- Capital: Riyadh
- Population: 35,013,000
- Surface Area: 2,149,690 km2
- Currency: Saudi riyals (1 EUR=3.9030 SAR)
- Religion: Mostly Islam
- Belongs to: ACD, Arab League, G20, GCC, IMF, UN, OPEC
- Capital: Manama
- Population: 1,487,000
- Surface Area: 780 km2
- Currency: Bahraini dinars (1 EUR=0.4266 BHD)
- Religion: Mostly Islam
- Belongs to: ACD, Arab League, GCC, IMF, UN