Stian Klaassen vs Sammy Guinau Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
S. Klaassen vs S. Guinau

Stian Klaassen
NED
w
l
w
l
w
l
w
w
w
l
1
Win
1
Played
0
Win
22
Age
18
-
Height
-
0
C. Rank
0
0
Best Rank
0
0
Total Titles
0
0
YTD Titles
0
$0
Career Money
$0
-
Plays
-

Sammy Guinau
NED
w
l
l
w
w
l
l
1
Win
1
Played
0
Win
22
Age
18
-
Height
-
0
C. Rank
0
0
Best Rank
0
0
Total Titles
0
0
YTD Titles
0
$0
Career Money
$0
-
Plays
-
Head-to-head: Klaassen 1 - 0 Guinau
They have played 2 sets in total, with Stian Klaassen winning 2 and Sammy Guinau winning 0. The last match between Stian Klaassen and Sammy Guinau was at the M15 Alkmaar, 22-06-2025, Round: Q1, Surface: Clay, with Stian Klaassen getting the victory 6-2 6-2.
| Players | Head To Head Match Wins |
|---|---|
| Klaassen | 1 |
| Guinau | 0 |
Last 1 H2H Matches:
(Q1) M15 Alkmaar(06-22-25)
Stian Klaassen
6
6
Sammy Guinau
2
2
S. Klaassen vs S. Guinau H2H Profile
| Stats | ||
|---|---|---|
| $0 | Career Prize Money | $0 |
| 62.50% (30-18) | Career Total W/L | 42.86% (3-4) |
| 1 | Clay | 0 |
| 1 | Total H2H Matches | 0 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
S. Klaassen vs S. Guinau Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Stian Klaassen has won 46.57% of points on their second serve, while Sammy Guinau has won 28.57%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Stian Klaassen, in recent form, has won 43.75% of their opponent's second serve points, while Sammy Guinau has won 54.17%. The same stats for first serve returns are 27.20% and 47.73% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Stian Klaassen has saved 59.26% of breakpoints in recent form, whereas Sammy Guinau has saved 33.33% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Stian Klaassen has won 73.68% of matches played (W/L 14/5), with Sammy Guinau winning 42.86% (W/L 3/4) that gives us an overall head-to head prediction overview.
- Best surface: Stian Klaassen has their best career surface win % on Hard, winning 72% (W/L 13/5), and worse career win % on Clay, winning 57% (W/L 17/13). Sammy Guinau has their best career surface win % on Clay, winning 72% (W/L 3/4), and worse career win % on Clay, winning 43% (W/L 3/4).
- Player level: In the last year, Stian Klaassen has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 73.68% of matches (W/L 14/5), where as Sammy Guinau has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 42.86% of matches (W/L 3/4). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
- Direct H2H matches: They have played 1 times before with Stian Klaassen winning 1 times and Sammy Guinau being victorious 0 times. They have played 2 sets in total, with Stian Klaassen winning 2 and Sammy Guinau winning 0.
- The last match between Stian Klaassen and Sammy Guinau was at the M15 Alkmaar, 22-06-2025, Round: Q1, Surface: Clay, with Stian Klaassen getting the victory 6-2 6-2.
- Head to head match duration: In past head to head matches, the average match time between these players has been 0:0:0.
- Opponent quality stats: Over the last 12 months, Stian Klaassen has played against opponents with an average rank of 233.47 while Sammy Guinau has played against players with an average rank of 227.57.
- Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Stian Klaassen has won 67% of deciding sets over the last 12 months, while Sammy Guinau has won 67% in all matches played on tour.
- Break point conversion: In recent form, Stian Klaassen has converted 36.84% of breakpoint opportunities, and Sammy Guinau has converted 71.43% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.
Stian Klaassen vs Sammy Guinau Editorial Preview By TennisTipster88.
S. Klaassen vs S. Guinau H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 0 |
| 2 | Sets Won | 0 |
| 12 | Games Won | 4 |
| 0:0:0 | Average Match Time | 0:0:0 |
| 100% (1/1) | Best‑of‑3 Win % | 0% (0/1) |
| 100% (1/1) | 1st Set Won, Won Match | 0% (0/0) |
| 0% (0/1) | 1st Set Won, Lost Match | 0% (0/0) |
| 0% (0/0) | 1st Set Lost, Won Match | 0% (0/1) |
Recent Performance Stats
2nd Serve Win %: Klaassen 54%, Guinau 29%.
Opp 2nd Serve Pts Won: Klaassen 52%, Guinau 54%.
Break Points Saved %: Klaassen 64%, Guinau 33%.
S. Klaassen Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
R2 | L | 6-3 4-6 6-1 | ||
R1 | W | 7-6(4) 6-0 | ||
Q1 | W | 6-1 6-0 | ||
Q3 | W | 6-0 6-0 | ||
Q3 | L | 6-3 6-1 | ||
S. Guinau Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
R1 | L | 6-1 6-1 | ||
Q3 | L | 3-6 7-5 10-4 | ||
Q2 | W | 7-5 6-0 | ||
Q1 | W | 6-1 2-6 10-5 | ||
Q1 | L | 6-2 6-2 | ||

S. Klaassen vs S. Guinau Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 62.50% (30/18) | YTD Win/Loss | 42.86% (3/4) |
| 61.47% (67/42) | Sets Win/Loss | 41.18% (7/10) |
| 54.30% (556/468) | Games Win/Loss | 46.71% (78/89) |
| 72.22% (13/5) | Hard Win/Loss | 0% (0/0) |
| 56.67% (17/13) | Clay Win/Loss | 42.86% (3/4) |
| 0.08 | Aces Per Game | 0 |
| 40 | Aces Total | 0 |
| 0.12 | Double Faults Per Game | 0.05 |
| 62 | Total Double Faults | 4 |
| 1st Match | Average Match Time | 1st Match |
| 211.83 | Average Opponent Rank | 227.57 |
| 54% (879/1613) | 1st Serve % | 65% (39/60) |
| 66% (576/879) | 1st Serve Win % | 51% (20/39) |
| 50% (369/734) | 2nd Serve Win % | 29% (6/21) |
| 45% (65/146) | Break Points Won % (Total) | 71% (5/7) |
| 40% (613/1534) | Return Points Win % | 50% (34/68) |
| 62.50% (30/18) | Futures W/L | 42.86% (3/4) |
| 63% (30/48) | Best of 3 Sets Win % | 43% (3/7) |
| 70% (7/10) | Tiebreaks Win % (Total) | 0% (0/0) |
| 46% (6/13) | Deciding Set Win % | 67% (2/3) |
| 100% (28/28) | 1st Set Won, Won Match | 67% (3/2) |
| 0% (28/0) | 1st Set Won, Lost Match | 33% (3/1) |
| 10% (20/2) | 1st Set Lost, Won Match | 25% (4/1) |
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