CONFLICTIQ
HEAD TO HEAD

France vs Japan

France
47%
RAI
Japan
53%

Verdict

Japan holds a 53–47 advantage over France on the Relative Advantage Index.

The margin is driven by economic size (GDP) (56% of the combined total, $4.0tn) and logistics & power projection (57% of the combined total, 270). France leads on military spending.

1 factor — nuclear warheads — could not be scored because the figure is unpublished for at least one side. Those factors are excluded and the remaining weights renormalised, never substituted.

Factor by factor

FactorFranceShareJapanWeight
Military spending
SIPRI Milex
$68.0bn
52%48%
$62.2bn33%
Economic size (GDP)
World Bank WDI
$3.2tn
44%56%
$4.0tn27%
Active personnel
COW NMC
203.0k
45%55%
247.0k20%
Logistics & power projection
OurAirports
200
43%57%
27020%

Shares are each side's portion of the combined total for that factor. Weights are renormalised across the factors both sides publish — see the methodology. Data read 2026-08-04.

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