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Air Forces comparison: Flag of Bulgaria Bulgaria vs Flag of Slovenia Slovenia

Bulgaria's air force fields 79 active aircraft — 2.0:1 Slovenia's 39.

AIRS (Air Inventory Rating of Strength) Index face-off Full ranking →
Roundel of Bulgaria BulgariaWorld #66 6.2
AIRS Index / 100

Bulgaria leads on 3 of 4 categories

Roundel of Slovenia SloveniaWorld #109 2.5
  • 27 Combat aircraftweight ×50 · generation 0
  • 29 Helicoptersweight ×10 · era 16
  • 7 Transportweight ×10 4
  • 16 Trainersweight ×1 19
Bulgaria Slovenia Bars: weighted contribution to the AIRS Index (airframes × category weight; combat and bombers by generation tier, helicopters by era; the enabler, armament and availability multipliers apply on top) · figures: active airframes at each side's latest inventory year · Methodology
Key figures as of 2026
Bulgaria Slovenia Ratio
Official name Bulgarian Air Force Slovenian Air Force and Air Defence
Active aircraft 79 39 🇧🇬 2.0×
Aircraft on order 8 7 🇧🇬 1.1×
Combat aircraft 27 0 🇧🇬
Combat share of fleet 34.2 % 0.0 % 🇧🇬
Aircraft types in service 16 9 🇧🇬 1.8×
Main supplier Ex-USSR · 33 % United States · 31 %
Show full breakdown · 3 more rowsHide the 3 extra rows
Helicopters 29 16 🇧🇬 1.8×
Transport aircraft 7 4 🇧🇬 1.8×
Trainers 16 19 🇸🇮 1.2×
Backbone aircraft most numerous in service
🇧🇬 BulgariaH215M / AS532 Cougar ×12MiG-29 Fulcrum ×12F-16V Viper ×8
🇸🇮 SloveniaBell 412 ×8206 JetRanger ×4H215M / AS532 Cougar ×4
Fleet evolution · Bulgaria
Fleet evolution · Slovenia
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Frequently Asked Questions

Which country has more military aircraft, Bulgaria or Slovenia?
Bulgaria has more military aircraft with 79 active aircraft compared to Slovenia's 39, a difference of 40 aircraft.
Which air force has more combat aircraft, Bulgaria or Slovenia?
Bulgaria has more combat aircraft with 27 fighters and attack aircraft compared to Slovenia's 0.
Which country has more military helicopters, Bulgaria or Slovenia?
Bulgaria operates more military helicopters with 29 compared to Slovenia's 16.
Which air force has more transport aircraft, Bulgaria or Slovenia?
Bulgaria has more transport aircraft with 7 compared to Slovenia's 4.
How do the Bulgaria and Slovenia air forces compare in size?
Bulgaria's air force is 1.8 times larger than Slovenia's in terms of total active aircraft (7 vs 4).
Which country has more aircraft on order, Bulgaria or Slovenia?
Bulgaria has 8 aircraft on order compared to Slovenia's 7.