head to head
Risk of Rain asks more than Neon Abyss, and the gap is optimization.

Execution · Twitch Chaos
A fast twin-stick roguelite where chaotic item variance and precision shooting share the top bill.

Optimization · Practiced Mastery
Side-scrolling roguelike where item synergies snowball against a relentless difficulty clock.
Neon Abyss leans Execution (Twitch Chaos); Risk of Rain leans Optimization (Practiced Mastery).
Neon Abyss leans a little harder on execution, though the gap is small.
Neon Abyss
Fast twin-stick shooting against dense waves demands real input precision
Risk of Rain
Dodging projectiles and platforming under scaling pressure.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Neon Abyss
Enemies are scripted; no adaptive behaviour exists
Risk of Rain
Enemies spawn and chase; no adaptation.
Neon Abyss leans a little harder on variance, though the gap is small.
Neon Abyss
Item pool is enormous and chaotic; runs diverge unpredictably
Risk of Rain
Item drops and stage rolls dominate run identity.
Risk of Rain leans clearly harder on optimization.
Neon Abyss
Synergy stacking with passive items rewards pattern recognition
Risk of Rain
Item stacking and time-pressure routing is solvable.
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.