Tennis · Challenger Sioux Falls · 25/10, 19:00
Prediction: Erik Arutiunian vs Colin Sinclair
Team pages: Erik Arutiunian · Colin Sinclair
Prediction summary
Winner
Erik Arutiunian
Colin Sinclair
Estimated games
23.2
Recent form · 10 last
Erik Arutiunian
6-4 (W-L)
Colin Sinclair
4-6 (W-L)
Our model (Elo) vs Market
Rating Elo · Erik Arutiunian 1550 · Colin Sinclair 1480
| Erik Arutiunian | Colin Sinclair | |
|---|---|---|
| Our model | 60% | 40% |
| Market | 78% | 22% |
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.
Match keys
- Our model (surface Elo, opponent-adjusted) favours Erik Arutiunian (rating 1550 vs 1480).
- Erik Arutiunian dominates on serve: 7.6 aces and 47.8% break avg.
- Erik Arutiunian is in better form: 70% recent wins.
Statistics
| Erik Arutiunian | Colin Sinclair | |
|---|---|---|
| Win % | 70% | 40% |
| Win % · Hard | 70% (10) | 25% (4) |
| Sets (G-P) | 1.4-0.8 | 1-1.5 |
| Games (G-P) | 11.3-11.2 | 12.4-13.8 |
| Aces | 7.6 | 9.6 |
| Double faults | 2.4 | 1.4 |
| 1st serve % | 73.6% | 73% |
| Break % | 47.8% | 32.8% |
Estimated total games (ours)
23.2
Last 10 matches played
Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.
Erik Arutiunian
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 23/10 | Gabriel Debru Challenger Fort Worth · Hard |
0-2 | 5-12 | L |
| 22/10 | Igor Marcondes Challenger Fort Worth · Hard |
2-0 | 14-11 | W |
| 20/10 | Andres Martin Challenger Fort Worth · Hard |
2-1 | 16-16 | W |
| 19/10 | Aidan Mchugh Challenger Fort Worth · Hard |
2-0 | 12-7 | W |
| 19/10 | Spencer Johnson Challenger Fort Worth · Hard |
2-1 | 15-16 | W |
| 22/09 | Trevor Svajda Challenger San Diego · Hard |
0-2 | 6-12 | L |
| 21/09 | Andrew Fenty Challenger San Diego · Hard |
2-0 | 12-6 | W |
| 20/09 | Luca Staeheli Challenger San Diego · Hard |
2-0 | 12-8 | W |
| 15/09 | Braden Shick Challenger Tiburon · Hard |
0-2 | 7-12 | L |
| 14/09 | Spencer Johnson Challenger Tiburon · Hard |
2-0 | 14-12 | W |
Colin Sinclair
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 08/10 | Hayden Jones M25 Darwin |
0-2 | 12-14 | L |
| 07/10 | Lachlan Vickery M25 Darwin |
2-1 | 16-12 | W |
| 02/10 | Casey Hoole M25 Darwin |
1-2 | 11-16 | L |
| 01/10 | Chen Dong M25 Darwin |
2-0 | 13-10 | W |
| 30/09 | Stefan Vujic M25 Darwin |
2-1 | 18-14 | W |
| 23/09 | Zijiang Yang M25 Yinchuan |
0-2 | 9-13 | L |
| 16/09 | Rio Noguchi Challenger Guangzhou · Hard |
0-2 | 6-12 | L |
| 14/09 | Linang Xiao Challenger Guangzhou · Hard |
2-1 | 14-16 | W |
| 09/09 | Boxiong Zhang M15 Wuning · ~Hard |
0-2 | 11-14 | L |
| 05/09 | Qian Sun M15 Wuning · ~Hard |
1-2 | 14-17 | L |
Frequently asked questions
Who is the favourite in Erik Arutiunian vs Colin Sinclair?
Our model gives 70% to Erik Arutiunian, using surface Elo on hard.
What is the prediction based on?
On an Elo model by surface (hard) adjusted for opponent quality, compared with the market odds.

