Surface:
Red clay
Round:
1/16
Genaro Alberto Olivieri
ARG
ATP - 223
07
:
14
:
00
Niels Visker
NLD
ATP - 430

Olivieri vs Visker Prediction 1 September 2026

Details
The main thing

    🔊 In the first round of the Porto Challenger, Genaro Alberto Olivieri takes on Nils Visker on clay. Both players' recent results make this an interesting opener.

    Head-to-Head

    📊 Gennaro Alberto Olivieri and Nils Visker have no previous meetings on record.

    Genaro Alberto Olivieri Player Overview

    Genaro Alberto Olivieri has been in inconsistent form, winning just 4 of his last 10 matches. In his most recent outing he lost to Vilius Gaubas, and while he did beat Guy Den Auden in US Open qualifying, he then fell to Marcelo Tomas Barrios Vera in the second qualifying round. His set-winning percentage stands at just 40%, reflecting how often he loses in straight sets. On serve, Olivieri holds around 64% of his service games - a modest return that offers no guarantee of extended sets or close finishes.

    Match Results: Genaro Alberto Olivieri

    26.08.26
    USO
    Genaro Alberto Olivieri
    Genaro Alberto Olivieri
    Marcelo Tomas Barrios Vera
    Marcelo Tomas Barrios Vera
    0
    2
    3
    6
    1
    6
    L
    24.08.26
    USO
    Guy Den Ouden
    Guy Den Ouden
    Genaro Alberto Olivieri
    Genaro Alberto Olivieri
    1
    2
    7
    5
    4
    6
    5
    7
    W
    30.07.26
    ATP Challenger San Marino, San Marino
    Vilius Gaubas
    Vilius Gaubas
    Genaro Alberto Olivieri
    Genaro Alberto Olivieri
    2
    0
    6
    2
    6
    3
    L
    28.07.26
    ATP Challenger San Marino, San Marino
    Genaro Alberto Olivieri
    Genaro Alberto Olivieri
    Carlos Taberner
    Carlos Taberner
    2
    0
    6
    4
    6
    1
    W
    21.07.26
    Finland Tampere, ATP Challenger Men Singles
    Genaro Alberto Olivieri
    Genaro Alberto Olivieri
    Guido Ivan Justo
    Guido Ivan Justo
    0
    2
    3
    6
    1
    6
    L
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    Niels Visker Player Overview

    Visker arrives in better form of the two - six wins from his last ten matches, including back-to-back victories in qualifying at this tournament. He holds serve at an 81% rate, which tends to keep his matches moving without sets dragging on. His set-win percentage stands at 57%, and his average match length is around 20.5 games, both consistent with a two-set outcome. His recent wins have been straightforward, with no prolonged losing runs in games, suggesting he can close out matches efficiently.

    Match Results: Niels Visker

    31.08.26
    ATP Challenger Porto, Portugal Men Singles
    Niels Visker
    Niels Visker
    Szymon Kielan
    Szymon Kielan
    2
    0
    6
    3
    7
    5
    W
    30.08.26
    ATP Challenger Porto, Portugal Men Singles
    Niels Visker
    Niels Visker
    Guilherme Valdoleiros
    Guilherme Valdoleiros
    2
    0
    6
    2
    6
    0
    W
    26.07.26
    ATP Challenger San Marino, San Marino
    Manuel Mazza
    Manuel Mazza
    Niels Visker
    Niels Visker
    2
    0
    6
    3
    79
    67
    L
    22.07.26
    Finland Tampere, ATP Challenger Men Singles
    Gauthier Onclin
    Gauthier Onclin
    Niels Visker
    Niels Visker
    2
    0
    6
    2
    78
    66
    L
    21.07.26
    Finland Tampere, ATP Challenger Men Singles
    Alex Barrena
    Alex Barrena
    Niels Visker
    Niels Visker
    0
    2
    2
    6
    3
    6
    W
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    Key factors

    • In Gennaro Alberto Olivieri's last 9 matches, the total games has stayed under 22.5.
    • Olivieri frequently loses in straight sets, reducing the likelihood of a lengthy match.
    • Olivieri has won just 40% of sets over his last 10 matches.
    • His opponent, Nils Visker, has also been involved in a run of matches that have not gone to a third set.

    Expected scenario

    The match between Genaro Alberto Olivieri and Nils Visker looks likely to be decided in straight sets with a relatively low game count. Both players frequently win or lose without dropping a set, making a third set unlikely.

    Total Games Prediction

    Olivieri has a consistent run of results under the total, suggesting a pattern of shorter matches without extended finishes regardless of the opposition. For this match, that points to a good chance the total stays under the line again.

    ⭐ Editor's Pick

    Genaro Alberto Olivieri has been in poor form, losing frequently and winning sets at a low rate - a combination that tends to produce short matches without a deciding set. Nils Visker's consistency on serve also keeps overall game counts down, typically wrapping things up in one or two sets. Given both players' numbers, matches between them rarely push past the average total even when individual phases of play are competitive. Our pick is Total Games - Under 24.5.
    Total Under (24,5)
    Published: 31/08/2026, 20:09
    Dmitry Rudakow
    Dmitry Rudakow
    Tennis and football specialist
    0
    0
    1
    1 prediction
    Statistics for August 2026

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    Betting Tips: Genaro Alberto Olivieri - Niels Visker

    Under 2.5 sets:
    olivieri-genaro-albertoin last 9 Genaro Alberto Olivieri games.
    niels-viskerin 10 of last 11 Niels Visker games.
    Sets Total Under (2,5)
    -196
    Under 22.5 games:
    niels-viskerin 10 of last 11 Niels Visker games.
    Total Under (22,5)
    -125
    Genaro Alberto Olivieri has won under 12.5 games:
    olivieri-genaro-albertoin last 9 matches.
    Genaro Alberto Olivieri Total Under (12,5)
    -116
    Under 20.5 games:
    olivieri-genaro-albertoin last 8 Genaro Alberto Olivieri games.
    Total Under (20,5)
    +130
    View more facts