head to head
vs
Tales of VesperiavsUndertale
Tales of Vesperia leans Optimization (Practiced Mastery); Undertale leans Optimization (Pure Optimization).
Tales of VesperiaUndertale
Axis by axis
Execution5 vs 4
Tales of Vesperia leans harder on execution: Real-time combos and free-run dodges need moderate hands
Reads1 vs 1
Even - both lean on reads about the same.
Variance2 vs 1
Tales of Vesperia leans harder on variance: Drops and synthesis materials add light RNG
Optimization7 vs 7
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.