Martin Krumich and John Sperle will fight against each other in the 1st round of the Zadar Challenger for the 2nd time in their career. They are scheduled to play on Tuesday at 10:00 am on COURT 3. In the following paragraphs, you can find the head to head analysis and prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Martin Krumich who should win in 2 sets.
As per the initial odds, Martin Krumich is the pick to win this match.
Martin Krumich -> 1.29
John Sperle -> 3.2
Here where top tennis events are broadcasted or streamed online (ATP, WTA).
At the challenger level, there will be free live streaming on Challenger TV.
Prediction and head to head Martin Krumich vs. John Sperle
This will be the 2nd time that Martin Krumich and John Sperle clash against each other. The head to head is 1-0 for Sperle (see full H2H stats), but they have never played each other on clay.
The last time that they played, Sperle won 3-6 7-6(6) 6-4 in the qualifications in the Hamburg Challenger back in 2022.
Martin Krumich
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 39-29 | 0-0 | 31-24 | 8-5 | 0-0 | 0-0 |
| 2025 | 56-28 | 8-4 | 48-24 | 0-0 | 0-0 | 0-0 |
| 2024 | 25-32 | 0-1 | 25-29 | 0-2 | 0-0 | 0-0 |
| 2023 | 33-11 | 0-0 | 33-11 | 0-0 | 0-0 | 0-0 |
| 2022 | 29-26 | 3-5 | 23-17 | 2-3 | 0-0 | 1-1 |
Ranked no. 335, the Czech will start his run in the Zadar Challenger after he played his last match in the Cherbourg Challenger where he lost 6-2 7-5 to Cassone in the 1st round on the 9th of March.
Martin has a compiled 8-5 win-loss record in 2026, 0-0 on clay (See FULL STATS).
This will be the first match of the season on clay.
Talking about his overall career, The Czech has an overall 196-142 record. He has a positive 148-104 record on clay.
Previously in the Zadar Challenger
Martin has never competed in this tournament before.
John Sperle
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 35-22 | 0-0 | 34-21 | 1-1 | 0-0 | 0-0 |
| 2025 | 31-28 | 0-0 | 31-28 | 0-0 | 0-0 | 0-0 |
| 2024 | 39-26 | 6-8 | 33-18 | 0-0 | 0-0 | 0-0 |
| 2023 | 42-26 | 10-7 | 32-18 | 0-1 | 0-0 | 0-0 |
| 2022 | 27-21 | 1-2 | 24-16 | 2-2 | 0-0 | 0-1 |
Ranked no. 822, John reached the 1st round after defeating Stefan Popovic 1-6 7-6(3) 6-1 and Stefan Palosi 6-1 4-6 7-6(5).
In the qualifications, The German defeated Palosi (6-1 4-6 7-65). During the match Sperle scored 101 points vs Palosi’s 92. The German was quite aggressive to blast 38 winners.
About the serving games, Sperle blasted 2 aces and he committed only 2 double faults. John Sperle lost the serve 3 times and he saved 3 break points. Furthermore, Sperle put 60% of his first serves in, winning 69% (38/55) of the points behind his 1st serve and 50% (18/36) on the 2nd serve. John broke Palosi 5 times after converting 50% of his break points (5/10).
Overall Performance in this tournament
John started his run at this tournament from the qualifications. In the main draw, he has conceded 2 set in the tournament to win 53% of the points he played.
ATP Zadar Challenger - John Sperle's projected path
Sperle has an aggregate 8-5 win-loss record in 2026, 7-4 on clay (See FULL STATS).
//
Head 2 Head
WWWWWWWWWW
WWWWWWWWWW Tennis Scores in Zadar Challenger
- Andrej NedicNedic – Emanuel IvanisevicIvanisevic (7-5 6-2) – Stats, scores, rankings
- Kyrian JacquetJacquet – Jelle SelsSels (6-0 4-6 6-0) – Stats, scores, rankings
- Kyrian JacquetJacquet – Jelle SelsSels (6-0 4-6 6-0) – Stats, scores, rankings
- Enrico Dalla ValleDalla Valle – Zsombor PirosPiros (6-1 7-64) – Stats, scores, rankings
Upcoming matches in the draw
- Lorenzo GiustinoGiustino – Jonas ForejtekForejtek (0-1) – H2H and prediction
- Stefano TravagliaTravaglia – (1-1) – H2H and prediction
- Dimitar KuzmanovKuzmanov – (2-1) – H2H and prediction
- Laurent LokoliLokoli – (0-0) – H2H and prediction
- Nerman FaticFatic – (0-0) – H2H and prediction
- Christian LangmoLangmo – Alex MolcanMolcan (0-0) – H2H and prediction
- Henri SquireSquire – Stefan PalosiPalosi (0-0) – H2H and prediction
- Dusan ObradovicObradovic – Duje AjdukovicAjdukovic (0-2) – H2H and prediction
- Max Alcala GurriAlcala Gurri – (0-0) – H2H and prediction
- Martin KrumichKrumich – (0-1) – H2H and prediction
