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.

Execution · Practiced Mastery
Raizing's chaotic arcade shooter where bullet dodging meets intricate rank and scoring systems.

Execution · Practiced Mastery
Twitch dodging and shooting layered over memorised arcade stage routes.
Armed Police Batrider leans Execution (Practiced Mastery); Metal Slug leans Execution (Practiced Mastery).
Armed Police Batrider leans a little harder on execution, though the gap is small.
Armed Police Batrider
Dense bullet weaving and precise dodging at arcade speed
Metal Slug
Dodging dense bullet patterns and precise shots carry every credit
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Armed Police Batrider
Scripted enemy waves, no adaptive opponent
Metal Slug
Enemies follow fixed arcade scripts, never adapt
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Armed Police Batrider
Rank system shifts slightly, patterns fully learnable
Metal Slug
Spawns are nearly deterministic once a stage is learned
Armed Police Batrider leans a little harder on optimization, though the gap is small.
Armed Police Batrider
Scoring routes, medal chains, ship picks reward deep planning
Metal Slug
One-credit clears come from memorising routes and spawn patterns
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.