head to head
vs
International Superstar Soccer '98vsNaruto Shippuden: Ultimate Ninja Storm 4
International Superstar Soccer '98 leans Execution (Competitive PvP); Naruto Shippuden: Ultimate Ninja Storm 4 leans Reads (Competitive PvP).
International Superstar Soccer '98Naruto Shippuden: Ultimate Ninja Storm 4
Axis by axis
Execution6 vs 5
International Superstar Soccer '98 leans harder on execution: First-touch passing and shot timing carry every match
Reads5 vs 6
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.