head to head
Helldivers 2 asks more than Phoenix Point, and the gap is execution.

Optimization · Practiced Mastery
Top-tier co-op shooter against bug and bot hordes.

Variance · Systems & Chaos
Managing a manual-aim shooting layer on top of XCOM-style strategic campaign optimization.
Helldivers 2 leans Optimization (Practiced Mastery); Phoenix Point leans Variance (Systems & Chaos).
Helldivers 2 leans clearly harder on execution.
Helldivers 2
Recoil, stratagem inputs, friendly-fire aim
Phoenix Point
Manual aiming system introduces real accuracy input on every shot
Helldivers 2 leans a little harder on reads, though the gap is small.
Helldivers 2
Enemies scripted, no adaptive opponent
Phoenix Point
Alien factions evolve threat pools but not adaptively against you personally
Phoenix Point leans a little harder on variance, though the gap is small.
Helldivers 2
Patrol spawns and modifiers shake missions
Phoenix Point
Body-part hit location and mutation pools drive heavy RNG swings
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Helldivers 2
Loadout and stratagem synergies deep
Phoenix Point
Research priority, vehicle builds, and faction balance are deeply optimizable
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.