Defense · comparison

Defense spending comparison

Compare military expenditure across the top spenders and over time, using SIPRI's source-linked annual estimates: the world total and real-terms change, the top-3 country comparison (US$ billion, 2025), and the world-total trend. Partial coverage, annual figures, not real-time, not a causal attribution.

Warconomy compares military expenditure two ways, both from SIPRI's source-linked annual estimates: across countries for the latest year (2025, US$ billion) and over time for the world total. The three largest spenders — the United States, China, and Russia — together account for roughly half of the world total. Only the single comparable SIPRI country-expenditure metric is ranked across countries (same year, same unit, same source); the world total, real-terms change, and the NATO 2%-of-GDP count are different measures. These are annual figures, manually maintained and not real-time; military expenditure is a budget measure, not procurement, aid, or battlefield activity, and the figures are levels and direction only — not a causal attribution.

  • 10 top spenders compared (SIPRI 2025, US$ billion); top 3 ≈ US$2,072.6bn combined.
  • Same metric, year, unit, and source — the only basis on which these are comparable.
  • Annual, source-linked, not real-time; not a causal attribution.

Top spenders, 2025 (SIPRI)

#Country2025 (US$ billion)Source
1United States954SIPRI — Trends in World Military Expenditure, 2025
2China336SIPRI — Trends in World Military Expenditure, 2025
3Russia190SIPRI — Trends in World Military Expenditure, 2025
4obs-defense-germany-2025114SIPRI — Trends in World Military Expenditure, 2025
5obs-defense-india-202592.1SIPRI — Trends in World Military Expenditure, 2025
6obs-defense-uk-202589SIPRI — Trends in World Military Expenditure, 2025
7obs-defense-ukraine-202584.1SIPRI — Trends in World Military Expenditure, 2025
8obs-defense-saudi-202583.2SIPRI — Trends in World Military Expenditure, 2025
9obs-defense-france-202568SIPRI — Trends in World Military Expenditure, 2025
10obs-defense-japan-202562.2SIPRI — Trends in World Military Expenditure, 2025

One comparable SIPRI metric only. The full top-10 and regional totals are not yet source-linked — see the data needs in defense/data.json. For the ranked view see defense rankings.

Totals & context (SIPRI / NATO)

These are different measures from the country ranking and must not be compared directly against a single country’s budget.

Recent trend

A short, source-linked history of dated snapshots. Not a live chart; the latest snapshot corresponds to the current indicator above.

World military expenditure (USD billion, annual)

PeriodValueAs ofSource
20242718December 31, 2024SIPRI — Trends in World Military Expenditure, 2024
20252887December 31, 2025SIPRI — Trends in World Military Expenditure, 2025

Limitations

  • Currency, year, and source basis matter — compare like with like (same metric, year, unit, source).
  • Military expenditure is not the same as procurement, military aid, or battlefield activity.
  • Partial coverage — only source-verified spenders and totals are shown; not a causal attribution.
  • Annual SIPRI/NATO estimates, manually maintained and not real-time; figures may be revised.

Explore

Key terms

  • Military expenditureA government's annual defense spending, as estimated by SIPRI. Warconomy tracks the global total, the real-terms change, top spenders, and the NATO 2%-of-GDP count.
  • Time seriesAn append-only history of dated, source-linked snapshots for a recurring indicator. The current observation remains the source of record; snapshots add the trend. Not a live chart.

Frequently asked questions

How do the top military spenders compare in 2025?
By SIPRI's 2025 estimate the United States (US$954bn), China (US$336bn), and Russia (US$190bn) are the three largest spenders, together about 51% of the world total of US$2,887bn. Only this single comparable SIPRI country metric (same year, same unit, same source) is ranked.
Is this a complete ranking of military spending?
No. Warconomy source-links only the top three spenders and the world total; the full top-10 and regional totals are listed as data needs because they are not directly text-verifiable from the accessible SIPRI fact sheet. Coverage is partial.
Does higher military spending mean more military activity?
No. Military expenditure is an annual budget measure — it is not the same as procurement, military aid, or battlefield activity, and these figures are levels and direction only, not a causal attribution.
Are these figures real-time?
No. They are annual SIPRI/NATO estimates, manually transcribed as source-linked static values with an as-of and review date, and may be revised in future SIPRI releases.

Related Warconomy pages