Qatar is 4.5 times larger than Luxembourg.
Area: 2,586 km2 World Factbook
Population: 520,672 (July 2014) World Factbook
Luxembourg, officially the Grand Duchy of Luxembourg, is a landlocked country in Western Europe. It is bordered by Belgium to the west and north, Germany to the east, and France to the south. Wikipedia
Area: 11,586 km2 World Factbook
Population: 2,123,160 (July 2014) World Factbook
Qatar, officially the State of Qatar, is a sovereign Arab country, located in Western Asia, occupying the small Qatar Peninsula on the northeasterly coast of the Arabian Peninsula. Its sole land border is with Saudi Arabia to the south, with the rest of its territory surrounded by the Persian Gulf. Wikipedia