Sabalenka vs Townsend Predictions & Betting Lines (US Open)

• Aryna Sabalenka is a hefty -600 favorite vs Taylor Townsend in Round 4 women’s singles action at the US Open
• Sabalenka’s 8,575 ranking points dwarf Townsend’s 783
• See my Sabalenka vs Townsend predictions, along with the latest betting lines below

World No. 1 Aryna Sabalenka faces World No. 96 Taylor Townsend in the US Open Round of 16, pitting a massive tournament favorite against an unheralded American underdog aiming for a monumental upset.

For bettors, the most pressing question is how Townsend will weather Sabalenka’s overwhelming baseline power.

Sabalenka commands the WTA rankings with 8,575 points, while Townsend sits 96th with a meager 783 points. Bettors must weigh whether the underdog can disrupt the heavy chalk’s rhythm or if raw statistical dominance will prevail.

This match gets going this morning at 11:30am ET from Arthur Ashe Stadium at the USTA Billie Jean King National Tennis Center in Flushing Meadows, New York.

Catch the action on ESPN in the United States or tune into TSN if you’re in Canada.

Sabalenka vs Townsend Predictions

• Pick: Sabalenka Wins 2-0 (-150 at Kalshi)

Prediction Markets

Exact-Score Prediction

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Kalshi

Sabalenka Wins 2-0 Sets

60%

Predict

Since chasing a hefty Sabalenka moneyline is out of the question for sharp bettors, I am pivoting to the straight-sets market. The case is supported by more than ranking points: Tennis Abstract’s Aug. 31 Elo ratings give Sabalenka a 2,180.9 overall mark and a 2,164.7 hard-court Elo, compared with Townsend’s 1,844.7 and 1,817.5, respectively, while Tennis Ratio’s 52-week data gives Sabalenka a 1.581 dominance ratio to Townsend’s 1.085. Kalshi offers a 60-cent contract on Sabalenka winning 2-0, translating to highly playable -150 American price.

Sabalenka has also opened this US Open with three consecutive straight-set wins, while Townsend needed three sets to get past Diana Shnaider in the third round. The underlying numbers explain that gap: Sabalenka wins 81.3% of her service games and 37.8% of return games, compared with Townsend’s 77.4% and 28.9%. Sabalenka also wins 56.6% of opponents’ second-serve points versus 50.1% for Townsend. That combination of hard-court Elo superiority, stronger break potential and cleaner tournament path makes a two-set win the preferred play.

• Pick: Sabalenka -4.5 Games (-138 at bet365)

Because the outright moneyline carries ridiculous juice, attacking the game spread is my next preferred angle. Sabalenka’s 45.6% break-point conversion rate and 63.3% break points saved both compare favorably with Townsend’s 39.7% and 65.8%, and her 70.4% first-serve points won leads Townsend’s 69.0%. Those are meaningful advantages in a matchup where the favorite should create more pressure on return and protect her own service games.

I expect Sabalenka to break early and often, keeping her foot on the gas. Townsend can make this competitive with her left-handed patterns and net play, but the 52-week efficiency gap is substantial: Sabalenka’s match-efficiency ratio is 3.353 against 1.560 for Townsend. With the favorite already showing straight-set form in New York, backing Sabalenka to cover 4.5 games remains the stronger value angle.

Sabalenka vs Townsend Odds

Odds as of Sept 6 at bet365. Get a bet365 bonus code to wager on all tennis matches.

Prediction markets and sportsbooks have rightfully installed World No. 1 Aryna Sabalenka as a massive betting favorite. Taking the moneyline demands a hefty premium, making the game spread and set props far more wagerable. Sabalenka is heavily favored to cover the 4.5-game spread, underscoring expectations of a lopsided affair on the hardcourt.

Meanwhile, the total games line sits at 20.5. Oddsmakers clearly project a straightforward advance for the top seed. With the heavy juice on Sabalenka advancing, finding betting value means isolating markets where her statistical superiority dictates short work of the underdog.