
Alvaro Guillen Meza and Murkel Dellien will face off in the 1st round of the Sofia 2 Challenger for the 4th time in their career. They are scheduled to compete on Tuesday at 10:00 am on COURT 3. Here the head to head stats and relative prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Alvaro Guillen Meza who should win in 3 sets.
As per the initial odds, Alvaro Guillen Meza is the pick to win this match.
Alvaro Guillen Meza -> 1.86
Murkel Dellien -> 1.86
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Prediction and head to head Alvaro Guillen Meza vs. Murkel Dellien
This will be the 4th time that Alvaro Guillen Meza and Murkel Dellien fight against each other. The head to head is 2-1 for Guillen Meza (see full H2H stats), 2-1 on clay.
The last time that they fought against each other, Guillen Meza won 6-2 7-5 in the 1st round in the Asuncion Challenger back in March 2025.
Alvaro Guillen Meza

25 - 19win/loss
196
175
LWWWLWLWWW | Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 46-29 | 0-1 | 46-27 | 0-0 | 0-1 | 0-0 |
| 2024 | 37-32 | 1-3 | 36-29 | 0-0 | 0-0 | 0-0 |
| 2023 | 51-22 | 0-1 | 51-20 | 0-1 | 0-0 | 0-0 |
| 2022 | 33-23 | 1-2 | 32-21 | 0-0 | 0-0 | 0-0 |
| 2021 | 5-9 | 0-0 | 5-9 | 0-0 | 0-0 | 0-0 |
Ranked no. 244, Alvaro will start his run in the Sofia 2 Challenger after he played his last match in Umag where he lost 6-4 6-1 to Wawrinka in the 1st round on the 21st of July.
Guillen Meza has a compiled 25-19 win-loss record in 2025, 25-17 on clay (See FULL STATS).
His best result of the year was winning the title the Santos Challenger where he beat Matheus Pucinelli De Almeida in the final 6-3 7-6(12).
Talking about his overall career, Alvaro has an overall 157-113 record. He has a positive 153-102 record on clay.
Previously in the Sofia 2 Challenger
Alvaro has never competed in this tournament before.
Murkel Dellien

22 - 25win/loss
249
168
LWWLWLWLWW | Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 38-37 | 0-1 | 38-35 | 0-0 | 0-1 | 0-0 |
| 2024 | 48-31 | 1-1 | 47-29 | 0-0 | 0-1 | 0-0 |
| 2023 | 49-32 | 0-0 | 49-32 | 0-0 | 0-0 | 0-0 |
| 2022 | 55-28 | 1-4 | 54-24 | 0-0 | 0-0 | 0-0 |
| 2021 | 18-13 | 3-2 | 15-11 | 0-0 | 0-0 | 0-0 |
Ranked no. 287, Alejandro Dellien Velasco will start his run in the Sofia 2 Challenger after he played his last match in the Sofia 1 Challenger where he lost 6-2 6-2 to Kolar in the final on the 16th of August.
Alejandro Dellien Velasco has a compiled 22-25 win-loss record in 2025, 22-23 on clay (See FULL STATS).
Alejandro Dellien Velasco’s best result of the year was getting to the final in the Sofia 1 Challenger.
In terms of his career, Murkel has an overall 200-135 record. He has a positive 189-122 record on clay.
Head 2 Head
LWWWLWLWWW
LWWLWLWLWW Tennis Scores in Sofia 2 Challenger
- Alexander VasilevVasilev – Ivan GakhovGakhov (6-3 6-3) – Stats, scores, rankings
- Marat SharipovSharipov – Aryan ShahShah (7-5 6-2) – Stats, scores, rankings
- Frederico Ferreira SilvaFerreira Silva – Tiago PereiraPereira (6-3 7-5) – Stats, scores, rankings
- Matej DodigDodig – Filip Cristian JianuCristian Jianu (6-2 6-2) – Stats, scores, rankings
- Alexander DonskiDonski – Daniel MichalskiMichalski (6-1 7-66) – Stats, scores, rankings
- Joel SchwaerzlerSchwaerzler – Duje AjdukovicAjdukovic (6-1 6-4) – Stats, scores, rankings
Upcoming matches in the draw
- Federico CoriaCoria – Sumit NagalNagal (0-1) – H2H and prediction
- Murkel Alejandro Dellien VelascoAlejandro Dellien Velasco – Alvaro Guillen MezaGuillen Meza (1-2) – H2H and prediction
- Nino SerdarusicSerdarusic – (0-0) – H2H and prediction
- Alex MolcanMolcan – (0-0) – H2H and prediction
- Alexander DonskiDonski – (0-0) – H2H and prediction
- Franco RoncadelliRoncadelli – Dimitar KuzmanovKuzmanov (0-0) – H2H and prediction








