head to head
Dragon Ball Z: Budokai Tenkaichi 3vsWaku Waku 7
Dragon Ball Z: Budokai Tenkaichi 3 leans Execution (Competitive PvP); Waku Waku 7 leans Reads (Competitive PvP).
Dragon Ball Z: Budokai Tenkaichi 3Waku Waku 7
Axis by axis
Execution7 vs 6
Dragon Ball Z: Budokai Tenkaichi 3 leans harder on execution: Combo timing, dashes and beam clashes demand fast hands
Reads6 vs 7
Waku Waku 7 leans harder on reads: Doki Doki super flashes and throw mixups stay human guessing.
Variance1 vs 1
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.

