head to head
Track & Field II asks more than Half-Life 2, and the gap is execution.

Execution · Pure Mechanics
Landmark FPS built on physics puzzles and tight gunplay.

Execution · Pure Mechanics
A button-mashing arcade sports game featuring track and field events.
Half-Life 2 leans Execution (Pure Mechanics); Track & Field II leans Execution (Pure Mechanics).
Track & Field II leans clearly harder on execution.
Half-Life 2
Gravity gun and shooting demand precision.
Track & Field II
Button-mashing speed and timing define every event.
Half-Life 2 leans a little harder on reads, though the gap is small.
Half-Life 2
Combine AI scripted, non-adaptive.
Track & Field II
No opponent to out-predict, purely solo performance.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Half-Life 2
Almost no randomness.
Track & Field II
Minimal randomness in event outcomes.
Half-Life 2 leans a little harder on optimization, though the gap is small.
Half-Life 2
Linear progression with no builds.
Track & Field II
Little strategy beyond raw execution speed.
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.