Japan Economy: N/A
United States Economy: 122.27% | Japan Economy: N/A
United States Economy: 37.74% | Japan Economy: N/A
United States Economy: 3.5% | Japan Economy: N/A
United States Economy: $81,500 | Japan Economy: $31,546
United States Economy: 336 million | Japan Economy: 124 million
United States Economy: 2.8% | Japan Economy: 2.6%
United States Economy: 11.8% | Japan Economy: 19.3%
United States Economy: 25.5% | Japan Economy: 3.9%
United States Economy: 38.5 years | Japan Economy: 48.7 years
United States Economy: $27.4 trillion | Japan Economy: N/A
United States Economy: 4.2% | Japan Economy: N/A
United States Economy: 2.9% | Japan Economy: N/A
United States Economy: $156 billion | Japan Economy: N/A
United States Economy: 167 companies | Japan Economy: N/A
United States Economy: 11.2% | Japan Economy: N/A
United States Economy: $82,000 | Japan Economy: N/A
United States Economy: $82,000 | Japan Economy: $31,000
United States Economy: 2.5% | Japan Economy: 1.2%
United States Economy: $2.4 trillion | Japan Economy: N/A
United States Economy: $285 billion (2023) | Japan Economy: N/A
United States Economy: $82,500 | Japan Economy: $32,100
United States Economy: 4.1% | Japan Economy: 2.5%
United States Economy: 123% | Japan Economy: 264%
United States Economy: $62,400 | Japan Economy: $39,200
United States Economy: 2.8% | Japan Economy: 2.5%
United States Economy: 339 million | Japan Economy: 123 million
United States Economy: 65% | Japan Economy: 8%
United States Economy: 2.5% | Japan Economy: N/A
United States Economy: $87,500 | Japan Economy: N/A
United States Economy: $0.13 trillion | Japan Economy: $1.2T
United States Economy: 16% | Japan Economy: 7.2%
United States Economy: $2.1 trillion | Japan Economy: $925 billion
United States Economy: $76,398 | Japan Economy: N/A
United States Economy: 16.3% | Japan Economy: N/A
United States Economy: $12.8 trillion | Japan Economy: N/A
United States Economy: 340 million | Japan Economy: 125 million
United States Economy: 21% of electricity | Japan Economy: N/A
United States Economy: $28.7 trillion | Japan Economy: $4.2 trillion
United States Economy: 135 companies | Japan Economy: N/A
United States Economy: $2.1 trillion | Japan Economy: N/A
United States Economy: $33.2 trillion | Japan Economy: N/A
United States Economy: 2.8% | Japan Economy: 1.2%
United States Economy: 80.1% | Japan Economy: N/A
United States Economy: $285 billion | Japan Economy: N/A
United States Economy: $31.2 trillion | Japan Economy: N/A
United States Economy: 12.5% | Japan Economy: 8%
United States Economy: -$73 billion deficit | Japan Economy: N/A
United States Economy: -$773 billion (deficit) | Japan Economy: N/A
United States Economy: $2.3T | Japan Economy: N/A
United States Economy: 11.5% | Japan Economy: N/A
United States Economy: 124% | Japan Economy: 264%
United States Economy: 4.1% | Japan Economy: N/A
United States Economy: $820 billion | Japan Economy: N/A
United States Economy: 625,000 | Japan Economy: N/A
United States Economy: 2.1% | Japan Economy: 1.2%
United States Economy: 8.2% | Japan Economy: N/A
United States Economy: $31.4 trillion | Japan Economy: N/A
United States Economy: -$773 billion | Japan Economy: N/A
United States Economy: -$73.1 billion | Japan Economy: N/A
United States Economy: +0.4% (growing) | Japan Economy: N/A
United States Economy: $68,420 | Japan Economy: N/A
United States Economy: 0.38 million | Japan Economy: N/A
United States Economy: 9.8% | Japan Economy: N/A
United States Economy: $42.8 trillion | Japan Economy: N/A
United States Economy: 16% | Japan Economy: N/A
United States Economy: $7.1 trillion | Japan Economy: N/A
United States Economy: 11.8% | Japan Economy: N/A
Foreign Direct Investment Inflows (2024)
United States Economy: $269 billion | Japan Economy: N/A
United States Economy: $27.7 trillion | Japan Economy: N/A
United States Economy: 63.0% | Japan Economy: N/A
Tech Sector Market Capitalization (Top 7 Companies)
United States Economy: $14.2 trillion | Japan Economy: N/A
Average Annual GDP Growth Rate (2010-2023)
United States Economy: 2.4% | Japan Economy: N/A
United States Economy: $28.2 trillion | Japan Economy: N/A
United States Economy: 26% of world GDP | Japan Economy: N/A
United States Economy: 0.41 | Japan Economy: N/A
United States Economy: 17.3% | Japan Economy: N/A
United States Economy: -$773 billion deficit | Japan Economy: +$229B
United States Economy: 3.4% | Japan Economy: 2.1%
United States Economy: 38.9 years | Japan Economy: 49.2
United States Economy: 398,144 | Japan Economy: N/A
United States Economy: 209 million | Japan Economy: N/A
United States Economy: $28.7 trillion | Japan Economy: N/A
United States Economy: $12.4 trillion | Japan Economy: N/A
United States Economy: 615,000 | Japan Economy: N/A
United States Economy: 2.6% | Japan Economy: N/A
United States Economy: $0.13 trillion | Japan Economy: N/A
United States Economy: 415,000 | Japan Economy: N/A
United States Economy: $42 trillion | Japan Economy: $5.2 trillion
United States Economy: $120,000 | Japan Economy: N/A
United States Economy: $76,500 | Japan Economy: N/A
United States Economy: 680 GW | Japan Economy: N/A
United States Economy: $27.4T | Japan Economy: N/A
United States Economy: 2.7% | Japan Economy: N/A
United States Economy: 32.4% | Japan Economy: N/A
United States Economy: 16.9% | Japan Economy: N/A
United States Economy: 21.6% | Japan Economy: N/A
United States Economy: $2.9 trillion | Japan Economy: N/A
United States Economy: 80% | Japan Economy: N/A
United States Economy: 25.4% | Japan Economy: N/A
United States Economy: 31% | Japan Economy: N/A
United States Economy: $189 billion | Japan Economy: N/A
Foreign Direct Investment Inflows (Annual)
United States Economy: N/A | Japan Economy: $13.2 billion
United States Economy: N/A | Japan Economy: 20% (high-tech focused)
United States Economy: N/A | Japan Economy: 28%
United States Economy: N/A | Japan Economy: $26 billion
United States Economy: N/A | Japan Economy: 310,000
United States Economy: N/A | Japan Economy: 4th largest exporter
How to choose between United States Economy and Japan Economy
Compare United States Economy vs Japan Economy
United States vs Japan GDP — Structured Comparison Data
Machine-readable comparison dataset for United States vs Japan GDP. Contains 238 attribute comparisons, 5 FAQ pairs.
United States vs Japan GDP — Attribute Category Vocabulary
Taxonomy of attribute categories used to classify comparison data for United States vs Japan GDP.
Why is the US economy so much larger than Japan's?
The US economy is 6.5 times larger due to three primary factors: (1) population is 2.7x larger (335M vs 125M), (2) per-capita GDP is 2.6x higher ($82K vs $31K), and (3) more diversified economic sectors including technology giants (Apple, Microsoft, Google), financial services (Wall Street), and energy production. Japan's economy relies more heavily on manufacturing and exports, which grew slower since the 1990s.
Why does Japan have lower unemployment and inflation than the US?
Japan's lower unemployment (2.5% vs 4.1%) reflects a culturally strong commitment to lifetime employment and corporate loyalty. Lower inflation (2.1% vs 3.4%) results from decades of deflationary pressures following the 1990s asset bubble burst, entrenched wage structures, and a mature, slower-growth economy. The US has higher inflation partly due to post-pandemic stimulus and more dynamic wage-driven growth.
What are the growth prospects for each economy?
The US is projected to grow 2-2.5% annually through 2030, supported by immigration offsetting aging, technological innovation (AI, biotech), and consumer spending. Japan faces structural challenges: population decline of 600,000+ annually, aging workforce (median age 48 vs 37 in US), and slow productivity gains. Japan's growth is forecast at 0.8-1.2% through 2030 unless significant immigration or automation occurs.
How do the economies differ in structure and sectors?
The US economy is highly diversified: technology/software (20% of market cap), finance/insurance (12%), healthcare (16%), manufacturing (11%), and energy (4%). Japan is more concentrated: automotive/transportation (15%), electronics (12%), machinery (10%), and chemicals (9%). The US has greater exposure to high-growth sectors like AI and biotech, while Japan dominates in robotics, precision manufacturing, and battery technology.
Which economy is more stable or less risky?
Japan appears more stable on near-term metrics: lower inflation, lower unemployment, and smaller debt relative to other developed nations proportionally. However, the US has structural advantages: growing population, diversified economy, and higher productivity growth. Japan faces long-term risks from demographic decline. The US has higher short-term volatility but better long-term resilience.
How to Choose Between United States Economy and Japan Economy
Total GDP (2024): United States Economy has $27.4 trillion USD, while Japan Economy has $4.2 trillion USD.
GDP per Capita (2024): United States Economy has $82,000 USD, while Japan Economy has $31,000 USD.
Population (2024): United States Economy has 335 million, while Japan Economy has 125 million.
Annual GDP Growth Rate (2024): United States Economy has 2.8%, while Japan Economy has 1.2%.
Global GDP Market Share: United States Economy has 25.5%, while Japan Economy has 3.9%.
Unemployment Rate (2024): United States Economy has 4.1%, while Japan Economy has 2.5%.
Inflation Rate (2024): United States Economy has 3.4%, while Japan Economy has 2.1%.