Coalition Strength: China vs Japan + Taiwan + United States
China — 1 country
Japan + Taiwan + United States — 3 countries
| China | Japan + Taiwan + United States | |
|---|---|---|
| Combined ATLAS Index | 89.9 | 100.0 |
| Member states | 1 | 3 |
| Active military personnel | 2,035,000 | 1,742,050 |
| – Reserve troops | 510,000 | 2,519,600 |
| Military aircraft | 6,341 | 15,128 |
| – incl. combat aircraft | 3,222 | 3,616 |
| Military ships | 1,005 | 488 |
| – incl. aircraft carriers | 3 | 13 |
| – incl. submarines | 62 | 91 |
| Main battle tanks | 6,800 | 6,049 |
| Nuclear warheads | 620 | 5,042 |
| Combined defense budget | $281B | $995B |
Overview
China groups 1 country against 3 for Japan + Taiwan + United States. China fields 2,035,000 active troops combined vs 1,742,050 for Japan + Taiwan + United States. Japan + Taiwan + United States's combined $995B defense budget is 3.5:1 that of China ($281B).
In the air, China musters 6,341 military aircraft (3,222 combat) against 15,128 (3,616 combat) for Japan + Taiwan + United States. At sea, the fleets total 1,005 ships for China and 488 for Japan + Taiwan + United States, including 62 and 91 submarines respectively. On the ground, China deploys 6,800 main battle tanks vs 6,049 for Japan + Taiwan + United States.
Both blocs hold nuclear weapons: China's members maintain 620 warheads and Japan + Taiwan + United States's hold 5,042.
Combined ATLAS Index
Country ranking →| Pillar | Weight | Score | Basis |
|---|---|---|---|
| Manpower | 10% | 100.0 | 2,740,000 effective |
| Ground forces | 20% | 94.2 | 6,800 main battle tanks |
| Naval power | 20% | 95.5 | 1,005 ships — the members' SEAS inventory power |
| Air power | 25% | 88.7 | 6,341 aircraft — the members' AIRS inventory power |
| Nuclear deterrent | 10% | 58.2 | 620 warheads |
| Defense budget | 15% | 86.0 | $281B combined, PPP-adjusted |
| Availability | modifier | ground ×1.15 · naval ×0.98 · air ×0.98 | Pooled budget per point of each force |
| Pillar | Weight | Score | Basis |
|---|---|---|---|
| Manpower | 10% | 100.0 | 3,010,160 effective |
| Ground forces | 20% | 100.0 | 6,049 main battle tanks |
| Naval power | 20% | 100.0 | 488 ships — the members' SEAS inventory power |
| Air power | 25% | 100.0 | 15,128 aircraft — the members' AIRS inventory power |
| Nuclear deterrent | 10% | 98.2 | 5,042 warheads |
| Defense budget | 15% | 100.0 | $995B combined, PPP-adjusted |
| Availability | modifier | ground ×1.20 · naval ×1.02 · air ×1.00 | 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
Member Forces
| Country | ATLAS | Troops | Aircraft | Ships | Budget |
|---|---|---|---|---|---|
| 🇨🇳 China ☢ | 89.9 | 2,035,000 | 6,341 | 1,005 | 100% |
| Country | ATLAS | Troops | Aircraft | Ships | Budget |
|---|---|---|---|---|---|
| 🇺🇸 United States ☢ | 100.0 | 1,326,050 | 13,004 | 233 | 93% |
| 🇯🇵 Japan | 52.6 | 247,000 | 1,410 | 158 | 6% |
| 🇹🇼 Taiwan | 47.0 | 169,000 | 714 | 97 | 2% |
Economy & Geography
| China | Japan + Taiwan + United States | |
|---|---|---|
| Population | 1.4 billion | 464.1 million |
| Combined GDP | $18.7 trillion | $32.8 trillion |
| GDP per capita | $13,303 | $70,630 |
| Defense share of GDP | 1.5% | 3.0% |
| Land area | 9,326,410 km² | 9,544,399 km² |
| Coastline | 14,500 km | 51,241 km |
| Coalition | Country | Status | Warheads | Deployed |
|---|---|---|---|---|
| China | 🇨🇳 China | Active | 620 | 34 |
| Japan + Taiwan + United States | 🇺🇸 United States | Active | 5,042 | 1,770 |
Frequently Asked Questions
Who is stronger, China or Japan + Taiwan + United States?
On the combined ATLAS Index, Japan + Taiwan + United States scores 100.0 against 89.9 for China. 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 China and Japan + Taiwan + United States have?
China fields 2,035,000 active military personnel across 1 member state, plus 510,000 reserves. Japan + Taiwan + United States fields 1,742,050 active personnel and 2,519,600 reserves.
How much do China and Japan + Taiwan + United States spend on defense?
Combined defense spending reaches $281B a year for China and $995B for Japan + Taiwan + United States, summing each member's latest reported military budget.
Who has more military aircraft, China or Japan + Taiwan + United States?
China operates 6,341 military aircraft (3,222 combat aircraft), while Japan + Taiwan + United States operates 15,128 (3,616 combat). Each member is counted at its most recent inventory year in the GlobalMilitary.net database.
Do China or Japan + Taiwan + United States have nuclear weapons?
Yes — both. China's nuclear-armed members hold 620 warheads combined, against 5,042 for Japan + Taiwan + United States. Only warheads owned by member states are counted; hosted weapons remain with their owner.