head to head
vs
Mortal Kombat: UnchainedvsTom Clancy's Rainbow Six: Vegas
Mortal Kombat: Unchained leans Execution (Competitive PvP); Tom Clancy's Rainbow Six: Vegas leans Execution (Competitive PvP).
Mortal Kombat: UnchainedTom Clancy's Rainbow Six: Vegas
Axis by axis
Execution7 vs 7
Even - both lean on execution about the same.
Reads6 vs 5
Mortal Kombat: Unchained leans harder on reads: Versus humans, baiting and predicting habits decides exchanges
Variance1 vs 2
Tom Clancy's Rainbow Six: Vegas leans harder on variance: Terrorist hunt spawns vary modestly between runs
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.