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.

Optimization · Systems & Chaos
Surviving in a satirical space debris field by solving oxygen management and a dry crafting progression.

Optimization · Pure Optimization
A 2D sandbox of procedurally generated planets driven by crafting progression.
Breathedge leans Optimization (Systems & Chaos); Starbound leans Optimization (Pure Optimization).
Starbound leans a little harder on execution, though the gap is small.
Breathedge
Space EVA and crafting have minimal twitch demands
Starbound
Light platforming and combat, generous margins
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Breathedge
No meaningful adversary; threats are scripted and avoidable
Starbound
Procedural NPCs follow simple fixed behaviours
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Breathedge
Debris field resource distribution carries moderate randomness
Starbound
Procedural planets and loot keep early exploration unknown
Starbound leans a little harder on optimization, though the gap is small.
Breathedge
Oxygen management, crafting order, and exploration routing are the solvable loop
Starbound
Gear tiers, farming, and progression routes dominate
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.