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
Anime soulslike pairing pattern-learning boss fights with flexible class builds.

Optimization · Practiced Mastery
Retro-styled action RPG mixing fast combat with dense ball-physics puzzles.
Code Vein leans Execution (Practiced Mastery); CrossCode leans Optimization (Practiced Mastery).
Code Vein leans a little harder on execution, though the gap is small.
Code Vein
Dodge timing and stamina management in melee
CrossCode
fast ball-throwing combat and dash puzzles
Code Vein leans a little harder on reads, though the gap is small.
Code Vein
Bosses are scripted patterns, never adaptive
CrossCode
no adaptive opponent
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Code Vein
Fixed enemy placement; minor drop randomness
CrossCode
content is fixed and scripted
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Code Vein
Blood codes and gift builds reward theorycraft
CrossCode
element puzzles and builds reward systematic play
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.