Puerto Rico is 2.7 times larger than Trinidad and Tobago.
Area: 13,790 km2 World Factbook
Population: 3,620,897 (July 2014) World Factbook
Puerto Rico, officially the Commonwealth of Puerto Rico, is an unincorporated territory of the United States, located in the northeastern Caribbean east of the Dominican Republic and west of both the United States Virgin Islands and the British Virgin Islands. Wikipedia
Area: 5,128 km2 World Factbook
Population: 1,223,916 (July 2014) World Factbook
Trinidad and Tobago, officially the Republic of Trinidad and Tobago, is a twin island country off the northern edge of South America, lying just off the coast of northeastern Venezuela and south of Grenada in the Lesser Antilles. Wikipedia