head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Optimization · Practiced Mastery
Twin-stick co-op shooter precursor.

Execution · Practiced Mastery
A punishing top-down shooter roguelite where manual reload mechanics and weapon mastery rule.
Helldivers leans Optimization (Practiced Mastery); SYNTHETIK: Legion Rising leans Execution (Practiced Mastery).
SYNTHETIK: Legion Rising leans a little harder on execution, though the gap is small.
Helldivers
Twin-stick aim and stratagem inputs
SYNTHETIK: Legion Rising
Active reloads, headshots and dodge timing decide fights
Helldivers leans a little harder on reads, though the gap is small.
Helldivers
Scripted enemies, no real reads
SYNTHETIK: Legion Rising
Robot enemies are scripted, never model you
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Helldivers
Random spawns and patrol pressure
SYNTHETIK: Legion Rising
Random weapons, item shops and level layouts
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Helldivers
Loadout combos and stratagem chains
SYNTHETIK: Legion Rising
Class builds, heat management and weapon stats are deep
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.