head to head
Unreal Tournament 2003vsXDefiant
Unreal Tournament 2003 leans Execution (Pure Mechanics); XDefiant leans Execution (Pure Mechanics).
Unreal Tournament 2003XDefiant
Axis by axis
Execution9 vs 9
Even - both lean on execution about the same.
Reads6 vs 6
Even - both lean on reads about the same.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization4 vs 5
XDefiant leans harder on optimization: Faction abilities and attachments tune fights
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

