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

Execution · Pure Mechanics
Punishing beat-em-up execution with zero margin and memorised stages.

Execution · Pure Mechanics
A combat metroidvania testing precise platforming execution against fixed enemy patterns.
Double Dragon III: The Sacred Stones leans Execution (Pure Mechanics); Guacamelee! Super Turbo Championship Edition leans Execution (Pure Mechanics).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Double Dragon III: The Sacred Stones
Brutal difficulty and no continues punish every missed input
Guacamelee! Super Turbo Championship Edition
Combo brawling and dimension-swap platforming demand tight inputs
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Double Dragon III: The Sacred Stones
Enemies attack in fixed scripted patterns
Guacamelee! Super Turbo Championship Edition
Enemies and bosses are colour-coded fixed patterns
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Double Dragon III: The Sacred Stones
Stages never change between attempts
Guacamelee! Super Turbo Championship Edition
Hand-built world with nothing random
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Double Dragon III: The Sacred Stones
Character-swap management and memorised layouts are the path through
Guacamelee! Super Turbo Championship Edition
Ability-gated routing and upgrade order reward planning
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.
full breakdown
Double Dragon III: The Sacred Stones →
full breakdown
Guacamelee! Super Turbo Championship Edition →