head to head
vs
Battlefield 3vsSplatoon 2
Battlefield 3 leans Execution (Competitive PvP); Splatoon 2 leans Execution (Practiced Mastery).
Battlefield 3Splatoon 2
Axis by axis
Execution7 vs 7
Even - both lean on execution about the same.
Reads5 vs 5
Even - both lean on reads about the same.
Variance3 vs 2
Battlefield 3 leans harder on variance: Spawns, destruction, and vehicle drops shuffle engagements
Optimization5 vs 6
Splatoon 2 leans harder on optimization: loadout and turf strategy solvable
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.