head to head
vs
Fire Emblem: Path of RadiancevsSiren
Fire Emblem: Path of Radiance leans Optimization (Pure Optimization); Siren leans Optimization (Pure Optimization).
Fire Emblem: Path of RadianceSiren
Axis by axis
Execution2 vs 3
Siren leans harder on execution: Stealth movement and rare combat demand modest precision
Reads1 vs 0
Fire Emblem: Path of Radiance leans harder on reads: Fixed-script enemy AI with predictable targeting priority
Variance4 vs 4
Even - both lean on variance about the same.
Optimization8 vs 8
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.