Military Power.net

Japanvs Ukraine

On Global Firepower's 2026 index, Japan (#7) holds a solid edge over Ukraine (#20).

  • Japan has submarines; Ukraine has none.
  • Japan has destroyers; Ukraine has none.
  • Japan fields 4.1× as many total aircraft.
  1. People and moneyUkraine leads 4 of 4
  2. Land forcesUkraine leads 4 of 5
  3. Air powerJapan leads 7 of 7
  4. Naval forcesJapan leads 4 of 7
  5. Nuclear weaponsEven, 0–0

Leads count raw numbers in each category. Larger is not always stronger: a modern fleet can beat a bigger, older one.

People and money

Who can be put in uniform, and how much is spent keeping them there.

$62.2B
Military spending
$84.1B
252K
Active personnel
900K
56K
Reserves
4M
25K
Paramilitary
100K

Spending is SIPRI's 2025 estimate in US dollars (Japan: 1.4% of GDP; Ukraine: 40% of GDP).

Land forces

Armour and artillery: the weight an army can put on the ground.

734
Tanks
1,121
54K
Armored vehicles
45K
193
Self-propelled artillery
682
480
Towed artillery
625
99
Rocket artillery
288

Air power

Fixed-wing and rotary aircraft across all branches.

1,429
Total aircraft
347
217
Fighters
88
47
Attack aircraft
30
583
Helicopters
140
118
Attack helicopters
39
10
Tankers
0
53
Transports
22

Naval forces

Hull counts, from carriers down to patrol boats.

158
Total fleet
169
0
Aircraft carriers
0
4
Helicopter carriers
0
23
Submarines
0
41
Destroyers
0
8
Frigates
0
0
Corvettes
0

Nuclear weapons

Estimated warheads in military stockpiles, January 2026.

0
Warheads
0
0
Deployed warheads
0

Compare other countries

Related matchups

Profiles: Japan and Ukraine. Sources: Global Firepower 2026, SIPRI Military Expenditure 2025 (Apr 2026), SIPRI Yearbook 2026: World Nuclear Forces.