head to head
Looney Tunes: Space RacevsTricky Towers
Looney Tunes: Space Race leans Execution (Twitch Chaos); Tricky Towers leans Execution (Pure Mechanics).
Looney Tunes: Space RaceTricky Towers
Axis by axis
Execution6 vs 7
Tricky Towers leans harder on execution: Placing physics bricks fast under pressure is the core test
Reads2 vs 2
Even - both lean on reads about the same.
Variance4 vs 3
Looney Tunes: Space Race leans harder on variance: Random gag pickups scramble race outcomes
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.

