This page lists all derived statistics in Fallout 3.
  • The content is not described in full detail on this page. For details, please see the respective articles.
  • For derived statistics in other Fallout games, please see "Derived statistic."
  • For an overview of Fallout 3 content, please refer to "Portal:Fallout 3."


Derived statistic Description Derived from Initial value
Action Points The higher the number, the more actions you can accomplish before another entity (whether friend or foe) reacts. Agility (AG * 2) + 65
Carry Weight How much you can carry before becoming overencumbered. Strength (ST * 10) + 150
Critical Chance Chance that a hit will inflict Critical Damage. Luck (LK) %
Damage Resistance All damage you receive is reduced by this percentage. Armor 0
Fire Resistance All fire damage you receive is reduced by this percentage. Armor 0
Hit Points How much damage you can take before you die. Endurance (EN * 20) + 100
Melee Damage Bonus damage with Melee Weapons. Strength ST * 0.5
Poison Resistance All poison damage you receive is reduced by this percentage. Endurance (EN - 1) * 5 %
Radiation Resistance How adept your body is at ignoring exposure to radiation. Endurance (EN - 1) * 2 %
Skill Rate How many skill points your character gains per level. Intelligence IN + 10
Unarmed Damage Damage done with fists (damage of Unarmed weapons is added to this value). Unarmed skill (Unarmed / 20) + 0.5
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