head to head
vs
The CavevsUnmechanical: Extended Edition
The Cave leans Optimization (Pure Optimization); Unmechanical: Extended Edition leans Optimization (Pure Optimization).
The CaveUnmechanical: Extended Edition
Axis by axis
Execution2 vs 2
Even - both lean on execution about the same.
Reads0 vs 0
Even - both lean on reads about the same.
Variance2 vs 1
The Cave leans harder on variance: Each character's section is unknown on first descent
Optimization6 vs 7
Unmechanical: Extended Edition leans harder on optimization: Physics and logic puzzle solutions are the entire game
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.