- Capital: Monaco
- Population: 36.686
- Surface: 75 km2
- Devise: l’euro
- Religion: Majorité Christianisme
- Appartient à: CoE, ONU, OSCE
- Capital: Mascate
- Population: 4.527.000
- Surface: 309.500 km2
- Devise: le rial d’Oman (1 EUR=0,4143 OMR)
- Religion: Majorité Islam
- Appartient à: ACD, Ligue arabe, CCG, FMI, ONU