Tennis bets today: 10 picks for Tuesday ft. Kostyuk vs. Sebov [8/4/2026]

WTA Toronto: Katherine Sebov +7.5 games (-150)

• Edge: 15.0%
• Probability: 75%
• Matchup: Marta Kostyuk vs. Katherine Sebov (1:40PM ET)

Our model has identified value on Katherine Sebov +7.5 games at -150 odds in their matchup at WTA Toronto. A 75% probability produces an edge of 15.0%, making this the strongest play for today's tennis slate.

WTA Toronto: Moyuka Uchijima +6.5 games (+110)

• Edge: 10.3%
• Probability: 57.9%
• Matchup: Aryna Sabalenka vs. Moyuka Uchijima (7:00PM ET)

At WTA Toronto, Moyuka Uchijima +6.5 games carries a 10.3% edge and a probability of 57.9% at +110 odds, according to our model.

WTA Toronto: Moyuka Uchijima vs. Aryna Sabalenka Over 17.5 total games (-115)

• Edge: 9.1%
• Probability: 62.6%
• Matchup: Aryna Sabalenka vs. Moyuka Uchijima (7:00PM ET)

Moyuka Uchijima vs. Aryna Sabalenka Over 17.5 total games at -115 odds shows a 9.1% edge, supported by a 62.6% probability in simulations of the WTA Toronto match.

WTA Toronto: Katherine Sebov vs. Marta Kostyuk over 17.5 total games (-110)

• Edge: 7.8%
• Probability: 60.2%
• Matchup: Marta Kostyuk vs. Katherine Sebov (1:40PM ET)

A 7.8% edge and 60.2% probability make Katherine Sebov vs. Marta Kostyuk over 17.5 total games a value play in the Marta Kostyuk vs. Katherine Sebov matchup, per our model.

ATP Montreal: Botic Van de Zandschulp vs. Giovanni Mpetshi Perricard Under 25.5 total games (-120)

• Edge: 5.3%
• Probability: 59.9%
• Matchup: Giovanni Mpetshi Perricard vs. Botic Van de Zandschulp (1:20PM ET)

Botic Van de Zandschulp vs. Giovanni Mpetshi Perricard Under 25.5 total games at -120 odds presents a 5.3% edge, with simulations resulting in a probability of 59.9%.

WTA Toronto: Jessica Bouzas Maneiro +5.5 (-108)

• Edge: 4.8%
• Probability: 56.7%
• Matchup: Elina Svitolina vs. Jessica Bouzas Maneiro (11:00AM ET)

Our model finds value on Jessica Bouzas Maneiro +5.5 at -108 odds at ATP Brisbane, supported by an edge of 4.8%.

ATP Montreal: James Duckworth ML (+750)

• Edge: 4.8%
• Probability: 16.5%
• Matchup: James Duckworth vs. Alex de Minaur (6:00PM ET)

Our model has uncovered value on Alex de Minaur-James Duckworth to finish as a tie after 90 minutes at +750 odds. A 16.5% probability produces a 4.8% edge, making this a strong play for today's tennis action.

ATP Montreal: Stefanos Tsitsipas vs. Martin Damm Under 25.5 total games (-125)

• Edge: 4.6%
• Probability: 60.2%
• Matchup: Martin Damm vs. Stefanos Tsitsipas (11:00AM ET)

A 4.6% edge on a 60.2% probability makes Under 25.5 total games at -125 odds a solid value play in this ATP Montreal matchup.

ATP Montreal: Gabriel Diallo vs. Luciano DarderiUnder 24.5 total games (-125)

• Edge: 4.4%
• Probability: 60%
• Matchup: Luciano Darderi vs. Gabriel Diallo (8:10PM ET)

Our model projects value on Under 24.5 total games at -125 odds. A 60% probability produces a 4.4% edge, making the Under the favorable side in today's ATP Montreal matchup.

WTA Toronto: Kamilla Rakhimova ML (+180)

• Edge: 4.0%
• Probability: 39.7%
• Matchup: Kamilla Rakhimova vs. Katerina Siniakova (4:00PM ET)

Rounding out our top 10 bets, Kamilla Rakhimova to defeat Katerina Siniakova at +180 odds shows a 39.7% probability and a 4.0% edge.

Tennis best bets summary: Tuesday, 8/4/2026

As of 7:09AM ET, here are our top tennis bets by edge recommended by our model:

List of upcoming tennis matches to bet on now

• ATP Montreal: Mattia Bellucci vs. Sebastian Baez (11:00AM ET, Tuesday)
• ATP Montreal: Marcos Giron vs. Hubert Hurkacz (11:00AM ET, Tuesday)
• ATP Montreal: Stefanos Tsitsipas vs. Martin Damm (11:00AM ET, Tuesday)
• ATP Montreal: Jenson Brooksby vs. Adam Walton (11:00AM ET, Tuesday)
• WTA Toronto: Jessica Bouzas Maneiro vs. Elina Svitolina (11:00AM ET, Tuesday)
• ATP Montreal: Valentin Royer vs. Pablo Carreno Busta (12:10PM ET, Tuesday)
• ATP Montreal: Liam Draxl vs. Daniel Merida (12:10PM ET, Tuesday)
• ATP Montreal: Denis Shapovalov vs. Zachary Svajda (12:10PM ET, Tuesday)
• ATP Montreal: Roman Burruchaga vs. Alexei Popyrin (12:10PM ET, Tuesday)
• ATP Montreal: Adrian Mannarino vs. Jacob Fearnley (12:10PM ET, Tuesday)

Conclusion

Our tennis best bets are locked and loaded for August 4, 2026, featuring plays such as Katherine Sebov +7.5 games vs. Marta Kostyuk and Moyuka Uchijima +6.5 games. Powered by advanced simulations, these picks are here to boost your betting game.

Our predictions are sourced from current data to help you make informed decisions. For additional resources and advice, head to our Responsible Gambling hub.

All odds and probabilities in this article are correct and accurate at the time of publication.