head to head
Dragon Ball Z: Budokai Tenkaichi 3vsNidhogg 2
Dragon Ball Z: Budokai Tenkaichi 3 leans Execution (Competitive PvP); Nidhogg 2 leans Reads (Competitive PvP).
Dragon Ball Z: Budokai Tenkaichi 3Nidhogg 2
Axis by axis
Execution7 vs 7
Even - both lean on execution about the same.
Reads6 vs 8
Nidhogg 2 leans harder on reads: Still a pure human mind-game duel
Variance1 vs 1
Even - both lean on variance about the same.
Optimization4 vs 3
Dragon Ball Z: Budokai Tenkaichi 3 leans harder on optimization: Character tiers and combo routes form a learnable layer
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

