The 10 largest merchant acquirers in Europe based on transactions handled in 2015 are shown in the chart above. They are ranked by card payments at the physical point of sale as well as in web-based and mobile channels. Transactions were initiated by global and domestic-only general purpose credit, debit, and prepaid card brands. The chart on page 9 shows the 25 largest merchant acquirers ranked by purchase volume and transactions on global and domestic-only cards. Web-based and mobile transactions are also shown for the 10 largest acquirers handling business in those channels in the chart on ...