Mercury vs. Sparks: Betting Trends, Odds, Records Against the Spread, Predictions - May 21

The Phoenix Mercury (2-3) hit the court against the Los Angeles Sparks (1-3) at 10 p.m. ET on Thursday, May 21, 2026 on Amazon Prime Video.

In Phoenix's last game, it lost to Toronto 98-90. The Mercury were led by Kahleah Copper, who finished with 18 points and four assists, and Alyssa Thomas, with 17 points, six rebounds, eight assists and three steals.

In its previous game, Los Angeles fell at home to Toronto 106-96, with Kelsey Plum (28 PTS, 7 AST, 64.3 FG%) and Dearica Hamby (21 PTS, 9 REB, 3 STL, 63.6 FG%) the standout performers.

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Mercury vs. Sparks Betting Lines

Grab a look below at the latest betting lines for the Mercury-Sparks game.

• Favorite: Mercury (-2.5)
• Total: 177.5
• Mercury Moneyline: -142
• Sparks Moneyline: +116

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Mercury Betting Insights

• The Mercury have a 58.7% chance to win this contest based on the moneyline's implied probability.
• Phoenix has won one of the three games when it was a moneyline favorite this season (33.3%).
• The Mercury have covered twice in five chances against the spread this season.
• So far this season, one Phoenix contest has gone over 177.5 points.
• The Mercury have had an average of 166.3 points in their games this season, 11.2 fewer than this matchup's total.

Sparks Betting Insights (2025 Stats)

• The implied probability of a win by the Sparks, based on the moneyline, is 46.3%.
• Los Angeles was an underdog in 24 games last season and won 10 (41.7%) of those contests.
• The Sparks covered 19 times in 44 matchups with a spread last season.
• Los Angeles played 17 games last season that finished with a combined score higher than 177.5 points.
• Sparks outings last year had a 169.0-point average over/under, 8.5 fewer points than this game's point total.

Key Stats for Mercury vs. Sparks

• Last year, Phoenix recorded 82.8 points per game, 5.4 fewer points than the 88.2 that Los Angeles gave up.
• The Mercury went 10-2 last season when scoring more than 88.2 points.
• Offensively Phoenix fared better in home games last season, putting up 83.8 points per game, compared to 81.8 per game when playing on the road.
• Los Angeles scored an average of 85.7 points last year, 5.6 more points than the 80.1 that Phoenix allowed to opponents.
• The Sparks went 21-11 last season when they scored more than 80.1 points.
• At home, Los Angeles averaged 84.6 points per game last season. Away, it averaged 86.7.

All Media on this page by Associated Press.