Warscape
Simulated matchup · a model, not a forecast

Netherlands vs BelgiumMilitary comparison, and what happens if they fight

If Netherlands attacked Belgium today, with no allies joining on either side, this is what the WARSCAPE engine produced: Defender holds after 351 days.

How the two sides compare

Netherlands keeps 1.4 times as many soldiers under arms. Netherlands has 1.3 times the combat aircraft. Netherlands spends 2.3 times as much on defence. Public, country-level figures from the data snapshot the run was pinned to (2026.09). See data sources for where each number comes from.

NetherlandsBelgium
33,650Active soldiers23,500
6,350Reservists5,900
0Tanks0
50Artillery20
58Combat aircraft44
60Helicopters30
$33.3bnDefence budget$14.5bn
18.1mPopulation11.9m

What the war cost

Netherlands
attacked
6,858
soldiers killed or wounded
12
tanks destroyed
37
aircraft lost
0
land changed hands
42%
support at home, at the end
Belgium
defended
1,372
soldiers killed or wounded
3
tanks destroyed
47
aircraft lost
0
land changed hands
53%
support at home, at the end

What decided it

01
Mobilisation helped Netherlands
Reservists mobilised: 210,854 vs 5,078.
02
Deployed combat power helped Netherlands
Average deployed combat power: 16 vs 7 model units.
03
Air situation helped Netherlands
Average share of air control for Netherlands: 67%.
04
Logistics helped Netherlands
Average front-line supply efficiency: 95% vs 77%.
05
Economic resilience helped Netherlands
Average economic stability index: 0.96 vs 0.93.
Think it would go differently?

This run assumed no allies, winter, full mobilization for the attacker and partial for the defender, and no nuclear weapons. Change any of that and watch it play out day by day on the map.

Other borders in this neighbourhood

Germany vs Belgium
Ceasefire, front frozen after 316 days
France vs Belgium
Side A achieves its objectives after 155 days
Belgium vs Luxembourg
Side A achieves its objectives after 125 days
Germany vs Netherlands
Ceasefire, front frozen after 342 days
All matchups →
After 351 simulated days the conflict between Netherlands and Belgium ended with: Defender holds (prolonged stalemate). Aggregate personnel losses within the model: 6,858 (Netherlands) and 1,372 (Belgium). This page reports one seeded run of a model on public, aggregate data. It is not a prediction, and no operational information is used.

Model-generated simulation on public, country-level data. Not a prediction. No operational, classified or real-time information is used.