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

Optimization · Pure Optimization
A grand strategy 4X where empire optimization carries you through random crises.

Optimization · Pure Optimization
A minimalist mobile-born 4X that compresses empire building into quick competitive matches.
Stellaris leans Optimization (Pure Optimization); The Battle of Polytopia leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Stellaris
Real-time pausable with no input precision.
The Battle of Polytopia
Tap-based turns; no dexterity
The Battle of Polytopia leans a little harder on reads, though the gap is small.
Stellaris
AI is scripted; multiplayer adds modest adaptation.
The Battle of Polytopia
Ranked multiplayer rewards predicting human expansion and timing
Stellaris leans a little harder on variance, though the gap is small.
Stellaris
Galaxy gen, anomalies, and crises vary widely.
The Battle of Polytopia
Unexplored small maps hide ruins and rivals
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Stellaris
Empire builds, fleet comps, and economy dominate.
The Battle of Polytopia
Tight economy math makes perfect openings near-solvable
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.