MATCHSTAT

Stefan Kozlov vs Ivar Aramburu Contreras Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Wojtek Kolan

H2H RecordsCareer Stats

HEAD TO HEAD

S. Kozlov vs I. Aramburu Contreras

Stefan Kozlov
Stefan Kozlov

Flag USA USA

l
w
l
l
w
l
w
l
w
w
Ivar Aramburu Contreras
Ivar Aramburu Contreras

Flag MEX MEX

l
w
l
l
l
w
w
w
l
l

1

Win

1

Played

0

Win

27
Age
31
6'0" (183 cm)
Height
-
458
C. Rank
0
103
Best Rank
0
0
Total Titles
0
0
YTD Titles
0
$372.0K
Career Money
$0
Right-Handed
Plays
Right-Handed

Head-to-head: Kozlov 1 - 0 Contreras

They have played 2 sets in total, with Stefan Kozlov winning 2 and Ivar Aramburu Contreras winning 0. The last match between Stefan Kozlov and Ivar Aramburu Contreras was at the Mexico F4, 18-05-2015, Round: R1, Surface: Hard, with Stefan Kozlov getting the victory 6-4 6-1.

PlayersHead To Head Match Wins
Kozlov1
Contreras0
Last 1 H2H Matches:

(R1) Mexico F4(05-18-15)

Hard
USA Flag
Stefan Kozlov
6
6
MEX Flag
Ivar Aramburu Contreras
4
1

S. Kozlov vs I. A. Contreras H2H Profile

USAS. Kozlov
Stats
MEXI. A. Contreras
$371,951Career Prize Money$0
56.83% (341-259)Career Total W/L38.92% (72-113)
1Hard0
10Titles0
1Total H2H Matches0
0% (0-0)YTD Win/Loss0% (0-0)

S. Kozlov vs I. A. Contreras Match Preview:

  • Second serve performance recent form: In recent form (last 6 months), Stefan Kozlov has won 45.84% of points on their second serve, while Ivar Aramburu Contreras has won 0%. There is a high correlation between this stat and match prediction accuracy.
  • Return game stats recent form: Return stats show Stefan Kozlov, in recent form, has won 49.26% of their opponent's second serve points, while Ivar Aramburu Contreras has won 0%. The same stats for first serve returns are 29.36% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
  • Under pressure analysis: Stefan Kozlov has saved 51.90% of breakpoints in recent form, whereas Ivar Aramburu Contreras has saved 0% which is a useful statistic for in-game betting predictions.
  • Performance overview: Over the last year Stefan Kozlov has won 67.65% of matches played (W/L 23/11), with Ivar Aramburu Contreras winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
  • Best surface: Stefan Kozlov has their best career surface win % on I.hard, winning 63% (W/L 83/48), and worse career win % on Grass, winning 38% (W/L 15/24). Ivar Aramburu Contreras has their best career surface win % on Hard, winning 63% (W/L 66/86), and worse career win % on Clay, winning 17% (W/L 5/24).
  • Player level: In the last year, Stefan Kozlov has played most of their matches on the Challengers/ITF tournaments > $10K, winning 65.38% of matches (W/L 17/9), where as Ivar Aramburu Contreras has played most of their matches on the N/A, winning 0% of matches (W/L 0/0). 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 Stefan Kozlov winning 1 times and Ivar Aramburu Contreras being victorious 0 times. They have played 2 sets in total, with Stefan Kozlov winning 2 and Ivar Aramburu Contreras winning 0.
  • The last match between Stefan Kozlov and Ivar Aramburu Contreras was at the Mexico F4, 18-05-2015, Round: R1, Surface: Hard, with Stefan Kozlov getting the victory 6-4 6-1.
  • 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, Stefan Kozlov has played against opponents with an average rank of 405.74 while Ivar Aramburu Contreras has played against players with an average rank of 0.
  • Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Stefan Kozlov has won 64% of deciding sets over the last 12 months, while Ivar Aramburu Contreras has won 0% in all matches played on tour.
  • Break point conversion: In recent form, Stefan Kozlov has converted 39.25% of breakpoint opportunities, and Ivar Aramburu Contreras has converted 0% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Stefan Kozlov vs Ivar Aramburu Contreras Editorial Preview By TennisTipster88.

S. Kozlov vs I. A. Contreras H2H Stats Used In Our Predictions

USAS. Kozlov
Stats
MEXI. A. Contreras
1H2H Matches Won0
2Sets Won0
12Games Won5
0:0:0Average Match Time0:0:0
100% (1/1)Best‑of‑3 Win %0% (0/1)
100% (1/1)1st Set Won, Won Match0% (0/0)
0% (0/1)1st Set Won, Lost Match0% (0/0)
0% (0/0)1st Set Lost, Won Match0% (0/1)

Recent Performance Stats

2nd Serve Win %: Kozlov 48%, Contreras 0%.
Opp 2nd Serve Pts Won: Kozlov 55%, Contreras 0%.
Break Points Saved %: Kozlov 57%, Contreras 0%.

S. Kozlov Recent Matches Played

OPPONENTRESULTSCOREH2H
I.hardChampaign Challenger - 10-11-2025

R2

USAT. Zink
W
6-3 6-3

R1

SWEL. Borg
W
6-1 6-0
I.hardKnoxville Challenger - 03-11-2025

R2

GBRJ. Clarke
L
6-2 2-6 6-3

R1

FRAD. Rolland
W
7-6(1) 2-6 6-1
HardChicago Challenger - 04-08-2025

Q3

TPET. Huang
L
1-6 7-5 6-2
View All

I. A. Contreras Recent Matches Played

OPPONENTRESULTSCOREH2H
I.hardM15 Tabasco - 22-05-2023

R1

USAC. Farren
L
6-1 6-2
HardM25 Xalapa - 15-05-2023

R2

GBRA. Mchugh
L
6-1 6-3

R1

COLJ. Sebastian
W
7-5 3-6 7-6(7)

Q3

MEXL. Amaury
W
6-3 7-5

Q1

VENS. Pino
W
7-6(4) 6-3
View All
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S. Kozlov vs I. A. Contreras Stats Breakdown Vs All H2H Opponents

USAS. Kozlov
Stats
MEXI. A. Contreras
56.83% (341/259)YTD Win/Loss38.92% (72/113)
54.10% (765/649)Sets Win/Loss40.45% (163/240)
51.54% (6777/6373)Games Win/Loss45.31% (1615/1949)
55.33% (166/134)Hard Win/Loss43.42% (66/86)
59.23% (77/53)Clay Win/Loss17.24% (5/24)
63.36% (83/48)Indoor Hard W/L25.00% (1/3)
38.46% (15/24)Grass Win/Loss0% (0/0)
0.23Aces Per Game0.01
1445Aces Total17
0.33Double Faults Per Game0.07
2112Total Double Faults129
1:35:6Average Match Time1st Match
564.78Average Opponent Rank279.96
61% (22942/37509)1st Serve %71% (2193/3096)
66% (15192/22942)1st Serve Win %53% (1156/2193)
48% (7031/14567)2nd Serve Win %42% (377/903)
42% (1782/4217)Break Points Won % (Total)35% (90/255)
42% (15814/38018)Return Points Win %36% (1068/2933)
31.03% (9/20)Slam W/L0% (0/0)
23.53% (4/13)Masters W/L0% (0/0)
38.81% (26/41)Main Tour W/L0% (0/0)
58.26% (201/144)Challenger W/L0.00% (0/18)
71.13% (101/41)Futures W/L43.11% (72/95)
57% (333/582)Best of 3 Sets Win %39% (72/185)
45% (5/11)Best of 5 Sets Win %0% (0/0)
48% (69/144)Tiebreaks Win % (Total)65% (20/31)
61% (128/209)Deciding Set Win %42% (14/33)
87% (313/273)1st Set Won, Won Match83% (77/64)
12% (313/38)1st Set Won, Lost Match17% (77/13)
24% (287/68)1st Set Lost, Won Match7% (108/8)

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Potential H2H Matches This Week

Kozlov (Champaign Challenger)
Kozlov vs MiyoshiCould play in The Final
Kozlov vs AlazmehCould play in The Final
Kozlov vs CassoneCould play in The Final
Kozlov vs RosenkranzCould play in The Final
Martinez vs KozlovCould play in The Semifinals
Stebe vs KozlovCould play in The Semifinals
View full predicted draw for
Kozlov in Champaign Challenger

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