head to head
Championship Manager 2008 asks more than Civilization V, and the gap is reads.

Optimization · Pure Optimization
A football management sim about building squads and optimizing tactics against variance.

Optimization · Pure Optimization
Optimizing city placement, social policies, and victory routing under randomized map unknowns.
Championship Manager 2008 leans Optimization (Pure Optimization); Civilization V leans Optimization (Pure Optimization).
Civilization V leans a little harder on execution, though the gap is small.
Championship Manager 2008
Menu management requires no physical skill
Civilization V
UI actions need no precision; speed is not a factor
Championship Manager 2008 leans clearly harder on reads.
Championship Manager 2008
Opponent AI tactics are somewhat predictable patterns
Civilization V
AI follows scripted personalities, not genuine player modelling
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Championship Manager 2008
Match results and injuries carry significant randomness
Civilization V
Random starts, barbarian spawns, and goody huts create hidden unknowns
Civilization V leans a little harder on optimization, though the gap is small.
Championship Manager 2008
Squad building, tactics and transfers are the deep core
Civilization V
Hex placement, social policies, and victory routing are fully solvable
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.