T 90 armor Please discuss There are contradictions from the available sources This website claims T 90A protection as follow vs APFSDS 550 mm 250 280 mm with Kontakt 5 800 830 mm vs HEAT 650 mm 500 700 mm with Kontakt 5 1 150 1 350 mm This means that against APFSDS 550 mm is for T 90A Basic Armor without Kontakt 5 and 250 280 mm is for Kontakt 5 If you add this up the sum is 800 830 mm for the whole T 90A Armor doesn t know anything about what ERA is and how it works And now he is the one who vandaling the article