Match Info

CHALLENGER MEN - SINGLES: Porto 2 - Qualification, clay - Semi-finals

Date: 30 August 2026, Sunday


	Niels Visker		Guilherme Valdoleiros

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Niels Visker
91.7%

Guilherme Valdoleiros
8.3%

(when we started the analysis)

86.9%

13.1%

Niels Visker has improved its chances compared to the initial analysis. (+4.8%)

Guilherme Valdoleiros has seen a decrease in its chances compared to the initial analysis. (-4.8%)

Expected Score (Market Odds): 2:0

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Visker is ranked ATP: 426. Valdoleiros is ranked ATP: 2183.

Recent performances by Visker have been up and down (last 5 games: 3 wins).

In this match, Visker is the obvious favorite.

Recently, there has been no match between the players.

✺ - easy match; ✺ - difficult match;

- Niels Visker
ATP Challenger
26.07.26	Manuel Mazza - Niels Visker	2:0 ✺
22.07.26	Gauthier Onclin - Niels Visker	2:0 ✺
21.07.26	Alex Barrena - Niels Visker	0:2 ✺
20.07.26	Niels Visker - Patrik Niklas-Salminen	2:0 ✺
19.07.26	Niels Visker - Vesa Ahti	2:1 ✺
Form Coefficient (based on results and difficulties of last matches) - 5.4 LLWWW
- Guilherme Valdoleiros
ITF Tournaments
15.07.26	Iker Urribarrens Ramirez - Guilherme Valdoleiros	2:0 ✺
24.06.26	Daniil Ostapenkov - Guilherme Valdoleiros	2:0 ✺
05.05.26	Jose Dominguez Alonso - Guilherme Valdoleiros	2:0 ✺
29.04.26	John Echeverria - Guilherme Valdoleiros	2:0 ✺
14.04.26	Guilherme Valdoleiros - Alan Wazny	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 0 LLLLL

Niels Visker - Guilherme Valdoleiros: Predictions, Live Scores & TV Guide