Jessica Pegula vs. Marta Kostyuk Prediction, Odds & Best Bets (WTA Brisbane International 2026, Semifinal, January 10)

Jessica Pegula vs. Marta Kostyuk Prediction, Odds, Best Bets & How to Watch

Fourth seed Jessica Pegula meets 16th seed Marta Kostyuk in a semifinal that looks far tighter than a typical No. 6 vs. No. 26 matchup. Both players navigated different paths to this stage at the Brisbane International, with Pegula stabilizing after early pressure and Kostyuk knocking out two higher seeds in straight sets.

From a market perspective, this is a classic form-versus-floor question. Pegula’s 2025 numbers point to structural reliability with strong first-serve efficiency, elite return metrics, and consistent breakpoint conversion. While Kostyuk’s upside has been more volatile, especially following a wrist issue that forced late-season retirements last year. On hard courts, Pegula’s ability to absorb pace and reset rallies tends to translate into fewer service dips over extended matches.

Secured the comeback W 😤@JPegula rallies from a set down to defeat Yastremska.#BrisbaneTennis pic.twitter.com/IN5kRNX1Id
— wta (@WTA) January 8, 2026

The betting tension is whether Kostyuk’s aggressive ball-striking and recent Brisbane run justify her price compression. FanDuel keeps Pegula as a modest favorite, while BetMGM shades her slightly shorter. That gap signals respect for Kostyuk’s ceiling, but the market still prices Pegula as the more probable stabilizer over two or three sets.

For today’s tennis picks, here’s how we’re betting on Jessica Pegula vs. Marta Kostyuk today, including our Best Bet, supporting angles, and a set-score prop for bigger prices.

Tournament & Round: Brisbane International, Semifinal
Surface: Outdoor Hard Court
Format: Best of Three Sets
Date & Start Time: Saturday, January 10, Not before 3:00 PM AEST Local Time
Court: Pat Rafter Arena, Brisbane

Best Bet: Jessica Pegula moneyline (-154, BetMGM)

Book: Best price at BetMGM

Our best bet for Jessica Pegula vs. Marta Kostyuk is Jessica Pegula moneyline (-154, BetMGM)

Jessica Pegula vs. Marta Kostyuk Odds

Market	FanDuel	BetMGM
Moneyline	Pegula -145, Kostyuk +116	Pegula -154, Kostyuk +120
Game Handicap	–	Pegula -2.5 (-109), Kostyuk +2.5 (-125)
Total Games	–	Over 21.5 (-130), Under 21.5 (-102)
Set Betting	–	Pegula 2-0 (+160), Kostyuk 2-0 (+280)
Total Sets	–	Over 2.5 (+130), Under 2.5 (-167)

Odds Updated: January 9, 2026 – 9:50 AM ET

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Jessica Pegula vs. Marta Kostyuk Prediction & Picks

Our Pick: Jessica Pegula moneyline (-154, BetMGM)

The market has this priced closer to a toss-up than the rankings suggest, largely due to Kostyuk’s Brisbane wins over Anisimova and Andreeva. However, Pegula’s underlying efficiency remains the differentiator. In 2025 she won nearly two-thirds of first-serve points while pairing that with top-tier return numbers.

From a risk perspective, the moneyline offers the cleanest exposure. Pegula has won four of the five head-to-head meetings and has repeatedly shown the ability to recalibrate mid-match against Kostyuk’s pace. The BetMGM price at -154 slightly overstates Kostyuk’s recent spike relative to her season-long inconsistency, making Pegula’s probability closer to the true median outcome than the spread or totals markets.

Jessica Pegula Recent Form

Cincinnati – R32
US Open – Semifinal
Beijing – Semifinal
Wuhan – Final
WTA Finals – Semifinal

Jessica Pegula starts her season with a 6-2, 2-6, 6-4 win over Anna Kalinskaya to reach the last 16 in Brisbane.

Was 2-4 down in the 3rd set and won the last 4 games. pic.twitter.com/9LHdeX5W5i
— José Morgado (@josemorgado) January 7, 2026

Marta Kostyuk Recent Form

Montreal – Quarterfinal (Retired)
Cincinnati – R32 (Retired)
US Open – R16
Beijing – R16
Wuhan – R64

Marta Kostyuk gets a fabulous 7-6(7), 6-3 win over Mirra Andreeva to reach the semifinals in Brisbane.

Brutal performance.

Her 2nd top 10 win in two days (her previous one was 11 months ago).

Faces Jess Pegula tomorrow. pic.twitter.com/UWWXqr1D0g
— José Morgado (@josemorgado) January 9, 2026

Head-to-Head History

Pegula leads the series 4-1, with wins on both outdoor and indoor hard courts. While Kostyuk’s 2024 San Diego victory shows she can disrupt Pegula when dictating early. On a neutral hard court, that history remains relevant.

Year	Winner	Event	Round	Score
2025	Jessica Pegula	Beijing	Round of 16	6-3, 4-7, 6-1
2025	Jessica Pegula	Miami	Round of 16	6-2, 6-3
2024	Marta Kostyuk	San Diego	Semifinals	7-6, 6-1
2023	Jessica Pegula	Australian Open	Round of 32	6-0, 6-2
2022	Jessica Pegula	Cincinnati	Round of 32	6-7, 6-1, 6-2

Final Score Prediction & Set-Betting Prop

Projection: Pegula wins in three sets

Higher-variance prop: Over 2.5 sets (+130, BetMGM). This carries added volatility but aligns with Kostyuk’s recent ability to steal a set before Pegula’s depth and return game take control late.

How can I watch Jessica Pegula vs. Marta Kostyuk on TV and live stream?

TV broadcasters for the WTA Brisbane International 2026 include Tennis Channel (US), beIN Sports (Australia), Sky Sports (UK), and Eurosport (Europe).

Streaming options depend on region and typically require a subscription. Viewers can watch via Tennis TV, the WTA Tour app, Stan Sport (Australia), Sky Sports Now, and Discovery+.

Match	Jessica Pegula vs. Marta Kostyuk
Date	January 10, 2026
Start Time	Not before 3:00 PM AEST
Tournament	Brisbane International 2026
Event Type	Women’s Singles (WTA 500)
Surface	Outdoor Hard Court
Court	Pat Rafter Arena, Brisbane, Queensland, Australia
TV Coverage	Tennis Channel (US), beIN Sports (Australia), Sky Sports (UK), Eurosport (Europe)
Live Streaming	Tennis TV, WTA Tour App, Stan Sport (Australia), Sky Sports Now, Discovery+

Mandatory Image Credit: Robert Deutsch-Imagn Images

Rudra Dubey

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I’m an academic turned sports writer from Raipur, India, specializing in the NFL, MMA, and tennis at The Playoffs. I previously wrote for Sportskeeda and hold a B.A. and M.A. in History. My journey into sports media began far from the field, rooted in the arts and sciences. Funny enough, I didn’t grow up a sports fan; I used to see it all as just noise. But a fateful writing job introduced me to the world of sports, and what began as a gig quickly became a passion. I understood those voices aren’t noise; they’re emotions of true sports fans, and now I am one of them, writing with the same energy I once questioned.