Electric connector and connector combination

The invention discloses an electric connector and a connector combination, the electric connector comprises a plurality of first conductive terminals arranged in the left-right direction, each first conductive terminal is provided with a first contact part, a first connecting part and a first conductive connecting part which are connected in sequence, the first contact part is located in front of the first conductive connecting part, and the first connecting part is located in front of the first conductive connecting part; the plurality of first conductive terminals comprise a first terminal group and a second terminal group which are adjacently arranged, and the first terminal group comprises a first differential signal pair and two first grounding terminals located on the left side and the right side of the first differential signal pair; the second terminal group comprises a second differential signal pair and two second grounding terminals located on the left side and the right side of the second differen