head to head
Tom Clancy's Rainbow Six: Vegas 2 asks more than The Witcher 3: Wild Hunt, and the gap is execution.

Optimization · Practiced Mastery
A narrative action RPG where build planning matters more than reflex execution.

Execution · Practiced Mastery
A cover-shooter Rainbow Six blending tactical room-clearing with solid gunplay.
The Witcher 3: Wild Hunt leans Optimization (Practiced Mastery); Tom Clancy's Rainbow Six: Vegas 2 leans Execution (Practiced Mastery).
Tom Clancy's Rainbow Six: Vegas 2 leans clearly harder on execution.
The Witcher 3: Wild Hunt
Combat timing matters but generous dodges forgive sloppy play.
Tom Clancy's Rainbow Six: Vegas 2
Cover-based gunfights still punish poor aim
Tom Clancy's Rainbow Six: Vegas 2 leans clearly harder on reads.
The Witcher 3: Wild Hunt
Enemies use fixed AI behaviours; no adaptation.
Tom Clancy's Rainbow Six: Vegas 2
Multiplayer brings some human adaptation; AI is scripted
Tom Clancy's Rainbow Six: Vegas 2 leans a little harder on variance, though the gap is small.
The Witcher 3: Wild Hunt
Loot rolls and minor combat variance only.
Tom Clancy's Rainbow Six: Vegas 2
Enemy placements partially unknown per encounter
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
The Witcher 3: Wild Hunt
Builds, alchemy, and quest routing reward planning.
Tom Clancy's Rainbow Six: Vegas 2
Room-clearing order and squad commands are solvable tactics
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.