head to head
Dysmantle asks more than Portal, and the gap is variance.

Optimization · Pure Optimization
A smash-everything open-world survival game that is really a giant routing and upgrade puzzle.

Optimization · Pure Optimization
The portal-gun puzzle game whose solutions are everything.
Dysmantle leans Optimization (Pure Optimization); Portal 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.
Dysmantle
Dodge-and-whack combat is simple but timing helps.
Portal
Portal placement timing modest.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Dysmantle
Zombie-like enemies follow fixed mappable patterns.
Portal
No adversary modeling player.
Dysmantle leans clearly harder on variance.
Dysmantle
Handcrafted world; little meaningful randomness.
Portal
Deterministic chambers; no randomness.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Dysmantle
Routing the map, tech tree and gear upgrades drive everything.
Portal
Pure puzzle-solving optimization.
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.