head to head
vs
Sid Meier's CivilizationvsTyranny
Sid Meier's Civilization leans Optimization (Pure Optimization); Tyranny leans Optimization (Pure Optimization).
Sid Meier's CivilizationTyranny
Axis by axis
Execution0 vs 1
Tyranny leans harder on execution: Combat is secondary; faction routing and dialogue are the main skill axes
Reads1 vs 1
Even - both lean on reads about the same.
Variance4 vs 4
Even - both lean on variance about the same.
Optimization9 vs 8
Sid Meier's Civilization leans harder on optimization: Tech routing, expansion and economy are deeply solvable
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.