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

Execution · Practiced Mastery
Crude comedy 3D platformer of boss fights, parodies, and set-piece variety.

Execution · Practiced Mastery
Fast pattern-matching of cookie rows under accelerating speed pressure.
Conker's Bad Fur Day leans Execution (Practiced Mastery); Yoshi's Cookie leans Execution (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Conker's Bad Fur Day
Varied platforming and shooting set pieces
Yoshi's Cookie
Sliding rows quickly under rising speed pressures the hands
Yoshi's Cookie leans a little harder on reads, though the gap is small.
Conker's Bad Fur Day
Bosses and enemies fully scripted
Yoshi's Cookie
Versus mode adds only light opponent awareness
Yoshi's Cookie leans a little harder on variance, though the gap is small.
Conker's Bad Fur Day
Linear, authored content throughout
Yoshi's Cookie
Cookie spawns randomise but patterns are bounded
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Conker's Bad Fur Day
Context-sensitive solutions are learnable
Yoshi's Cookie
Recognising clear setups efficiently is half the score
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.