The world of credit and debit cards is dominated by two household names: Visa (V 0.49%) and MasterCard (MA 0.07%). Both companies are giant with billions of cards in circulation around the world and processing trillions of dollars of commerce each quarter. 

In the video below, Motley Fool contributor Jay Jenkins takes on the challenge of choosing just one of the two as the better long-term investment. To this Fool, the answer boils down to international growth and next-generation technology.