The invention discloses a high-performance electromagnetic scale which comprises a weighing disk, a balance mechanism and a counterbalance part, wherein the balance mechanism comprises a pivot point, a cross beam, a pointer, a scale, a projection screen, a light source and a center pillar; the counterbalance part comprises two magnetic poles, a slideable conductive rod, a coil, a detection and amplification circuit, a current control part and a power supply. The high-performance electromagnetic scale is controlled by a singlechip, can realize automatic measurement, automatic scale balance regulation and automatic measuring parameter acquisition and processing, has the characteristics of small measuring error, high speed and high precision, and brings great convenience to measure.