Tennis · M25 Santa Margherita · 17/09, 10:00
Prediction: Andrea De Marchi vs Garrett Johns
Team pages: Andrea De Marchi · Garrett Johns
Prediction summary
Winner
Andrea De Marchi
Garrett Johns
Estimated games
20.6
Recent form · 10 last
Andrea De Marchi
6-4 (W-L)
Garrett Johns
5-5 (W-L)
Our model (Elo) vs Market
Rating Elo · Andrea De Marchi 1548 · Garrett Johns 1517
| Andrea De Marchi | Garrett Johns | |
|---|---|---|
| Our model | 54% | 46% |
| Market | 41% | 59% |
The bar above blends our model with the market: where our probability diverges most from the odds is where the model sees the widest gap.
Statistics
| Andrea De Marchi | Garrett Johns | |
|---|---|---|
| Win % | 70% | 50% |
| Win % · Clay | 75% (4) | 100% (2) |
| Sets (G-P) | 1.4-0.7 | 1.2-1.2 |
| Games (G-P) | 9.2-8.2 | 10.8-10.9 |
| Aces | 0.9 | 2.5 |
| Double faults | 2.4 | 3.3 |
| 1st serve % | 59.9% | 71% |
| Break % | 51.4% | 39.7% |
Estimated total games (ours)
20.6
Last 10 matches played
Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.
Andrea De Marchi
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 16/09 | Marcello Serafini M25 Santa Margherita · ~Clay |
2-0 | 12-5 | W |
| 15/09 | Kirill Kivattsev M25 Santa Margherita · ~Clay |
2-0 | 13-7 | W |
| 30/08 | Norbert Gombos Challenger Como · Clay |
0-2 | 8-13 | L |
| 28/08 | Samuele Pieri M25 Maribor |
0-2 | 2-12 | L |
| 27/08 | Aljaz Jeran M25 Maribor |
2-0 | 12-6 | W |
| 26/08 | Mattias Pisanu M25 Maribor |
2-0 | 12-4 | W |
| 22/08 | Samuele Seghetti M25 Lesa |
0-2 | 3-12 | L |
| 22/08 | Blu Baker M25 Lesa |
2-1 | 9-10 | W |
| 18/08 | Francesco Forti M25 Lesa |
2-0 | 9-6 | W |
| 02/08 | Veljko Krstic M15 Kursumlijska Banja · ~Clay |
2-0 | 12-7 | W |
Garrett Johns
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 16/09 | Gabriele Maria Noce M25 Santa Margherita · ~Clay |
2-0 | 13-6 | W |
| 14/09 | Lorenzo Rottoli M25 Santa Margherita · ~Clay |
2-0 | 12-7 | W |
| 26/08 | Max Purcell Challenger Kingston · Hard |
0-2 | 4-12 | L |
| 25/08 | Aidan Kim Challenger Kingston · Hard |
2-1 | 18-12 | W |
| 19/08 | Pedro Martinez Challenger Kingston · Hard |
0-2 | 5-12 | L |
| 17/08 | Timo Legout Challenger Kingston · Hard |
2-1 | 15-11 | W |
| 16/08 | Guillaume Dalmasso Challenger Kingston · Hard |
2-0 | 12-4 | W |
| 11/08 | Mees Rottgering Challenger Brownsburg · Hard |
0-2 | 6-12 | L |
| 26/07 | Alan Magadan ATP Los Cabos · Hard |
1-2 | 8-14 | L |
| 22/07 | August Holmgren Challenger Winnipeg · Hard |
1-2 | 15-19 | L |
Frequently asked questions
Who is the favourite in Andrea De Marchi vs Garrett Johns?
Our model gives 53% to Garrett Johns, using surface Elo on clay.
What is the prediction based on?
On an Elo model by surface (clay) adjusted for opponent quality, compared with the market odds.

