head to head
Penumbra: Black PlaguevsShadowrun Returns
Penumbra: Black Plague leans Optimization (Systems & Chaos); Shadowrun Returns leans Optimization (Pure Optimization).
Penumbra: Black PlagueShadowrun Returns
Axis by axis
Execution2 vs 2
Even - both lean on execution about the same.
Reads0 vs 1
Shadowrun Returns leans harder on reads: Enemy IC and guards run scripted patrol and aggro routines
Variance5 vs 4
Penumbra: Black Plague leans harder on variance: Unknown layouts, scares, and patrols on a blind run
Optimization7 vs 7
Even - both lean on optimization about the same.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

