James Duckworth vs Zdenek Kolar Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
J. Duckworth vs Z. Kolar

James Duckworth

AUS

1

Win

Played

0

Win

Age

6'0" (183 cm)

Height

6'1" (185 cm)

106

C. Rank

222

Best Rank

111

Total Titles

YTD Titles

$1.9M

Career Money

$388.2K

Right-Handed

Plays

Right-Handed

Zdenek Kolar

CZE

1

Win

Played

0

Win

Age

6'0" (183 cm)

Height

6'1" (185 cm)

106

C. Rank

222

Best Rank

111

Total Titles

YTD Titles

$1.9M

Career Money

$388.2K

Right-Handed

Plays

Right-Handed

Head-to-head: Duckworth 1 - 0 Kolar

They have played 3 sets in total, with James Duckworth winning 2 and Zdenek Kolar winning 1. The last match between James Duckworth and Zdenek Kolar was at the Yokohama Challenger, 21-11-2023, Round: R1, Surface: Hard, with James Duckworth getting the victory 6-2 6-7(4) 6-2.

Players	Head To Head Match Wins
Duckworth	1
Kolar	0

Last 1 H2H Matches:

(R1) Yokohama Challenger(11-21-23)

Stats

James Duckworth

Zdenek Kolar

J. Duckworth vs Z. Kolar H2H Profile

J. Duckworth	Stats	Z. Kolar
$1,878,002	Career Prize Money	$388,240
59.84% (520-349)	Career Total W/L	56.59% (442-339)
1	Hard	0
23	Titles	12
1	Total H2H Matches	0
40.00% (8-12)	YTD Win/Loss	0% (0-0)

J. Duckworth vs Z. Kolar Match Preview:

Second serve performance recent form: In recent form (last 6 months), James Duckworth has won 47.60% of points on their second serve, while Zdenek Kolar has won 42.59%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show James Duckworth, in recent form, has won 43.09% of their opponent's second serve points, while Zdenek Kolar has won 45.82%. The same stats for first serve returns are 20.67% and 26.28% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: James Duckworth has saved 57.28% of breakpoints in recent form, whereas Zdenek Kolar has saved 53.83% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year James Duckworth has won 54.17% of matches played (W/L 39/33), with Zdenek Kolar winning 65.31% (W/L 64/34) that gives us an overall head-to head prediction overview.
Best surface: James Duckworth has their best career surface win % on Clay, winning 63% (W/L 109/63), and worse career win % on Grass, winning 53% (W/L 51/45). Zdenek Kolar has their best career surface win % on Clay, winning 63% (W/L 321/216), and worse career win % on Hard, winning 39% (W/L 25/39).
Player level: In the last year, James Duckworth has played most of their matches on the Main tour, winning 53.57% of matches (W/L 15/13), where as Zdenek Kolar has played most of their matches on the Challengers/ITF tournaments > $10K, winning 62.71% of matches (W/L 37/22). 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 James Duckworth winning 1 times and Zdenek Kolar being victorious 0 times. They have played 3 sets in total, with James Duckworth winning 2 and Zdenek Kolar winning 1.
The last match between James Duckworth and Zdenek Kolar was at the Yokohama Challenger, 21-11-2023, Round: R1, Surface: Hard, with James Duckworth getting the victory 6-2 6-7(4) 6-2.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:7:2.
Opponent quality stats: Over the last 12 months, James Duckworth has played against opponents with an average rank of 234.17 while Zdenek Kolar has played against players with an average rank of 366.23.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, James Duckworth has won 45% of deciding sets over the last 12 months, while Zdenek Kolar has won 62% in all matches played on tour.
Break point conversion: In recent form, James Duckworth has converted 31.25% of breakpoint opportunities, and Zdenek Kolar has converted 28.10% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

James Duckworth vs Zdenek Kolar Editorial Preview By TennisTipster88.

J. Duckworth vs Z. Kolar H2H Stats Used In Our Predictions

J. Duckworth	Stats	Z. Kolar
1	H2H Matches Won	0
2	Sets Won	1
18	Games Won	11
8	Aces (Total)	9
1	Total Double Faults	2
2:7:2	Average Match Time	2:7:2
66% (58/88)	1st Serve %	59% (56/95)
78% (45/58)	1st Serve Win %	70% (39/56)
63% (19/30)	2nd Serve Win %	49% (19/39)
36% (4/11)	Break Pts Won %	0% (0/6)
39% (37/95)	Return Points Win %	27% (24/88)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	Deciding Set 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

J. Duckworth Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Sydney Challenger - 17-11-2025
R1 Moerani BouzigeM. Bouzige	W	6-4 6-1	Stats
Brisbane 3 Challenger - 10-11-2025
QF Alex BoltA. Bolt	L	7-5 6-1	Stats
R2 Blake EllisB. Ellis	W	3-6 6-1 6-4	Stats
R1 Omar JasikaO. Jasika	W	6-0 3-2 ret.	Stats
Taipei Challenger - 03-11-2025
F Yoshihito NishiokaY. Nishioka	L	7-5 7-6(5)	Stats

View All

Z. Kolar Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Montevideo Challenger - 10-11-2025
R2 Carlos TabernerC. Taberner	L	7-6(2) 6-3	Stats
R1 Joaquin Aguilar CardozoJ. Aguilar	W	6-1 6-1	Stats
Lima 3 Challenger - 03-11-2025
R1 Tomas Barrios VeraT. Barrios	L	7-5 6-3	Stats
Lima 2 Challenger - 27-10-2025
QF Tristan BoyerT. Boyer	L	6-4 2-6 6-3	Stats
R2 Lautaro MidonL. Midon	W	6-3 6-3	Stats

View All

J. Duckworth vs Z. Kolar Stats Breakdown Vs All H2H Opponents

J. Duckworth	Stats	Z. Kolar
59.84% (520/349)	YTD Win/Loss	56.59% (442/339)
57.32% (1206/898)	Sets Win/Loss	54.91% (984/808)
52.48% (10956/9920)	Games Win/Loss	51.92% (8748/8100)
60.12% (303/201)	Hard Win/Loss	39.06% (25/39)
63.37% (109/63)	Clay Win/Loss	59.78% (321/216)
58.76% (57/40)	Indoor Hard W/L	54.17% (91/77)
53.13% (51/45)	Grass Win/Loss	41.67% (5/7)
0.57	Aces Per Game	0.25
5799	Aces Total	2086
0.19	Double Faults Per Game	0.23
1904	Total Double Faults	1887
1:27:8	Average Match Time	1:29:41
500.72	Average Opponent Rank	521.18
57% (32130/56735)	1st Serve %	62% (30403/49173)
75% (24186/32130)	1st Serve Win %	67% (20431/30403)
53% (13126/24601)	2nd Serve Win %	50% (9330/18780)
39% (1829/4750)	Break Points Won % (Total)	44% (2252/5065)
37% (20954/57402)	Return Points Win %	41% (20154/49048)
37.78% (34/56)	Slam W/L	41.86% (18/25)
52.73% (29/26)	Masters W/L	0% (0/0)
0.00% (0/2)	Cups W/L	0% (0/0)
48.96% (94/98)	Main Tour W/L	42.11% (8/11)
67.06% (283/139)	Challenger W/L	52.23% (246/225)
74.53% (79/27)	Futures W/L	68.55% (170/78)
62% (501/803)	Best of 3 Sets Win %	56% (434/769)
27% (15/55)	Best of 5 Sets Win %	25% (1/4)
54% (227/418)	Tiebreaks Win % (Total)	49% (103/209)
54% (159/296)	Deciding Set Win %	55% (127/231)
85% (506/431)	1st Set Won, Won Match	88% (438/386)
14% (506/72)	1st Set Won, Lost Match	12% (438/52)
24% (362/87)	1st Set Lost, Won Match	16% (343/56)