Iiro Vasa vs Szymon KielanPrediction, Head-to-Head Results, and Stats
Iiro Vasa and Szymon Kielan have met 1 time since 2026; Iiro Vasa leads 1–0. Across all meetings Vasa has taken 2 sets to Kielan's 0. Their most recent meeting: Iiro Vasa won at Tenerife Challenger 1 (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Vasa | Kielan | ||
|---|---|---|---|---|
| Indicator | Iiro Vasa | Szymon Kielan | ||
| Wins in straight sets | 56% | 9/16 | 100% | 1/1 |
| Wins a set when losing | 50% | 7/14 | 20% | 1/5 |
| Goes to a deciding set | 47% | 14/30 | 17% | 1/6 |
| Covers −1.5 sets as favorite | 36% | 4/11 | 0% | 0/1 |
| Covers +1.5 sets as underdog | 76% | 13/17 | 25% | 1/4 |
| Tiebreak sets won | 56% | 9/16 | 0% | 0/1 |
| Wins after taking set 1 | 78% | 14/18 | 50% | 1/2 |
| Wins 2-0 after taking set 1 | 50% | 9/18 | 50% | 1/2 |
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 (Vasa 1, Kielan 0).
Style Matchup
Playing styles and historical archetype record
Vasa
⚙️ Grinder
Kielan
💥 Big Hitter
Matchup analysis
The 💥 Big Hitter archetype wins about 55% vs ⚙️ Grinder across 1,211 matches in our dataset: a stylistic lean toward Szymon Kielan.
Big Hitter players often use power groundstrokes and high winner count to pressure the grinder's relentless consistency.
Previous meetings
1 career meeting, newest first
Feb 1, 2026
Tenerife Challenger 1
H Hard · 1st Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Vasa | Kielan |
|---|---|---|
| W-L | 9–6 | - |
| Avg odds | 2.20 | - |
| ROI % | +22.0% | - |
| Units P/L | +3.30u | - |
Travel
Last 30 days
| Metric | Vasa | Kielan |
|---|---|---|
| Countries | 3 | — |
| Events | 3 | — |
| Matches | 4 | — |
| Distance | — | — |
| Route | ITA → FIN → NED | — |
Host country from the tournament each match was played in, over the last 30 days. 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
Eero Vasa
M25 Oldenzaal · 1st Round
Aug 26
Emile Hudd
M15 Turku · 1st Round
Aug 11
Niccolo Catini
M25 Fano · 2nd Round
Aug 5
Filip Jeff Planinsek
M25 Fano · 1st Round
Aug 4
John Hallquist Lithen
M15 Wels · Quarterfinals
Jul 31
Jonas Gundacker
M15 Wels · 2nd Round
Jul 30
Pranav Karthik
M15 Wels · 1st Round
Jul 29
Jonas Eriksson Ziverts
M15 Vaasa · 1st Round
Jun 11
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
Henri Squire
Szczecin · 1st Round Qualifying
Sep 7
Miguel Damas
Seville · 1st Round Qualifying
Aug 31
Maxwell Mckennon
Porto 2 · 2nd Round Qualifying
Aug 25
Bautista Vilicich
Porto 2 · 1st Round Qualifying
Aug 24
Win rate
Matches, sets and games won · Last 12 months · 6–30 matches
| Metric | Vasa | Kielan |
|---|---|---|
| Matches won | 53% | 17% |
| Sets won | 53% | 23% |
| Games won | 51% | 38% |
Record by tier
Head-to-head record by tournament tier
| Stage | Vasa | Kielan |
|---|---|---|
| ATP Challenger Tour | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Vasa | Kielan |
|---|---|---|
| Hard | 1 | 0 |
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