head to head
vs
Naruto Shippuden: Ultimate Ninja Storm 4vsWWF War Zone
Naruto Shippuden: Ultimate Ninja Storm 4 leans Reads (Competitive PvP); WWF War Zone leans Execution (Competitive PvP).
Naruto Shippuden: Ultimate Ninja Storm 4WWF War Zone
Axis by axis
Execution5 vs 6
WWF War Zone leans harder on execution: Move inputs and reversal timing decide exchanges
Reads6 vs 5
Naruto Shippuden: Ultimate Ninja Storm 4 leans harder on reads: Versus humans, baiting substitutions is the core game
Variance2 vs 2
Even - both lean on variance about the same.
Optimization4 vs 4
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.