head to head
vs
ARMSvsM.U.G.E.N
ARMS leans Reads (Competitive PvP); M.U.G.E.N leans Execution (Competitive PvP).
ARMSM.U.G.E.N
Axis by axis
Execution6 vs 7
M.U.G.E.N leans harder on execution: Fighting-game inputs and combos demand real hands
Reads7 vs 6
ARMS leans harder on reads: Whiff-punish games against adapting humans
Variance2 vs 2
Even - both lean on variance about the same.
Optimization4 vs 4
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.