head to head
vs
FezvsQuern - Undying Thoughts
Fez leans Optimization (Pure Optimization); Quern - Undying Thoughts leans Optimization (Pure Optimization).
FezQuern - Undying Thoughts
Axis by axis
Execution2 vs 1
Fez leans harder on execution: Rotation and platforming needs light precision only
Reads0 vs 0
Even - both lean on reads about the same.
Variance0 vs 1
Quern - Undying Thoughts leans harder on variance: Everything observable; surprises are first-run only
Optimization9 vs 9
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.