Match Info

CHALLENGER MEN - SINGLES: Guayaquil, clay - Semi-finals

Date: 22 November 2025, Saturday


	Alvaro Guillen Meza		Daniel Vallejo

	1	2
	1.73	2	Watch
			Watch
	1.75	1.95	Watch
	1.97	1.76	Watch
			Watch
	1.8	1.88	Watch
	1.91	1.93
Avarage Now (Initially)	1.83 ↓ (2.2)	1.9 ↑ (1.62)

The best margin for this event is 4.2%, offered by

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Current Win Probability

Alvaro Guillen Meza
51%

Daniel Vallejo
49%

Initial Probability

(when we started the analysis)

42.3%

57.7%

Our Initial ML Estimation

40.7%

59.3%

Analysis of Changes in Winning Probabilities:

Alvaro Guillen Meza has improved its chances compared to the initial analysis. (+8.7%)

Note: This is a significant improvement in prediction, suggesting increased confidence in Alvaro Guillen Meza's performance.

Daniel Vallejo has seen a decrease in its chances compared to the initial analysis. (-8.7%)

Note: This is a significant drop in prediction, and Daniel Vallejo might be facing challenges that affect their performance.

ML Model estimates a lower probability for Alvaro Guillen Meza than the current prediction. (-10.3%)

Note: The ML model's lower estimate suggests that there may be underlying issues with Alvaro Guillen Meza that the model has picked up on.

ML Model estimates a higher probability for Daniel Vallejo than the current prediction. (+10.3%)

Note: The ML model's higher estimate suggests that Daniel Vallejo could outperform expectations, possibly based on recent matchups or player stats.

Who will win by Users?

1	X	2
28.6%	0%	71.4%

Alvaro Guillen Meza - Daniel Vallejo Predictions

Users Predictions: 6 users predict this event. Guillen Meza will win (votes: 2 - 33.3%). Vallejo will win (votes: 4 - 66.7%).

Verified Performance Core (Selected Experts): 1 Selected Experts predict this event. Vallejo (votes: 1 - 100%).

Expected Score (Market Odds): 2:0

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Preview

Guillen Meza is ranked ATP: 197. Vallejo is ranked ATP: 163.

Guillen Meza has had mixed results lately (last 5 games: 3 wins).

Vallejo is showing top-class performance now (in the last 5 games, wins – 4).

In the last 4 head-to-head matches, Guillen Meza won 1 match, drew 0 matches, lost 3 matches, and goals 4:7. (average 1:1.8).

Last Results with these Odds

Alvaro Guillen Meza - the odds 2.2 are the expected chance of winning is 42.32%, but this team recently wins 14% of matches with these odds.

Form

✺ - easy match; ✺ - difficult match;

- Alvaro Guillen Meza
ATP Challenger
21.11.25	Facundo Mena - Alvaro Guillen Meza	0:2 ✺
20.11.25	Hernan Casanova - Alvaro Guillen Meza	Casanova H. retired ✺
18.11.25	Emilio Camacho - Alvaro Guillen Meza	0:2 ✺
13.11.25	Alvaro Guillen Meza - Daniel Vallejo	1:2 ✺
11.11.25	Sebastian Baez - Alvaro Guillen Meza	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 9.8 W?WLW
- Daniel Vallejo
ATP Challenger
21.11.25	Luciano Emanuel Ambrogi - Daniel Vallejo	0:2 ✺
20.11.25	Luis David Martinez - Daniel Vallejo	0:2 ✺
18.11.25	Lucio Ratti - Daniel Vallejo	0:2 ✺
14.11.25	Daniel Vallejo - Christian Garin	1:2 ✺
13.11.25	Alvaro Guillen Meza - Daniel Vallejo	1:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 6.3 WWWLW

Latest Head to Head

ATP Challenger
13.11.25	Alvaro Guillen Meza - Daniel Vallejo	1:2
18.01.25	Daniel Vallejo - Alvaro Guillen Meza	2:0
ITF Tournaments
09.02.24	Alvaro Guillen Meza - Daniel Vallejo	1:2
ATP Challenger
12.11.23	Daniel Vallejo - Alvaro Guillen Meza	1:2

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