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 streamlined immersive sim where biomod builds and route choice outweigh combat skill.

Optimization · Pure Optimization
A 2D sandbox where preparation and gear tiering carry boss fights.
Deus Ex: Invisible War leans Optimization (Pure Optimization); Terraria 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.
Deus Ex: Invisible War
Forgiving FPS combat with stealth options.
Terraria
Boss fights require dodging and aim under pressure.
Deus Ex: Invisible War leans a little harder on reads, though the gap is small.
Deus Ex: Invisible War
Enemy AI is simple and scripted.
Terraria
Bosses use scripted attacks; no adaptation.
Terraria leans a little harder on variance, though the gap is small.
Deus Ex: Invisible War
Level secrets are unknown only on first pass.
Terraria
World seeds and loot drops randomized.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Deus Ex: Invisible War
Biomod choices and route selection are the deciding layer.
Terraria
Gear progression and arena prep solve every boss.
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.