Osaka · R32 · Hard · best of 3 · Oct 20, 2026, 5:30 AM UTC · Cancelled
Kimberly Birrell vs Sonay Kartal — preview and prediction
By The Maiden Desk · October 20, 2026
Every number below was fixed before the match and graded against the official result.
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Kimberly Birrell and Sonay Kartal meet in the round of 32 at Osaka on Tuesday. Sonay Kartal brings a 5-match winning streak into this one, 8-2 across the last ten. Kimberly Birrell has dropped 2 straight and sits at 7-3 over the last ten.
Sonay Kartal is clearly higher-rated on hard — our number puts Kartal around 64%. The edge belongs to Kartal — real, but not the kind you take for granted at this level.
The numbers behind the pick
Our number vs the market
Maiden-180(64.3% Kartal)
Market-192(65.7% Kartal)
Sources: Market price (via our tennis data provider). These are the odds converted to a %, with no juice taken out.
Surface ratings
Hard rating
Kimberly Birrell
1708
Sonay Kartal
1886
Overall rating
Kimberly Birrell
1737
Sonay Kartal
1935
Serve
Serve (last 52 weeks)
Kimberly Birrell
Sonay Kartal
1st serve in
63.4%
67.4%
1st serve points won
64.3%
63.1%
2nd serve points won
43.1%
49.8%
Form
Kimberly Birrell
7–3
Sonay Kartal
8–2
The rest of the numbers
This page shows one set score: the most likely way our pick wins. Pro puts a number on every other score the match could end in, including the ones where our pick loses.
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Frequently asked questions
Who is predicted to win Kimberly Birrell vs Sonay Kartal?
Maiden gives Sonay Kartal a 64% chance to beat Kimberly Birrell in the Osaka round of 32 on October 20, 2026.
How confident is the Sonay Kartal pick?
64% is a “Confident” tier pick. When we make a pick around 64%, picks in that range have won 67% of the time (195 so far). See the track record page for the full table.