head to head
Boom Blox asks more than Sayonara Wild Hearts, and the gap is optimization.

Optimization · Practiced Mastery
A Wii physics puzzler about toppling or surgically dismantling block towers.

Execution · Practiced Mastery
A playable pop album blending rhythm, racing, and shooting into a forgiving stylish ride.
Boom Blox leans Optimization (Practiced Mastery); Sayonara Wild Hearts leans Execution (Practiced Mastery).
Sayonara Wild Hearts leans a little harder on execution, though the gap is small.
Boom Blox
Throw aim and timing matter but stay forgiving
Sayonara Wild Hearts
Moderate dodging and timing, deliberately forgiving
Boom Blox leans a little harder on reads, though the gap is small.
Boom Blox
Party multiplayer adds light human interference
Sayonara Wild Hearts
Scripted pop-album set pieces
Boom Blox leans a little harder on variance, though the gap is small.
Boom Blox
Physics tumbles add mild unpredictability
Sayonara Wild Hearts
Fixed levels with memorizable layouts
Boom Blox leans clearly harder on optimization.
Boom Blox
Finding the optimal block to pull is the real test
Sayonara Wild Hearts
Gold-rank score chasing rewards route learning
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.