TennisEdge's AI model finds no betting value in R. Brantmeier vs E. Mandlik (Newport on 2026-07-09) — the market is efficient, with R. Brantmeier favoured at 1.72.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | R. Brantmeier | E. Mandlik |
|---|---|---|
| Elo ratings-based, surface-weighted |
45.0% | 55.0% |
| Machine learning 29-feature gradient-boosted model |
30.5% | 69.5% |
| Blend what the bot actually prices off |
42.2% | 57.8% |
| Market implied de-vigged from the opening odds |
53.8% | 46.2% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| R. Brantmeier | hard | 1527 | 25–19 | 44 |
| E. Mandlik | hard | 1604 | 98–72 | 170 |
Our own ratings, computed from match results since 2018. Players with fewer than 5 rated matches are omitted rather than shown at a provisional starting value. Last updated July 27, 2026.
E. Mandlik leads 3–0 over 3 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| July 9, 2026 | Newport | grass | E. Mandlik | 2 - 1 |
| July 20, 2022 | W60 Evansville, IN | hard | E. Mandlik | 2 - 1 |
| Oct. 1, 2019 | Charleston 2 | clay | E. Mandlik | 2 - 1 |
| L | I. Shymanovich | 2 - 0 | July 27, 2026 |
| L | E. Mandlik | 1 - 2 | July 9, 2026 |
| W | S. Vickery | 0 - 2 | July 8, 2026 |
| L | Y. Ma | 0 - 2 | June 30, 2026 |
| L | K. Liutova | 2 - 0 | June 7, 2026 |
| L | L. Stefanini | 0 - 2 | July 22, 2026 |
| L | K. Cross | 1 - 2 | July 18, 2026 |
| W | L. Ma | 2 - 1 | July 17, 2026 |
| W | A. Arseneault | 2 - 1 | July 16, 2026 |
| W | A. Tabunshchyk | 2 - 0 | July 15, 2026 |
All July 9, 2026 results & picks →
Math-only prediction: no LLM calls used