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

Optimization · Pure Optimization
A sliding-block puzzle about deducing the right merge sequence per board.

Optimization · Pure Optimization
The beloved theme park builder where you design coasters and manage every detail of a growing park.
Denki Blocks! leans Optimization (Pure Optimization); RollerCoaster Tycoon leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Denki Blocks!
Sliding blocks has no timing or twitch demand
RollerCoaster Tycoon
Mouse-driven building with no time pressure
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Denki Blocks!
Solo puzzle with no opponent to predict
RollerCoaster Tycoon
Guests are simple, fully mappable simulations
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Denki Blocks!
Each puzzle is fixed, nothing random to map
RollerCoaster Tycoon
Guest spawns and breakdowns barely matter
RollerCoaster Tycoon leans a little harder on optimization, though the gap is small.
Denki Blocks!
Solving the block-merging sequence is the entire game
RollerCoaster Tycoon
Park layout, pricing, and coaster stats are solvable systems
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.