head to head
vs
Clash of ClansvsImperator: Rome
Clash of Clans leans Optimization (Pure Optimization); Imperator: Rome leans Optimization (Pure Optimization).
Clash of ClansImperator: Rome
Axis by axis
Execution1 vs 1
Even - both lean on execution about the same.
Reads3 vs 2
Clash of Clans leans harder on reads: Base layouts anticipate human attackers' habits
Variance3 vs 3
Even - both lean on variance about the same.
Optimization8 vs 9
Imperator: Rome leans harder on optimization: pops, trade, mana optimization
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.