head to head
vs
The Elder Scrolls IV: OblivionvsUndertale
The Elder Scrolls IV: Oblivion leans Optimization (Pure Optimization); Undertale leans Optimization (Pure Optimization).
The Elder Scrolls IV: OblivionUndertale
Axis by axis
Execution3 vs 4
Undertale leans harder on execution: Bullet-hell dodging in scripted patterns
Reads1 vs 1
Even - both lean on reads about the same.
Variance2 vs 1
The Elder Scrolls IV: Oblivion leans harder on variance: Loot and level-scaling rolls
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.