TennisEdge's AI model finds no betting value in D. Altmaier vs A. Zverev (Rome on 2026-05-08) — the market is efficient, with A. Zverev favoured at 1.05.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | D. Altmaier | A. Zverev |
|---|---|---|
| Elo ratings-based, surface-weighted |
23.8% | 76.2% |
| Machine learning 29-feature gradient-boosted model |
16.6% | 83.4% |
| Serve / return point-by-point simulation |
22.4% | 77.6% |
| Blend what the bot actually prices off |
20.9% | 79.1% |
| Market implied de-vigged from the opening odds |
9.6% | 90.4% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| D. Altmaier | clay | 1741 | 128–82 | 210 |
| A. Zverev | hard | 2032 | 173–66 | 239 |
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 22, 2026.
A. Zverev leads 4–1 over 5 meetings. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 8, 2026 | Rome | clay | A. Zverev | 2 - 0 |
| April 16, 2025 | Munich | clay | A. Zverev | 2 - 0 |
| Feb. 28, 2024 | ATP Acapulco | hard | D. Altmaier | 2 - 1 |
| Aug. 31, 2023 | ATP US Open | hard | A. Zverev | 3 - 1 |
| Jan. 17, 2022 | Australian Open | hard | A. Zverev | 3 - 0 |
| W | A. Vukic | 1 - 2 | Aug. 4, 2026 |
| L | A. Molcan | 2 - 1 | July 22, 2026 |
| W | R. Collignon | 2 - 0 | July 21, 2026 |
| L | L. Darderi | 0 - 2 | July 15, 2026 |
| W | H. Gaston | 2 - 0 | July 14, 2026 |
All May 8, 2026 results & picks →
Math-only prediction: no LLM calls used