An electronic terminal includes a main body having a groove, and a main unit keyboard. A through hole is defined in a bottom of the groove. A main board is provided in the main body. A first connector is provided on a side of the main board facing away from the groove. The main unit keyboard includes a key part and a flexible circuit board connected to each other. An end of the flexible circuit board that faces away from the key part is provided with a second connector configured to match the first connector. The key part is received in the groove. The flexible circuit board passes through the through hole and extends into an inside of the main body. The second connector is fastened to the first connector. A mobile phone is also provided.