Battle of Kursk or AFVs. The most capable Soviet tank at Kursk was the T-34, the original version was armed with a 76.2mm gun, the gun struggled against uparmoured Panzer IVs, and the frontal armour of Tigers and Panthers was essentially impenetrable. Only the SU-122 and SU-152 self-propelled guns had the power to destroy the Tiger at short range, but they were not equal to the Tiger's 88mm gun at long range, and there were very few SU-122 and the SU-152 at Kursk. Fighting started on the southern face of the salient on the evening of 4 July 1943, when German infantry launched
Battle of Kursk the salient. Red Army combat engineers laid 503,663 anti-tank mines and 439,348 anti-personnel mines, with the highest concentration in the first main defensive belt. The minefields at Kursk achieved densities of 1,700 anti-personnel and 1,500 anti-tank mines per kilometre, about four times the density used in the defence of Moscow. For example, the 6th Guards Army of the Voronezh Front, was spread out over nearly of front and was protected by 69,688 anti-tank and 64,430 anti-personnel mines in its first defensive belt with a further 20,200 anti-tank and 9,097 anti-personnel mines in its second defensive belt. Furthermore, mobile obstacle detachments