Head-to-Head

United Kingdom vs Japan

Side-by-side military and economic comparison. Blue is United Kingdom, red is Japan. Every figure links back to its full world ranking.
🇬🇧 United Kingdom
MIL. STRENGTH #6
VS
🇯🇵 Japan
MIL. STRENGTH #8
68M 124M
👥 Population
$3.6T $4.2T
📈 GDP (Nominal)
$75B $53B
💰 Defense Budget
185k 247k
🪖 Active Personnel
📈 Japan's economy is 1.2× larger
💰 United Kingdom's defense budget is 1.4× larger
🪖 Japan's active force is 1.3× larger
✈️ Japan's air fleet is 2.3× larger
👥 Japan's population is 1.8× larger
MANPOWERLANDAIRNAVALECONOMYBUDGET
United KingdomJapan
Fleet Modernity — Quality, Not Just Count
ADVANCED
✈️ Air Fleet
MODERN
ADVANCED
🛡️ Armor Fleet
MODERN
ADVANCED
⚓ Naval Fleet
ADVANCED
ADVANCED
🛰️ Drones / UAV
MODERATE
Tiers weight fleet generation and era, not raw counts — a smaller modern fleet often outmatches a larger obsolete one on paper.
Leads More Categories
★ Japan
United Kingdom wins 1 of 6 · Japan wins 4 of 6 · 1 tied
Manpower
★ Japan
Financials
— Tie
Airpower
★ Japan
Land Power
★ Japan
Naval Power
★ Japan
Strategic
★ United Kingdom
Manpower
68,000,000
👥 Total Population
124,000,000 ★
185,000
🪖 Active Personnel
247,000 ★
★ 80,000
🎖️ Reserve Personnel
56,000
n/a
👮 Paramilitary Forces
n/a
Financials
★ $75B
💰 Defense Budget
$53B
$3,600B
📈 GDP (Nominal)
$4,200B ★
Airpower
630
✈️ Total Aircraft
1,450 ★
140
🛩️ Fighter Aircraft
240 ★
490
🛫 Bombers & Other Aircraft
1,210 ★
n/a
🚁 Helicopters (Total)
n/a
Land Power
220
🛡️ Tank Strength
1,000 ★
n/a
🚚 Armored Vehicles
n/a
n/a
💥 Towed Artillery
n/a
Naval Power
60
⚓ Fleet Strength
155 ★
10
🌊 Submarines
24 ★
★ 2
🛳️ Aircraft Carriers
0
Strategic
★ 225
☢️ Nuclear Warheads
0
Full profile
🇬🇧 United Kingdom
Category winners count metric-by-metric leads only; "n/a" values count as zero, so data gaps can skew a category. Cross-check before citing.