head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Optimization · Mind & Math
A colonial-era RTS adding home-city card shipments to classic Age economy play.

Reads · Mind & Math
Naval PvP with positional warfare.
Age of Empires III leans Optimization (Mind & Math); World of Warships leans Reads (Mind & Math).
Age of Empires III leans a little harder on execution, though the gap is small.
Age of Empires III
Unit micro and raid defense
World of Warships
Slow aim with long lead times
World of Warships leans a little harder on reads, though the gap is small.
Age of Empires III
Human deck and timing reads in ranked
World of Warships
Map positioning and spotting are reads
World of Warships leans a little harder on variance, though the gap is small.
Age of Empires III
Map spawns and shipment ordering unknowns
World of Warships
Shell dispersion and matchmaker swings
Age of Empires III leans a little harder on optimization, though the gap is small.
Age of Empires III
Home-city decks are a build-crafting layer
World of Warships
Captain skills and ship builds deep
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.