Strength: Thrall - Physical power and muscle strength. Thrall is a skilled warrior and has demonstrated immense strength in battle.
Dexterity: Arthas - Agility and coordination. Arthas is a highly skilled swordsman and has shown great dexterity in combat.
IQ: Thrall - Intelligence quotient and strategic thinking. Thrall is highly intelligent and has demonstrated exceptional leadership skills.
Battle IQ: Arthas - Tactical thinking and decision-making in battle. Arthas is a skilled tactician and has made strategic decisions in difficult situations.
Speed: Thrall - Swiftness and quickness. Thrall is faster than Arthas, able to move and strike more quickly.
Attack Power: Thrall - Raw damage output. Thrall's attacks are powerful and can deal significant damage.
Magic Power: Thrall - Mastery of arcane and shamanistic magic. Thrall is a skilled shaman and has a strong connection to the elements.
Defense: Arthas - Ability to defend against attacks. Arthas is heavily armored and can withstand attacks better than Thrall.
Skill: Arthas - Proficiency in combat techniques and techniques. Arthas is highly skilled in swordplay and other combat techniques.
Experience: Arthas - Knowledge and experience in combat. Arthas has years of experience as a warrior and commander.
Burst Damage: Thrall - Ability to deal high damage in a short amount of time. Thrall's attacks can deal significant burst damage.
Thrall and Arthas based on their armies alone, it could be argued that Arthas has a stronger army due to the fact that he has control over a wide range of undead and other dark creatures, which can be difficult to defeat or even kill.