head to head
Harry Potter and the Half-Blood PrincevsHeavy Rain
Harry Potter and the Half-Blood Prince leans Optimization (Practiced Mastery); Heavy Rain leans Execution (Light / Casual).
Harry Potter and the Half-Blood PrinceHeavy Rain
Axis by axis
Execution3 vs 3
Even - both lean on execution about the same.
Reads0 vs 0
Even - both lean on reads about the same.
Variance1 vs 2
Heavy Rain leans harder on variance: First-run uncertainty about consequences
Optimization4 vs 3
Harry Potter and the Half-Blood Prince leans harder on optimization: Potion-stirring sequences and castle routing are lightly solvable
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

