Armor Penetration vs. Damage Calculator – Know What Gets Through Calculate how much damage your weapon does after factoring in armor penetration and armor rating. Enter Weapon and Armor Values Base Weapon Damage: Armor Type: Select Armor Type Light Armor (20) Medium Armor (50) Heavy Armor (80) Custom Target’s Armor Rating: Armor Penetration Value (%): Calculate Effective Damage Result will appear here Link to this calculator: Share on FacebookPost on XFollow usSave