head to head
Boson X asks more than Half-Life 2, and the gap is execution.

Execution · Pure Mechanics
A pure reflex runner of split-second jumps inside a rotating particle accelerator.

Execution · Pure Mechanics
Landmark FPS built on physics puzzles and tight gunplay.
Boson X leans Execution (Pure Mechanics); Half-Life 2 leans Execution (Pure Mechanics).
Boson X leans clearly harder on execution.
Boson X
Split-second jumps in a rotating tunnel are the entire game
Half-Life 2
Gravity gun and shooting demand precision.
Half-Life 2 leans a little harder on reads, though the gap is small.
Boson X
No opponent - just oncoming geometry
Half-Life 2
Combine AI scripted, non-adaptive.
Boson X leans a little harder on variance, though the gap is small.
Boson X
Platform sequences are randomized but pattern-bounded
Half-Life 2
Almost no randomness.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Boson X
Blue-platform risk choices have a thin strategic layer
Half-Life 2
Linear progression with no builds.
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.