head to head
vs
Bullet Heaven 2vsDoom II: Hell on Earth
Bullet Heaven 2 leans Execution (Pure Mechanics); Doom II: Hell on Earth leans Execution (Pure Mechanics).
Bullet Heaven 2Doom II: Hell on Earth
Axis by axis
Execution9 vs 8
Bullet Heaven 2 leans harder on execution: Dodging dense bullet patterns is the whole game
Reads0 vs 0
Even - both lean on reads about the same.
Variance2 vs 3
Doom II: Hell on Earth leans harder on variance: Ambush placements are hidden until triggered on first run
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.