head to head
vs
Bridge ConstructorvsZoo Tycoon
Bridge Constructor leans Optimization (Pure Optimization); Zoo Tycoon leans Optimization (Pure Optimization).
Bridge ConstructorZoo Tycoon
Axis by axis
Execution1 vs 0
Bridge Constructor leans harder on execution: Placing girders has no dexterity component
Reads0 vs 0
Even - both lean on reads about the same.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization7 vs 8
Zoo Tycoon leans harder on optimization: Exhibit suitability, finances, guest flow are solvable systems
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.