head to head
Dino Run asks more than Half-Life 2, and the gap is variance.

Execution · Pure Mechanics
A side-scrolling survival racer testing reflexes against a procedurally generated landscape.

Execution · Pure Mechanics
Landmark FPS built on physics puzzles and tight gunplay.
Dino Run leans Execution (Pure Mechanics); Half-Life 2 leans Execution (Pure Mechanics).
Dino Run leans a little harder on execution, though the gap is small.
Dino Run
Reacting to obstacles at speed is pure reflex
Half-Life 2
Gravity gun and shooting demand precision.
Dino Run leans a little harder on reads, though the gap is small.
Dino Run
Multiplayer racing rewards minor anticipation of rivals
Half-Life 2
Combine AI scripted, non-adaptive.
Dino Run leans clearly harder on variance.
Dino Run
Procedural terrain creates unpredictable hazards each run
Half-Life 2
Almost no randomness.
Dino Run leans a little harder on optimization, though the gap is small.
Dino Run
Learning to read terrain and conserve momentum helps
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.