head to head
Age of Mythology asks more than Empire Earth III, and the gap is variance.

Optimization · Mind & Math
An RTS where Greek, Norse, and Egyptian pantheons lend myth units and god powers to war.

Optimization · Mind & Math
A sloppy RTS still testing build orders and economy ahead of micro.
Age of Mythology leans Optimization (Mind & Math); Empire Earth III leans Optimization (Mind & Math).
Age of Mythology leans a little harder on execution, though the gap is small.
Age of Mythology
Standard RTS micro demands
Empire Earth III
Macro speed matters though far less than in tighter RTS peers
Age of Mythology leans a little harder on reads, though the gap is small.
Age of Mythology
Human opponents and god-power timing bluffs
Empire Earth III
Human opponents' timing attacks must be scouted and predicted
Age of Mythology leans clearly harder on variance.
Age of Mythology
Fog of war and random maps
Empire Earth III
Map starts and AI behaviour hold mild unknowns
Age of Mythology leans a little harder on optimization, though the gap is small.
Age of Mythology
God choices and favor economy reward planning
Empire Earth III
Epoch timing and economy builds dominate outcomes
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.