head to head
Hard Corps: Uprising 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 run-and-gun testing twitch execution against memorised bullet-heavy boss scripts.
Half-Life 2 leans Execution (Pure Mechanics); Hard Corps: Uprising leans Execution (Pure Mechanics).
Hard Corps: Uprising leans clearly harder on execution.
Half-Life 2
Gravity gun and shooting demand precision.
Hard Corps: Uprising
Bullet-dense run-and-gun demands precise movement and reflexes
Half-Life 2 leans a little harder on reads, though the gap is small.
Half-Life 2
Combine AI scripted, non-adaptive.
Hard Corps: Uprising
Boss patterns are fixed scripts to memorise
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.
Hard Corps: Uprising
Deterministic stages leave nothing random
Hard Corps: Uprising leans a little harder on optimization, though the gap is small.
Half-Life 2
Linear progression with no builds.
Hard Corps: Uprising
Rising-mode upgrades and pattern memorisation structure progress
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.