Army comparison: 
Japan vs 
United States
Force Profile
| Japan | United States | |
|---|---|---|
| Total vehicles | 4,516 (2026) | 171,065 (2026) |
| In storage | — | 12,800 |
| On order | +148 | +12,602 |
Vehicle Categories Radar Comparison
Vehicles by Category
🇯🇵 Japanas of 2026
🇺🇸 United Statesas of 2026
Overview
United States's army fields 171,065 active vehicles — 38:1 Japan's 4,516. Additionally, Japan has 0 and United States has 12,800 vehicles in storage.
The breakdown includes 479 vs 2,666 tanks, 181 vs 7,724 infantry fighting vehicles, 2,829 vs 6,863 armored personnel carriers, 193 vs 1,521 self-propelled artillery, 480 vs 1,878 towed artillery, 99 vs 1,531 rocket launchers (Japan vs United States).
Ground Forces Analysis
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Frequently Asked Questions
Which country has more armored vehicles, Japan or United States?
United States has a larger ground force with 171,065 vehicles compared to Japan's 4,516 vehicles.
Which country has more tanks, Japan or United States?
United States operates more main battle tanks with 2,666 compared to Japan's 479.
Which army has more infantry fighting vehicles, Japan or United States?
United States has 7,724 infantry fighting vehicles compared to Japan's 181.
Which country has more armored personnel carriers, Japan or United States?
United States operates 6,863 APCs compared to Japan's 2,829.
Which country has more artillery systems, Japan or United States?
United States fields 4,930 artillery systems (self-propelled, towed, and MLRS) compared to Japan's 772.
How do the Japan and United States armies compare in size?
United States's army is 37.9 times larger than Japan's in terms of total vehicles (171,065 vs 4,516).