An electrical card connector comprises an insulating header (1) having a mounting face (10), a plurality of electrical contacts (2) retained in the insulating header (1) and each having a soldering portion (22) arranging along the mounting face (10) and an engaging portion (21) for electrically connecting with an inserted electronic card, and a metallic shell (5) defining a receiving room (57) with an opening (59), through which the electronic card is inserted into the receiving room (57) along a direction, and further having a metallic header (58) disposed at a longitudinal end of the receiving room (57) and far from the opening (59), which is assembled onto the insulating header (1). Wherein the card inserting direction is perpendicular to the mounting face (10).