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 · Pure Optimization
Instanced online RPG where deck-like eight-skill builds decide battles before they begin.

Optimization · Practiced Mastery
A free-to-play shooter where you build custom fighting vehicles from blocks and battle other players' creations.
Guild Wars leans Optimization (Pure Optimization); Robocraft leans Optimization (Practiced Mastery).
Robocraft leans a little harder on execution, though the gap is small.
Guild Wars
Interrupt timing and kiting in skirmishes
Robocraft
Aiming and piloting matter but vehicles are sluggish
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Guild Wars
GvG and arena metagame against adapting humans
Robocraft
Human PvP battles reward outflanking live opponents
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Guild Wars
Modest drop and spawn randomness
Robocraft
Matchmaking and map spawns add mild noise
Guild Wars leans a little harder on optimization, though the gap is small.
Guild Wars
Eight-skill build construction is the game's soul
Robocraft
Block-by-block build crafting and meta loadouts dominate outcomes
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.