head to head
Delta Force: Black Hawk Down asks more than Sniper: Ghost Warrior, and the gap is reads.

Execution · Pure Mechanics
High-volume shooting accuracy through chaotic scripted raids.

Execution · Practiced Mastery
Ballistic compensation and patrol memorisation along heavily scripted stealth corridors.
Delta Force: Black Hawk Down leans Execution (Pure Mechanics); Sniper: Ghost Warrior leans Execution (Practiced Mastery).
Delta Force: Black Hawk Down leans a little harder on execution, though the gap is small.
Delta Force: Black Hawk Down
Fast aim against dense hostile crowds is the core test
Sniper: Ghost Warrior
Accounting for wind and drop on long shots demands steady aim
Delta Force: Black Hawk Down leans clearly harder on reads.
Delta Force: Black Hawk Down
Large multiplayer servers add human positioning play
Sniper: Ghost Warrior
Enemy AI runs scripted patrols, not adaptation
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Delta Force: Black Hawk Down
Spawning enemy placements vary slightly between attempts
Sniper: Ghost Warrior
Wind values add per-shot noise to compensate for
Sniper: Ghost Warrior leans a little harder on optimization, though the gap is small.
Delta Force: Black Hawk Down
Loadout choice and mission routes are learnable
Sniper: Ghost Warrior
Learning patrol routes and stealth paths solves each level
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.