- Capital: Manama
- Population: 1.577.000
- Surface: 790 km2
- Devise: le dinar de Bahreïn (1 EUR=0,4266 BHD)
- Religion: Majorité Islam
- Appartient à: ACD, Ligue arabe, CCG, FMI, ONU
- Capital: Doha
- Population: 3.063.000
- Surface: 11.490 km2
- Devise: le rial du Qatar (1 EUR=3,7936 QAR)
- Religion: Majorité Islam
- Appartient à: ACD, Ligue arabe, CCG, FMI, ONU, OPEP