head to head
Battletoads / Double DragonvsTeenage Mutant Ninja Turtles IV: Turtles in Time
Battletoads / Double Dragon leans Execution (Pure Mechanics); Teenage Mutant Ninja Turtles IV: Turtles in Time leans Execution (Practiced Mastery).
Battletoads / Double DragonTeenage Mutant Ninja Turtles IV: Turtles in Time
Axis by axis
Execution8 vs 7
Battletoads / Double Dragon leans harder on execution: Unforgiving brawls and vehicle stages punish any input slip
Reads0 vs 1
Teenage Mutant Ninja Turtles IV: Turtles in Time leans harder on reads: Foot Soldiers run fixed scripts.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization5 vs 5
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.

