IS-6 and IS-6 Black:
Increased penetration value (AP round) from 175 to 182 mm;
Increased penetration value for the premium projectile from 217 to 225 mm;
Reduced aiming time from 3.26 sec. to 2.68 sec;
Corrected front turret armor (up to 190 mm on the sides of the cannon).
8.8 cm Pak 43 Jagdtiger:
Increased penetration value (AP round) from 203 to 212 mm;
Increased vehicle durability from 1300 to 1400 HP;
Increased reverse speed from 12 to 14 km / h;
Reduced aiming time from 1.92 sec to 1.73 sec.