Barbados is 11% larger than St. Vin. and Gren..
Area: 430 km2 World Factbook
Population: 289,680 (July 2014) World Factbook
Barbados is a sovereign island country in the Lesser Antilles. It is 34 kilometres in length and up to 23 kilometres in width, covering an area of 432 square kilometres. Wikipedia
Area: 389 km2 World Factbook
Population: 102,918 (July 2014) World Factbook
Saint Vincent and the Grenadines is an island country in the Lesser Antilles Island arc, in the southern portion of the Windward Islands, which lie at the southern end of the eastern border of the Caribbean Sea where the latter meets the Atlantic Ocean. The country is also known as St. Vincent. Wikipedia