head to head
Peggle asks more than Rule34dle, and the gap is execution.

Variance · Pure Chaos
Pachinko-puzzle hybrid where one lucky bounce triggers Ode to Joy.

Variance · Pure Chaos
Guessing hidden popularity counts on internet-culture intuition alone.
Peggle leans Variance (Pure Chaos); Rule34dle leans Variance (Pure Chaos).
Peggle leans clearly harder on execution.
Peggle
Aiming the launcher is gentle
Rule34dle
One higher-or-lower click per round
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Peggle
No opposition whatsoever
Rule34dle
No opponent - the database doesn't react
Peggle leans a little harder on variance, though the gap is small.
Peggle
Bounce physics chaos decides most shots
Rule34dle
Post counts are hidden information you guess at
Peggle leans a little harder on optimization, though the gap is small.
Peggle
Angle planning and power choice for setups
Rule34dle
Internet-culture intuition slowly maps which tags run big
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.