head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Variance · Light / Casual
A narrative horror experience testing curiosity more than any skill axis.

Variance · Light / Casual
A relaxing hidden-object game finding cats in a holiday village.
MiSide leans Variance (Light / Casual); Travellin Cats in Jingle Jam leans Variance (Light / Casual).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
MiSide
Walking and minigames make light physical demands
Travellin Cats in Jingle Jam
Clicking hidden cats requires no dexterity
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
MiSide
Mita is a scripted character, not an adaptive mind
Travellin Cats in Jingle Jam
Solo hidden-object game with no opponent
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
MiSide
Story surprises are hidden only until experienced
Travellin Cats in Jingle Jam
Cat positions are hidden until spotted
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
MiSide
Linear narrative with simple puzzles to step through
Travellin Cats in Jingle Jam
Systematic scanning speeds finding them all
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.