head to head
vs
SpeedRunnersvsTwisted Metal: Head-On
SpeedRunners leans Execution (Pure Mechanics); Twisted Metal: Head-On leans Execution (Pure Mechanics).
SpeedRunnersTwisted Metal: Head-On
Axis by axis
Execution8 vs 7
SpeedRunners leans harder on execution: Grapple swings and boost timing at full speed decide races
Reads5 vs 4
SpeedRunners leans harder on reads: Timing item throws against human racers' habits wins exchanges
Variance2 vs 2
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.