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

Execution · Practiced Mastery
Arcade western shooter narrated as a bounty hunter's tall tale.

Optimization · Practiced Mastery
A hybrid testing maze-planning optimization backed by twitch shooting between waves.
Call of Juarez: Gunslinger leans Execution (Practiced Mastery); X-Morph: Defense leans Optimization (Practiced Mastery).
Call of Juarez: Gunslinger leans a little harder on execution, though the gap is small.
Call of Juarez: Gunslinger
Quick-draw duels and combo shooting demand precision
X-Morph: Defense
Piloting the fighter through waves demands twitch dodging and aim
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Juarez: Gunslinger
Enemies are scripted gallery targets
X-Morph: Defense
Enemy waves are scripted - nothing adapts to your maze
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Juarez: Gunslinger
Minor enemy placement surprises first run
X-Morph: Defense
Wave compositions are known and repeatable per level
X-Morph: Defense leans a little harder on optimization, though the gap is small.
Call of Juarez: Gunslinger
Score routes, skill trees, duel timing knowledge
X-Morph: Defense
Tower placement and maze routing decide whether waves break
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.