A practical electronic truck scale provided by the present invention comprises an electronic truck scale main body, a transmission mechanism, two climbing auxiliary mechanisms and two mobile auxiliary mechanisms. The transmission mechanism comprises a positioning block, a first worm, a transmission rod, a second worm and a first worm gear, the two climbing auxiliary mechanisms are arranged at the relative two sides in a length direction of the electronic truck scale main body respectively, and each climbing auxiliary mechanism comprises a transmission shaft, a second worm gear and a climbing supporting rack. The two mobile auxiliary mechanisms are arranged at the relative two sides in a width direction of the electronic truck scale main body respectively, and each mobile auxiliary mechanism comprises two mobile auxiliary devices. The two mobile auxiliary devices are located at the relative two sides in the length direction of the electronic truck scale main body respectively, and each mobile auxiliary device comprises a mobile rack, an installing shaft and a roller. The practical electronic truck scale of the present invention is convenient to use and move, and is convenient to weigh a vehicle.