Air Forces comparison: 
Brunei vs 
Yemen
Yemen's air force fields 156 active aircraft — 6.0:1 Brunei's 26.
AIRS (Air Inventory Rating of Strength) Index face-off Full ranking →
Brunei
Yemen
Bars: weighted contribution to the AIRS Index (airframes × category weight; combat and bombers by unit price, helicopters by era) · figures: active airframes at each side's latest inventory year · Methodology
Key figures as of 2026
| Brunei | Yemen | Ratio | |
|---|---|---|---|
| Official name | Royal Brunei Air Force | Yemeni Air Force | |
| Active aircraft | 26 | 156 | 🇾🇪 6.0× |
| Aircraft on order | 8 | 0 | 🇧🇳 |
| Combat aircraft | 0 | 75 | 🇾🇪 |
| Combat share of fleet | 0.0 % | 48.1 % | 🇾🇪 |
| Aircraft types in service | 5 | 17 | 🇾🇪 3.4× |
| Main supplier | United States · 73 % | Ex-USSR · 60 % |
Show full breakdown · 3 more rowsHide the 3 extra rows
| Helicopters | 19 | 40 | 🇾🇪 2.1× |
| Transport aircraft | 3 | 13 | 🇾🇪 4.3× |
| Trainers | 4 | 28 | 🇾🇪 7.0× |
Backbone aircraft most numerous in service
Fleet evolution · Brunei
Fleet evolution · Yemen
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Frequently Asked Questions
Which country has more military aircraft, Brunei or Yemen?
Yemen has more military aircraft with 156 active aircraft compared to Brunei's 26, a difference of 130 aircraft.
Which air force has more combat aircraft, Brunei or Yemen?
Yemen has more combat aircraft with 75 fighters and attack aircraft compared to Brunei's 0.
Which country has more military helicopters, Brunei or Yemen?
Yemen operates more military helicopters with 40 compared to Brunei's 19.
Which air force has more transport aircraft, Brunei or Yemen?
Yemen has more transport aircraft with 13 compared to Brunei's 3.
How do the Brunei and Yemen air forces compare in size?
Yemen's air force is 4.3 times larger than Brunei's in terms of total active aircraft (13 vs 3).
Which country has more aircraft on order, Brunei or Yemen?
Brunei has 8 aircraft on order compared to Yemen's 0.