Spain extends further south than does Portugal.

Punta de Tarifa is the southernmost point of mainland Spain. It's also the southernmost point of the Iberian Peninsula, which Portugal and Spain share with the British colony of Gibraltar, the Principality of Andorra, and a small part of France. Punta de Tarifa is also the southernmost point of continental Europe. Punta de Tarifa is in the province of Cadiz and in the autonomous community of Andalusia on the Atlantic end of the Straits of Gibraltar. Its latitude and longitude coordinates are 36 degrees N 5 degrees 36 minutes West.

The southernmost point of mainland Portugal is Cabo de Santa Maria [Cape of St. Mary] in the Algarve Region. Its latitude and longitude coordinates are 36 degrees 57 minutes North 7 degrees 53 minutes 17 seconds West.