head to head
Borderlands 3 asks more than Red Dead Redemption 2, and the gap is variance.

Optimization · Practiced Mastery
Refined loot shooter with skill-tree builds.

Execution · Practiced Mastery
A cinematic open-world western leaning on shooting feel and atmosphere.
Borderlands 3 leans Optimization (Practiced Mastery); Red Dead Redemption 2 leans Execution (Practiced Mastery).
Borderlands 3 leans a little harder on execution, though the gap is small.
Borderlands 3
Tighter gunplay than predecessors
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.
Borderlands 3
Enemies scripted, no adaptive opponent
Red Dead Redemption 2
Enemies use scripted AI patterns, not adaptation.
Borderlands 3 leans clearly harder on variance.
Borderlands 3
Weapon rolls and anointments randomize
Red Dead Redemption 2
Some hunting and weather randomness, lightly hidden.
Borderlands 3 leans clearly harder on optimization.
Borderlands 3
Skill trees, anointments, gear math deep
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.