Japan vs United States: Gross domestic expenditure on R&D by sector of performance and source

Japan
204,376 US dollars, PPP converted
in 2024
United States
847,935 US dollars, PPP converted
in 2024
Japan rank
1st
United States rank
2nd

Gross domestic expenditure on R&D by sector of performance and source over time

  • Japan
  • United States
0200.0k400.0k600.0k800.0k198120022024

How they compare

United States currently reports 847,935 US dollars, PPP converted against 204,376 US dollars, PPP converted in Japan, a difference of 643,559 US dollars, PPP converted.

That makes United States's figure about 4.1 times Japan's.

Across all 44 years both countries report, United States has been ahead every year.

Japan ranks 1st and United States ranks 2nd of 34 countries.

United States has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Japan United States Difference Ahead
1980s 86,095 US dollars, PPP converted 226,619 US dollars, PPP converted 140,524 US dollars, PPP converted United States
1990s 126,793 US dollars, PPP converted 299,373 US dollars, PPP converted 172,580 US dollars, PPP converted United States
2000s 156,786 US dollars, PPP converted 426,842 US dollars, PPP converted 270,055 US dollars, PPP converted United States
2010s 173,201 US dollars, PPP converted 553,057 US dollars, PPP converted 379,856 US dollars, PPP converted United States
2020s 188,428 US dollars, PPP converted 798,753 US dollars, PPP converted 610,325 US dollars, PPP converted United States

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gross domestic expenditure on r&d by sector of performance and source, Japan or United States?
United States, at 847,935 US dollars, PPP converted against 204,376 US dollars, PPP converted in Japan as of 2024.
What is the difference in gross domestic expenditure on r&d by sector of performance and source between Japan and United States?
643,559 US dollars, PPP converted, with United States ahead.
How many years of comparable data are there for Japan and United States?
44 years are reported by both, from 1981 to 2024.
How do Japan and United States rank globally for gross domestic expenditure on r&d by sector of performance and source?
Japan ranks 1st and United States ranks 2nd of 34 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Gross domestic expenditure on R&D by sector of performance and source of funds — Gross Domestic Expenditure on R&D (GERD). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs United States: Gross domestic expenditure on R&D by sector of performance and source. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 12 September 2026, from https://reference.statizoid.com/compare/gross-domestic-expenditure-on-r-and-d-by-sector-of-performance-and-source-of-funds-gross/japan/united-states-2/

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About this data

Indicator
Gross domestic expenditure on R&D by sector of performance and source of funds — Gross Domestic Expenditure on R&D (GERD)
Unit
US dollars, PPP converted
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
47 places, 1,579 data points, 1981–2025
Last refreshed

This table contains gross research and development (R&D) expenditure statistics broken down by sector of performance (business enterprise, government, higher education, private non-profit, and total intramural) and by source of funds (business enterprise, government - including public general university funds -, higher education, private non-profit and funds from the rest of the World - including funds from enterprises and other funds from the rest of the World).