Belarus and Lithuania are close to evenly matched, 51–49 on the Relative Advantage Index.
Belarus leads on active personnel (68% of the combined total, 48.0k) and logistics & power projection (59% of the combined total, 10), which Lithuania offsets elsewhere.
1 factor — nuclear warheads — could not be scored because the figure is unpublished for at least one side.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 | Belarus | Share | Lithuania | Weight |
|---|---|---|---|---|
Military spending SIPRI Milex | $1.9bn | 40%60% | $3.0bn | 33% |
Economic size (GDP) World Bank WDI | $76.0bn | 47%53% | $84.9bn | 27% |
Active personnel COW NMC | 48.0k | 68%32% | 23.0k | 20% |
Logistics & power projection OurAirports | 10 | 59%41% | 7 | 20% |
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.
Every combination inside the top 30 of the Composite Power Index.
Bordering states — the comparisons people actually search for.