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

Optimization · Pure Optimization
A physics puzzle game testing projectile angle and aim to demolish castles.

Optimization · Pure Optimization
A tactical squad shooter where positioning and probability management outweigh raw aim.
Crush the Castle leans Optimization (Pure Optimization); The Bureau: XCOM Declassified 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.
Crush the Castle
Release timing of the trebuchet needs some precision
The Bureau: XCOM Declassified
cover shooting timing is moderate
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Crush the Castle
Solo physics puzzle, no opponent to predict
The Bureau: XCOM Declassified
alien AI is scripted, no adaptation
The Bureau: XCOM Declassified leans a little harder on variance, though the gap is small.
Crush the Castle
Deterministic physics, minimal randomness
The Bureau: XCOM Declassified
cover-based hit chances are randomized
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Crush the Castle
Finding optimal projectile angles to topple structures is core
The Bureau: XCOM Declassified
squad tactics and builds are 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.