Marquee Matchups
Aryna Sabalenka vs Naomi Osaka
Sabalenka enters as a heavy favorite, with her best price of -435 available at BetRivers. Osaka, the underdog, offers her best price of +397 at Lowvig. The gap between Sabalenka’s best and worst prices (from -435 to -600 at William Hill US) is substantial—this is a significant line shop. For Sabalenka backers, BetRivers is the clear choice at -435. If considering the underdog, Lowvig‘s +397 for Osaka provides maximum value compared to +325 elsewhere.
Joao Fonseca vs Casper Ruud
Fonseca is favored at -275 via Bovada, while Ruud, the underdog, reaches +260 at FanDuel. The pricing spread here is tighter than some marquee matchups but still meaningful. Fonseca bettors should lock in Bovada‘s -275 to avoid the steeper -350 posted by BetMGM. Ruud backers find their best value at FanDuel‘s +260.
Value & Underdog Watch
Frances Tiafoe vs Matteo Arnaldi
Tiafoe is the favorite at -116 via Lowvig, offering solid value compared to William Hill US‘s -130. Arnaldi, the underdog, posts his best price of +102 at DraftKings—a meaningful advantage over the -105 floor at BetMGM. This match features the largest odds gap on the slate (207 points), signaling significant line movement or sharp disagreement among books. Shop Lowvig for Tiafoe and DraftKings for Arnaldi.
Flavio Cobolli vs Zachary Svajda
Cobolli dominates the odds as a -700 favorite at William Hill US, though FanDuel prices him as steep as -800. Svajda, the underdog, reaches +540 at FanDuel but drops to +400 at William Hill US. The 140-point gap reflects confidence in Cobolli’s superiority. Cobolli bettors must use William Hill US at -700 to avoid FanDuel‘s worse -800 line. For Svajda, FanDuel‘s +540 is essential for maximum return.
Felix Auger-Aliassime vs Alejandro Tabilo
Auger-Aliassime is favored at -170 via William Hill US, a tight line compared to BetRivers‘s -190. Tabilo, the underdog, offers +155 at BetRivers versus +130 at William Hill US. This is a relatively balanced matchup with minimal line divergence (25 points). Auger-Aliassime backers should use William Hill US at -170, while Tabilo supporters must find BetRivers‘s +155 for optimal value.
Maja Chwalinska vs Diane Parry
Chwalinska is favored at -172 via Lowvig, superior to DraftKings‘s -195. Parry, the underdog, posts +158 at DraftKings against +140 at William Hill US. The 23-point gap is among the tightest on the board. Back Chwalinska at Lowvig‘s -172 and Parry at DraftKings‘s +158 for best pricing.