head to head
Astral Chain asks more than Red Dead Redemption 2, and the gap is execution.

Execution · Practiced Mastery
A Platinum action game about juggling two characters at once with style.

Execution · Practiced Mastery
A cinematic open-world western leaning on shooting feel and atmosphere.
Astral Chain leans Execution (Practiced Mastery); Red Dead Redemption 2 leans Execution (Practiced Mastery).
Astral Chain leans clearly harder on execution.
Astral Chain
Dual character-Legion control demands real dexterity.
Red Dead Redemption 2
Gunplay and Dead Eye reward aim and timing.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Astral Chain
Enemy patterns scripted, not adaptive.
Red Dead Redemption 2
Enemies use scripted AI patterns, not adaptation.
Red Dead Redemption 2 leans a little harder on variance, though the gap is small.
Astral Chain
Encounters fixed and replayable.
Red Dead Redemption 2
Some hunting and weather randomness, lightly hidden.
Astral Chain leans a little harder on optimization, though the gap is small.
Astral Chain
Legion abilities and combo scoring learnable.
Red Dead Redemption 2
Loadouts and routes solvable but loose.
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.