head to head
vs
Wii PlayvsZoo Keeper
Wii Play leans Execution (Pure Mechanics); Zoo Keeper leans Execution (Twitch Chaos).
Wii PlayZoo Keeper
Axis by axis
Execution5 vs 6
Zoo Keeper leans harder on execution: Stylus swap speed under the timer decides scores
Reads2 vs 0
Wii Play leans harder on reads: Two-player duels add slight mutual prediction
Variance2 vs 4
Zoo Keeper leans harder on variance: New tiles fall randomly after each match
Optimization2 vs 3
Zoo Keeper leans harder on optimization: Board-reading heuristics like working bottom-up help
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.