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 · Practiced Mastery
Solving firefights as flanking geometry problems with suppression as the key tool.

Optimization · Practiced Mastery
A portable Metal Gear pairing mission stealth with a base-building development metagame.
Brothers in Arms: Hell's Highway leans Optimization (Practiced Mastery); Metal Gear Solid: Peace Walker leans Optimization (Practiced Mastery).
Metal Gear Solid: Peace Walker leans a little harder on execution, though the gap is small.
Brothers in Arms: Hell's Highway
Aim matters but suppression mechanics deliberately downplay twitch
Metal Gear Solid: Peace Walker
Boss vehicle fights and CQC chains test aim and timing.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Brothers in Arms: Hell's Highway
German AI holds scripted positions, never adapts
Metal Gear Solid: Peace Walker
Enemy AI is scripted and predictable.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Brothers in Arms: Hell's Highway
Mild shot randomness under suppression fire
Metal Gear Solid: Peace Walker
Missions are fixed; soldier recruitment adds slight randomness.
Metal Gear Solid: Peace Walker leans a little harder on optimization, though the gap is small.
Brothers in Arms: Hell's Highway
Flanking geometry and squad orders solve every firefight
Metal Gear Solid: Peace Walker
Mother Base management and weapon development are pure systems.
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.