- Capital: Moroni
- Population: 832,322
- Surface Area: 1,861 km2
- Currency: Comorian francs
- Religion: Mostly Islam
- Belongs to: ACP, Arab League, IMF, UN, AU
- Capital: Doha
- Population: 2,781,677
- Surface Area: 11,610 km2
- Currency: Riyals (1 EUR=4.4201 QAR)
- Religion: Mostly Islam
- Belongs to: ACD, Arab League, GCC, IMF, UN, OPEC