head to head
XCOM: Enemy Unknown asks more than Life is Strange, and the gap is variance.

Optimization · Systems & Chaos
A teenage drama built around rewinding decisions to map which choices actually alter the scripted outcome.

Optimization · Systems & Chaos
Managing RNG-driven combat while solving the underlying base economy and research tree.
Life is Strange leans Optimization (Systems & Chaos); XCOM: Enemy Unknown leans Optimization (Systems & Chaos).
XCOM: Enemy Unknown leans clearly harder on execution.
Life is Strange
Rewind mechanic removes virtually any failure state
XCOM: Enemy Unknown
Turn-based; no twitch inputs; cover placement has mild precision
XCOM: Enemy Unknown leans a little harder on reads, though the gap is small.
Life is Strange
Scripted teen drama; no opponent models the player
XCOM: Enemy Unknown
Aliens follow scripted AI, never model your specific habits
XCOM: Enemy Unknown leans clearly harder on variance.
Life is Strange
Rewind obscures which choices are truly consequential
XCOM: Enemy Unknown
Hit chances, crit rolls, and mission spawns create constant RNG swings
XCOM: Enemy Unknown leans clearly harder on optimization.
Life is Strange
Understanding consequence chains enables deliberate dialogue path planning
XCOM: Enemy Unknown
Squad composition, research order, and base economy 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.