Niels Visker vs Szymon KielanPrediction, Head-to-Head Results, and Stats
Niels Visker and Szymon Kielan have met 1 time since 2026; Niels Visker leads 1–0. Across all meetings Visker has taken 2 sets to Kielan's 0. Their most recent meeting: Niels Visker won at Porto Challenger (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Visker | Kielan | ||
|---|---|---|---|---|
| Indicator | Niels Visker | Szymon Kielan | ||
| Wins in straight sets | 84% | 31/37 | 0% | 0/1 |
| Wins a set when losing | 29% | 7/24 | 0% | 0/3 |
| Goes to a deciding set | 21% | 13/61 | 25% | 1/4 |
| Covers −1.5 sets as favorite | 72% | 21/29 | 0% | 0/1 |
| Covers +1.5 sets as underdog | 55% | 17/31 | 33% | 1/3 |
| Tiebreak sets won | 54% | 20/37 | — | |
| Wins after taking set 1 | 88% | 36/41 | 100% | 1/1 |
| Wins 2-0 after taking set 1 | 76% | 31/41 | 0% | 0/1 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Small sample — read with care. Head-to-head: 1 of 1 completed meetings ended in straight sets (Visker 1, Kielan 0).
Style Matchup
Playing styles and historical archetype record
Visker
🤖 Servebot
Kielan
💥 Big Hitter
Matchup analysis
🤖 Servebot vs 💥 Big Hitter is historically tight (51% vs 49%, 4,932 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Aug 31, 2026
Porto Challenger
C Clay · 3rd Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Visker | Kielan |
|---|---|---|
| W-L | 9–6 | 1–1 |
| Avg odds | 1.97 | 4.89 |
| ROI % | -6.8% | +91.0% |
| Units P/L | -1.02u | +1.82u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Visker | Kielan |
|---|---|---|
| Countries | 1 | — |
| Events | 1 | — |
| Matches | 3 | — |
| Distance | 0 mi · 0 km | — |
| Route | FRA | — |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Recent Form
Last five matches per player
Davide Vargiu
Olbia Challenger · 1st Round Qualifying
Oct 11
Marko Topo
Villena Challenger · 1st Round Qualifying
Oct 4
Harold Mayot
Mouilleron-Le-Captif Challenger · 1st Round
Sep 30
Niels McDonald
Mouilleron-Le-Captif Challenger · 3rd Round Qualifying
Sep 28
Tom Paris
Mouilleron-Le-Captif Challenger · 1st Round Qualifying
Sep 27
Daniel Siniakov
Tulln Challenger · 1st Round Qualifying
Sep 6
Pedro Vives Marcos
Porto Challenger · 2nd Round
Sep 3
Genaro Alberto Olivieri
Porto Challenger · 1st Round
Sep 1
Niels Visker
Porto Challenger · 3rd Round Qualifying
Aug 31
Yanis Ghazouani Durand
Porto Challenger · 1st Round Qualifying
Aug 30
Daniel Dutra da Silva
Chisinau Challenger · 3rd Round Qualifying
May 25
Joshua Sheehy
Sarasota Challenger · 1st Round Qualifying
Apr 5
Gabriele Piraino
Tenerife Challenger 2 · 1st Round Qualifying
Feb 8
Iiro Vasa
Tenerife Challenger 1 · 1st Round Qualifying
Feb 1
Lorenzo Carboni
Olbia · 2nd Round Qualifying
Oct 13
Alessandro Spadola
Olbia · 1st Round Qualifying
Oct 12
Win rate
Matches, sets and games won · Last 12 months · 4–61 matches
| Metric | Visker | Kielan |
|---|---|---|
| Matches won | 61% | 25% |
| Sets won | 60% | 22% |
| Games won | 53% | 37% |
Record by tier
Head-to-head record by tournament tier
| Stage | Visker | Kielan |
|---|---|---|
| ATP Challenger Tour | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Visker | Kielan |
|---|---|---|
| Clay | 1 | 0 |
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