head to head
vs
Dragon Ball Z: Budokai Tenkaichi 2vsMario Tennis: Ultra Smash
Dragon Ball Z: Budokai Tenkaichi 2 leans Execution (Competitive PvP); Mario Tennis: Ultra Smash leans Execution (Competitive PvP).
Dragon Ball Z: Budokai Tenkaichi 2Mario Tennis: Ultra Smash
Axis by axis
Execution6 vs 6
Even - both lean on execution about the same.
Reads5 vs 5
Even - both lean on reads about the same.
Variance1 vs 2
Mario Tennis: Ultra Smash leans harder on variance: Mega Mushroom drops inject party randomness
Optimization4 vs 3
Dragon Ball Z: Budokai Tenkaichi 2 leans harder on optimization: A 120-character roster of matchup and item knowledge
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.