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Coalition Builder

Coalition Strength: NATO vs SCO

+27 NATO — 32 countries +5 SCO — 10 countries
Combined Military Strength
NATO SCO
Combined ATLAS Index 100.0 100.0
Member states 32 10
Active military personnel 3,316,410 6,032,800
– Reserve troops 2,329,650 4,374,500
Military aircraft 21,161 16,762
– incl. combat aircraft 5,173 6,342
Military ships 2,121 2,043
– incl. aircraft carriers 15 5
– incl. submarines 140 149
Main battle tanks 11,487 22,541
Nuclear warheads 5,637 6,400
Combined defense budget $1.5T $537B
Combined Forces Chart

Overview

NATO groups 32 countries against 10 for SCO. NATO fields 3,316,410 active troops combined vs 6,032,800 for SCO. NATO's combined $1.5T defense budget is 2.9:1 that of SCO ($537B).

In the air, NATO musters 21,161 military aircraft (5,173 combat) against 16,762 (6,342 combat) for SCO. At sea, the fleets total 2,121 ships for NATO and 2,043 for SCO, including 140 and 149 submarines respectively. On the ground, NATO deploys 11,487 main battle tanks vs 22,541 for SCO.

Both blocs hold nuclear weapons: NATO's members maintain 5,637 warheads and SCO's hold 6,400.

Combined ATLAS Index

Country ranking →
NATO 32 members
100.0/ 100
Six-pillar composite scored as one force: summed manpower, ground, naval and air points, combined nuclear deterrent and pooled defense budget, each conventional pillar read after the availability proxy of its branch (pooled budget per point of the force).
Pillar Weight Score Basis
Manpower 10% 100.0 4,704,870 effective
Ground forces 20% 100.0 11,487 main battle tanks
Naval power 20% 100.0 2,121 ships — the members' SEAS inventory power
Air power 25% 100.0 21,161 aircraft — the members' AIRS inventory power
Nuclear deterrent 10% 100.0 5,637 warheads
Defense budget 15% 100.0 $1.5T combined, PPP-adjusted
Availability modifier ground ×1.20 · naval ×1.04 · air ×1.03 Pooled budget per point of each force
SCO 10 members
100.0/ 100
Six-pillar composite scored as one force: summed manpower, ground, naval and air points, combined nuclear deterrent and pooled defense budget, each conventional pillar read after the availability proxy of its branch (pooled budget per point of the force).
Pillar Weight Score Basis
Manpower 10% 100.0 9,475,415 effective
Ground forces 20% 100.0 22,541 main battle tanks
Naval power 20% 100.0 2,043 ships — the members' SEAS inventory power
Air power 25% 100.0 16,762 aircraft — the members' AIRS inventory power
Nuclear deterrent 10% 100.0 6,400 warheads
Defense budget 15% 100.0 $537B combined, PPP-adjusted
Availability modifier ground ×1.15 · naval ×1.01 · air ×1.02 Pooled budget per point of each force

Combined scores treat each coalition as a single force: raw pillar values (troops, weighted equipment points, warheads, budgets) are summed across members and re-scored on the ATLAS Index scale. Alliance cohesion, geography and logistics are not modeled.

Forces by Domain

Air Forces by Category
Navies by Category
Ground Forces by Category
Ground inventories cover 24/32 and 8/10 members respectively.
Combined Defense Spending ($B)
Combined Personnel Evolution
Who Pays: NATO
Who Pays: SCO

Member Forces

NATO 32 members
North Atlantic Treaty Organization (32)
Country ATLAS Troops Aircraft Ships Budget
🇺🇸 United States ☢ 100.0 1,326,050 13,004 233 60%
🇫🇷 France ☢ 56.3 270,000 1,017 166 4%
🇬🇧 United Kingdom ☢ 52.5 144,400 673 62 6%
🇹🇷 Turkey 51.0 355,200 1,357 195 2%
🇩🇪 Germany 47.7 183,500 657 72 7%
🇮🇹 Italy 45.7 165,500 778 313 3%
🇬🇷 Greece 41.9 142,700 722 142 0%
🇪🇸 Spain 41.6 120,350 509 87 2%
🇵🇱 Poland 39.9 114,050 479 44 3%
🇨🇦 Canada 37.6 67,400 360 33 3%
🇳🇱 Netherlands 34.3 35,400 146 37 2%
🇷🇴 Romania 32.9 69,300 166 33 1%
🇳🇴 Norway 32.4 23,250 111 60 1%
🇫🇮 Finland 32.1 23,800 164 185 1%
🇸🇪 Sweden 31.9 29,750 178 232 1%
🇩🇰 Denmark 30.8 14,500 123 109 1%
🇵🇹 Portugal 27.5 27,250 100 34 0%
🇧🇪 Belgium 26.9 26,300 107 9 1%
🇧🇬 Bulgaria 26.0 36,950 79 36 0%
🇭🇷 Croatia 23.9 15,200 67 31 0%
🇭🇺 Hungary 21.5 27,800 86 — 0%
🇨🇿 Czechia 20.5 21,750 114 — 0%
🇸🇰 Slovakia 18.3 15,850 51 — 0%
🇱🇹 Lithuania 17.5 19,850 11 — 0%
🇸🇮 Slovenia 14.8 7,250 39 — 0%
🇪🇪 Estonia 13.4 7,100 5 8 0%
🇦🇱 Albania 12.7 8,500 19 — 0%
🇲🇰 North Macedonia 11.2 8,000 20 — 0%
🇱🇻 Latvia 9.6 6,210 7 — 0%
🇱🇺 Luxembourg 6.9 900 1 — 0%
🇲🇪 Montenegro 6.7 2,350 11 — 0%
🇮🇸 Iceland 0.0 0 — — 0%
SCO 10 members
Shanghai Cooperation Organisation (10)
Country ATLAS Troops Aircraft Ships Budget
🇨🇳 China ☢ 89.9 2,035,000 6,341 1,005 52%
🇷🇺 Russia ☢ 82.8 1,100,000 5,378 447 28%
🇮🇳 India ☢ 69.7 1,475,750 2,256 353 15%
🇵🇰 Pakistan ☢ 51.3 660,000 1,506 117 2%
🇮🇷 Iran 40.1 610,000 659 112 2%
🇰🇿 Kazakhstan 26.4 39,000 186 9 0%
🇧🇾 Belarus 25.7 45,350 205 — 0%
🇺🇿 Uzbekistan 21.3 48,000 196 — 0%
🇰🇬 Kyrgyzstan 14.7 10,900 9 — 0%
🇹🇯 Tajikistan 12.3 8,800 26 — 0%

Economy & Geography

Combined Economy
NATO SCO
Population 980.7 million 3.4 billion
Combined GDP $54.9 trillion $26.2 trillion
GDP per capita $55,982 $7,635
Defense share of GDP 2.8% 2.0%
Land area 25,897,183 km² 34,727,606 km²
Coastline 382,102 km 62,639 km
Nuclear Forces
CoalitionCountryStatusWarheadsDeployed
NATO 🇺🇸 United States Active 5,042 1,770
NATO 🇫🇷 France Active 370 280
NATO 🇬🇧 United Kingdom Active 225 120
NATO 🇹🇷 Turkey Host — 20
NATO 🇩🇪 Germany Host — 15
NATO 🇮🇹 Italy Host — 35
NATO 🇳🇱 Netherlands Host — 15
NATO 🇧🇪 Belgium Host — 15
SCO 🇨🇳 China Active 620 34
SCO 🇷🇺 Russia Active 5,420 1,796
SCO 🇮🇳 India Active 190 —
SCO 🇵🇰 Pakistan Active 170 —
SCO 🇮🇷 Iran Acquiring — —
SCO 🇧🇾 Belarus Host — 50
Hosted warheads (NATO sharing) remain with their owner state and are not double-counted in coalition totals.
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Frequently Asked Questions

Who is stronger, NATO or SCO?

On the combined ATLAS Index, NATO scores 100.0 against 100.0 for SCO. The score aggregates each bloc's manpower, ground, naval, air, nuclear and budget pillars as if it fought as a single force — it ignores geography, cohesion and logistics, which decide real wars.

How many troops do NATO and SCO have?

NATO fields 3,316,410 active military personnel across 32 member states, plus 2,329,650 reserves. SCO fields 6,032,800 active personnel and 4,374,500 reserves.

How much do NATO and SCO spend on defense?

Combined defense spending reaches $1.5T a year for NATO and $537B for SCO, summing each member's latest reported military budget.

Who has more military aircraft, NATO or SCO?

NATO operates 21,161 military aircraft (5,173 combat aircraft), while SCO operates 16,762 (6,342 combat). Each member is counted at its most recent inventory year in the GlobalMilitary.net database.

Do NATO or SCO have nuclear weapons?

Yes — both. NATO's nuclear-armed members hold 5,637 warheads combined, against 6,400 for SCO. Only warheads owned by member states are counted; hosted weapons remain with their owner.