Katerina Siniakova vs Rebeka Masarova — Berlin Round of 32
Siniakova K.
Katerina Siniakova faces Rebeka Masarova in the Berlin round of 32 on grass. Katerina Siniakova holds the paper edge — ranked #32, defending last year's round of 16, a roughly 20-point grass Elo advantage.
Win Probability
Pre-match · updated 20:20 UTC50–58%
58–67%
67–80%
80%+
Toss-up · Too close to call
Calibrated model · 65% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.
Key context
- Freshness: Katerina Siniakova comes in with 18 days of rest and 0 games in 14d, vs Rebeka Masarova's 2 and 264.
- Last match: Katerina Siniakova dropped just 6 games past Lin Zhu.
- Last match: Rebeka Masarova dropped just 5 games past Mia Pohankova.
Umpiry Score
Pre-matchThe Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Form trajectory
Direction of recent form — results vs Elo expectation blended with serve/return vs each player's baseline, over the last few months. About
Statistics
This seasonAverages over each player's completed matches in the selected window (14 vs 29). ATP, WTA & Challenger.
Serve vs return
This seasonEach player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Clutch
Under pressurePerformance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Freshness
Recent loadSiniakova K.: 18 days rest · Masarova R.: 2 days rest · 1 match, 25 games (7d). Higher means fresher. About
Conditions
Head to head
No previous meetings on record.