Tennis predictions, October 31, 2026: Alcaraz vs Medvedev, Minaur vs Zverev

A spot in the next round is at stake on Saturday, when Carlos Alcaraz goes up against Daniil Medvedev in the Vienna semifinal. Carlos Alcaraz comes in at 8 wins from the last ten. Daniil Medvedev has won 5 in a row and 9 of the last 10 overall.

Carlos Alcaraz simply rates much higher on hard, and our number follows from it. Alcaraz comes in off a compressed schedule; Medvedev comes in off a compressed schedule. The edge belongs to Alcaraz — real, but not the kind you take for granted at this level.

Saturday's Vienna semifinal pits Alex De Minaur against Alexander Zverev on hard. Alexander Zverev is 8-2 across recent matches. Alex De Minaur is 9-1 across recent matches.

Hold strength tells the story — 73.7% versus 69% on first-serve points in Zverev's favor. Minaur comes in off a compressed schedule; Zverev comes in off a compressed schedule. Expect resistance, but the match-level math tilts clearly toward Zverev.

Taylor Fritz and Valentin Vacherot meet in the semifinal at Basel on Saturday. Taylor Fritz comes in at 5 wins from the last ten. Valentin Vacherot is rolling — 3 straight wins, 7 of 10 in recent play.

On paper it's close: comparable ratings, comparable serve numbers, small margins everywhere. Vacherot comes in off a compressed schedule. A tiebreak or two would surprise nobody, with Fritz fractionally more likely to land the big points.

Jan Lennard Struff and Jiri Lehecka meet in the semifinal at Basel on Saturday. Jiri Lehecka brings a 3-match winning streak into this one, 7-3 across the last ten. Jan Lennard Struff brings a 3-match winning streak into this one, 8-2 across the last ten.

Jiri Lehecka simply rates much higher on hard, and our number follows from it. Struff comes in off a compressed schedule; Lehecka comes in off a compressed schedule. Expect resistance, but the match-level math tilts clearly toward Lehecka.

Kaitlin Quevedo and Lilli Tagger meet in the semifinal at Guangzhou on Saturday. Lilli Tagger has won 5 of the last 10. Kaitlin Quevedo is 8-2 across recent matches.

Hold strength tells the story — 67.4% versus 61.9% on first-serve points in Tagger's favor. Quevedo comes in off a compressed schedule; Tagger comes in off a compressed schedule. This one is close to a coin flip, and the lean toward Tagger is exactly that — a lean.

A spot in the next round is at stake on Saturday, when Kamilla Rakhimova goes up against Leylah Fernandez in the Tokyo semifinal. Leylah Fernandez has won 7 of the last 10. Kamilla Rakhimova has won 6 of the last 10.

There's a wide gap in our ratings on hard, and our number follows from it. Rakhimova comes in off a compressed schedule. Expect resistance, but the match-level math tilts clearly toward Fernandez.