head to head
Serious Sam 3: BFEvsSuper Buster Bros.
Serious Sam 3: BFE leans Execution (Pure Mechanics); Super Buster Bros. leans Execution (Practiced Mastery).
Serious Sam 3: BFESuper Buster Bros.
Axis by axis
Execution8 vs 7
Serious Sam 3: BFE leans harder on execution: Iron-sights mechanics add precision demand on top of classic crowd control
Reads0 vs 0
Even - both lean on reads about the same.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization4 vs 5
Super Buster Bros. leans harder on optimization: Split ordering and screen-clearing routes are learnable per level
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

