Jan Kumstat
CZE
Age 19
Flashscore photo unavailable.
31 July 2026 · Final
CZE
Age 19
Flashscore photo unavailable.

POR
Age 31
Estimates, not picks. Form, fitness and match conditions also matter.
10 calculations
30 calculations
60 calculations
One-time payment. Purchased credits never expire. Saved calculations expire after 7 days.
Free accounts receive one free prediction per day and zero monthly credits. Further calculations use purchased credits and cost 15 credits each. Premium and Admin accounts have unlimited calculations while access remains active. Failed calculations cost nothing.
Tennis Abstract · 2 players · Loading ratings
The match has finished. The original Elo, H2H and statistical match analysis remains available below.
Jan Kumstat and Frederico Ferreira Silva are compared using verified 2026 records, recent form, clay-court Elo, serve-and-return indicators and head-to-head data where a reliable record is available.
CZE · Age 19 · Right-handed · Rank 191
FREDERICO FERREIRA SILVA PROFILEPOR · Age 31 · Left-handed · 178 cm · Rank 262
Available pre-match bookmaker prices for both players. Market odds can move after this page is updated.
Odds and match data updated .
Jan Kumstat has a 82.6% win rate across 23 2026 matches. Frederico Ferreira Silva has a 46.2% win rate across 39 matches.
Across the five most recent verified results available, Jan Kumstat is 3–2 and Frederico Ferreira Silva is 2–3. This form sample is descriptive and does not override the scheduled surface or opponent quality.
Jan Kumstat records 88.2% of service games held and 68.6% of service points won. Frederico Ferreira Silva records 72.5% of service games held and 60.1% of service points won.
On return, Jan Kumstat records 26.4% of return games broken and 39.6% of return points won. Frederico Ferreira Silva records 27.2% of return games broken and 39.7% of return points won.
The available ace-rate figures are 11.2% for Jan Kumstat and 2.2% for Frederico Ferreira Silva.
Jan Kumstat holds the higher verified clay-court Elo in this comparison, with an Elo gap of 329.0 points. The rating baseline converts to 86.9% for Jan Kumstat and 13.1% for Frederico Ferreira Silva before any separate market or contextual assessment.
Jan Kumstat enters with the stronger recorded hold percentage (88.2% versus 72.5%). Frederico Ferreira Silva has created more return-game pressure by break percentage (27.2% versus 26.4%). These indicators describe the matchup rather than guarantee an outcome; current odds and late match information can materially change the value assessment.
It compares verified 2026 player records, recent form, Clay Elo, serve-and-return indicators, H2H history and available market odds.
CourtValue has not found a reliable completed H2H record for this matchup and does not invent one.
No. Odds and Elo estimates can change and no prediction guarantees a result or profit. CourtValue separates statistical comparison from any separately labelled Official Pick.