An electrical connector complied with HDMI 2.1 including an insulating body, multiple terminals, and a metallic shell enclosing portions of the insulating body and the terminals is provided. The ten terminals includes a first terminal Data2+, a third terminal Data2−, a fifth terminal Data Shield, a seventh terminal Data0+, a ninth terminal Data0−, an eleventh terminal Data3 Shield, a thirteenth terminal CEC, a fifteenth terminal SCL, a seventeenth terminal DDC/CEC Ground, and a nineteenth terminal Hot Plug Detec1 arranged in an arrangement direction in sequence. The nine terminals includes a second terminal Data2 Shield, a fourth terminal Data1+, a sixth terminal Data1−, an eighth terminal Data0 Shield, a tenth terminal Data3+, a twelfth terminal Data3−, a fourteenth terminal Utility, a sixteenth terminal SDA, and an eighteenth terminal +5V Power arranged in an arrangement direction in sequence.