- Capital: Sanaa
- Population: 28,498,687
- Surface Area: 527,970 km2
- Currency: Yemeni rials
- Belongs to: Arab League, IMF, UN
- Capital: Abu Dhabi
- Population: 9,630,959
- Surface Area: 83,600 km2
- Currency: UAE dirhams (1 EUR=4.4650 AED)
- Religion: Mostly Islam
- Belongs to: ACD, Arab League, GCC, IMF, UN, OPEC