head to head
vs
Gears of War 2vsTom Clancy's Rainbow Six: Vegas
Gears of War 2 leans Execution (Practiced Mastery); Tom Clancy's Rainbow Six: Vegas leans Execution (Competitive PvP).
Gears of War 2Tom Clancy's Rainbow Six: Vegas
Axis by axis
Execution7 vs 7
Even - both lean on execution about the same.
Reads4 vs 5
Tom Clancy's Rainbow Six: Vegas leans harder on reads: Multiplayer angles and pushes demand reading human opponents
Variance2 vs 2
Even - both lean on variance about the same.
Optimization5 vs 5
Even - both lean on optimization about the same.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.