head to head
vs
World of GoovsZombie Night Terror
World of Goo leans Optimization (Pure Optimization); Zombie Night Terror leans Optimization (Pure Optimization).
World of GooZombie Night Terror
Axis by axis
Execution3 vs 2
World of Goo leans harder on execution: Placing goo balls needs only mild precision
Reads0 vs 0
Even - both lean on reads about the same.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization8 vs 8
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.