- Capital: Riyad
- Population: 33.264.292
- Surface: 2.149.690 km2
- Devise: le riyal saoudien (1 EUR=3,8700 SAR)
- Religion: Majorité Islam
- Appartient à: ACD, Ligue arabe, G20, CCG, FMI, ONU, OPEP
- 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