Seattle dominates lower-tier teams in the conference by 19 points per game, covering -7 and -10 while making two overs. Los Angeles hasn’t beaten anyone but last-place teams — as an underdog, they have missed covering by 2.5 and 9 points.
Seattle leads the league in points differential and field goal percentage allowed. The Storm have held five opponents under 72, but among those five games are their two losses to the spread and their two unders. The Sparks have been under 136 four times.
If Seattle covers the spread and goes over, the average margin is 16 points. Once Los Angeles lost to the spread and hit the over, when the margin was 11.