Semi-final action is here as Qinwen Zheng takes on Elise Mertens on Sat, 10 Oct, 10:00 pm AEDT. If you are looking for expert tennis predictions, this matchup jumps off the page with both players carrying serious momentum into the final four. Zheng comes into this clash on a four-match winning streak, while world No. 19 Mertens has won four of her past five overall starts.

Who Wins The Semi-Final Clash?

The numbers say this is going to be a belter of a contest. World No. 54 Zheng holds a 20-13 YTD record and is coming off a win over Elina Svitolina on Friday, 9 October. Mertens boasts 34 YTD wins and 10 career titles, coming off a massive victory against Iga Swiatek in her last start on 9 October.

Looking at head-to-head history, Zheng claimed the only previous meeting between these two, taking a three-set win in April 2025. Currently on the head-to-head board, Zheng sits as the favourite at 1.65 while Mertens is offered at 2.25.

Head to HeadOdds correct as at 7:15 am AEDT. Odds can change.
Our tipQinwen Zheng1.65Elise Mertens2.25
Solid tickOur tip: Qinwen Zheng. Zheng holds a 1-0 head-to-head record over Mertens and enters this semi-final with four consecutive victories.

Tipped at $1.65 (6:15 am AEDT). Opinion, not a guarantee. Gamble responsibly — 18+.

Head-to-head context

1–0

Qinwen Zheng vs Elise Mertens

Clay1-0
100%1st set → match win % (H2H)0%
100%Deciding set win % (H2H)0%
68%1st serve points won %60%
47%Return points won %40%

Set Line Angle

In the set handicap market, Zheng carries a -1.5 set line priced at 2.60, while Mertens gets +1.5 sets at 1.45. Mertens' consistency gives her a big tick, having won four of her last five starts including that statement win over Swiatek. Zheng has put together four straight wins, but Mertens taking at least a set rates a real chance given her ranking edge and season tally of 34 victories.

SetsOdds correct as at 7:15 am AEDT. Odds can change.
Qinwen Zheng -1.52.60Our tipElise Mertens +1.51.45
Solid tickOur tip: Elise Mertens +1.5. Mertens is ranked No. 19 with 34 wins this season and is coming off a win over Swiatek, giving her strong claims to secure a set.

Tipped at $1.45 (6:15 am AEDT). Opinion, not a guarantee. Gamble responsibly — 18+.

Set handicap (±1.5) form

−1.5 cover = won by two or more sets. Charts use recent completed scorelines.

Qinwen Zhenglast 4

−1.5 cover rate25%1/4
+1.5 cover rate100%4/4
Straight-sets wins25%1/4

Elise Mertenslast 5

−1.5 cover rate40%2/5
+1.5 cover rate80%4/5
Straight-sets wins40%2/5
25%−1.5 cover % (form)40%
H2H −1.5 cover (Qinwen Zheng)0%0/1

Total Games Breakdown

The total line is set at 22.5 games, with Over paying 1.95 and Under at 1.85. Their sole previous meeting went three sets, indicating how closely matched these two can be. With both players coming off strong victories on 9 October, pushing this semi-final past the 22.5 game threshold shapes up as a solid prospect.

GamesOdds correct as at 7:15 am AEDT. Odds can change.
Our tipOver 22.51.95Under 22.51.85
Solid tickOur tip: Over 22.5. Their previous clash went the distance to three sets and both players enter this clash in sharp form following wins on October 9.

Tipped at $1.95 (6:15 am AEDT). Opinion, not a guarantee. Gamble responsibly — 18+.

Match total games

Average games from recent scorelines · marker shows live line 22.5.

Qinwen Zheng matches (n=4)avg 28.3vs 22.5
1833
Elise Mertens matches (n=5)avg 22vs 22.5
1833
H2H meetings (n=1)avg 27vs 22.5
1833

Hit rate vs 22.5

Qinwen Zhengn=4
Over 75%Under 25%
Elise Mertensn=5
Over 40%Under 60%
H2Hn=1
Over 100%Under 0%
15.5Avg games won (form)12.2