Air Forces comparison: 
Mongolia vs 
Yemen
Yemen's air force fields 134 active aircraft — 8.9:1 Mongolia's 15.
AIRS (Air Inventory Rating of Strength) Index face-off Full ranking →
Mongolia
Yemen
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
| Mongolia | Yemen | Ratio | |
|---|---|---|---|
| Official name | Mongolian Air Force | Yemeni Air Force | |
| Active aircraft | 15 | 134 | 🇾🇪 8.9× |
| Combat aircraft | 6 | 69 | 🇾🇪 12× |
| Combat share of fleet | 40.0 % | 51.5 % | 🇾🇪 1.3× |
| Aircraft types in service | 3 | 13 | 🇾🇪 4.3× |
| Main supplier | Ex-USSR · 100 % | Ex-USSR · 62 % |
Show full breakdown · 3 more rowsHide the 3 extra rows
| Helicopters | 6 | 34 | 🇾🇪 5.7× |
| Transport aircraft | 3 | 3 | — |
| Trainers | 0 | 28 | 🇾🇪 |
Backbone aircraft most numerous in service
Fleet evolution · Mongolia
Fleet evolution · Yemen
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Frequently Asked Questions
Which country has more military aircraft, Mongolia or Yemen?
Yemen has more military aircraft with 134 active aircraft compared to Mongolia's 15, a difference of 119 aircraft.
Which air force has more combat aircraft, Mongolia or Yemen?
Yemen has more combat aircraft with 69 fighters and attack aircraft compared to Mongolia's 6.
Which country has more military helicopters, Mongolia or Yemen?
Yemen operates more military helicopters with 34 compared to Mongolia's 6.
Which air force has more transport aircraft, Mongolia or Yemen?
Mongolia and Yemen both have 3 transport aircraft.
How do the Mongolia and Yemen air forces compare in size?
Yemen's air force is 8.9 times larger than Mongolia's in terms of total active aircraft (134 vs 15).