Lulu Sun vs Ksenia Efremova Head-to-Head Stats & Results
New Zealand Lulu SunLulu Sun - New Zealand
27 Very Bad Form
L
L
L
L
L
W
W
WTA Rank
107
Elo Score
735
Age 25, 1.73m
H2H Record
0 - 1
Wins
0% - 100%
Sets Won
0 - 2
Ksenia Efremova has won more matches in head to head against Lulu Sun
Verdict : Ksenia Efremova has won more matches in head to head against Lulu Sun
H2H Stats
Latest Results
ALL SURFACES
HARD •
CLAY •
GRASS •
Head-to-Head - Full Stats
Performance
Profile
Data Point
Lulu Sun
Ksenia Efremova
Prize Money
Career
Career
$954,459USD
$5,403USD
Current Rank
107
623
Wins
H2H
H2H
0(0.0%)
1(100.0%)
Sets Won
H2H
H2H
0(0.0%)
2(100.0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
26.7%4 / 15 Matches
70.0%7 / 10 Matches
Win Percentage
Last 12 Months
Last 12 Months
51.9%27 / 52 Matches
67.7%23 / 34 Matches
Data Point
Lulu Sun
Ksenia Efremova
Main Hand
Left-handed
Age
25
-
Birthday
April 14, 2001
-
Height
1.73m
-m
Weight
-kg
-kg
Head-to-Head Record
No head-to-head record between Lulu Sun and Ksenia Efremova. This might be their first match.
Win Percentage (Match / Set)
2026 Calendar Year
Last 12 Months
Data Point
Lulu Sun
Ksenia Efremova
Match Wins
27%
70%
Match Wins (3 Sets)
27%
70%
Wins in Straight Sets
27%
50%
Wins From Behind
0%
0%
Won At Least 1 Set
40%
80%
Set 1 Win
40%
70%
Set 2 Win
27%
60%
Set 3 Win
0%
67%
Data Point
Lulu Sun
Ksenia Efremova
Match Wins
52%
68%
Match Wins (3 Sets)
52%
68%
Wins in Straight Sets
40%
50%
Wins From Behind
14%
15%
Won At Least 1 Set
62%
74%
Set 1 Win
52%
65%
Set 2 Win
50%
59%
Set 3 Win
55%
75%
Aces - Over/Under, Match Total, Average (3 Set Matches)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Aces Per Match
4.60
1.57
6.17
Most Aces in a match
47%
43%
N/A
1+
93%
57%
100%
2+
87%
57%
86%
3+
67%
29%
86%
4+
47%
14%
62%
5+
47%
0%
48%
6+
33%
0%
41%
7+
33%
0%
24%
8+
13%
0%
24%
9+
13%
0%
20%
10+
7%
0%
17%
15+
0%
0%
10%
20+
0%
0%
0%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Over 0.5
93%
57%
100%
Over 1.5
87%
57%
86%
Over 2.5
67%
29%
86%
Over 3.5
47%
14%
62%
Over 4.5
47%
0%
48%
Over 5.5
33%
0%
41%
Over 6.5
33%
0%
24%
Over 7.5
13%
0%
24%
Over 8.5
13%
0%
20%
Over 9.5
7%
0%
17%
Over 10.5
7%
0%
17%
Over 11.5
7%
0%
17%
Over 12.5
7%
0%
17%
Over 13.5
0%
0%
17%
Over 14.5
0%
0%
10%
Over 15.5
0%
0%
4%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Under 0.5
7%
43%
0%
Under 1.5
13%
43%
15%
Under 2.5
33%
71%
15%
Under 3.5
53%
86%
39%
Under 4.5
53%
100%
52%
Under 5.5
67%
100%
60%
Under 6.5
67%
100%
77%
Under 7.5
87%
100%
77%
Under 8.5
87%
100%
80%
Under 9.5
93%
100%
84%
Under 10.5
93%
100%
84%
Under 11.5
93%
100%
84%
Under 12.5
93%
100%
84%
Under 13.5
100%
100%
84%
Under 14.5
100%
100%
90%
Milestones
Over
Under
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Aces Per Match
5.73
1.50
7.23
Most Aces in a match
60%
50%
N/A
1+
98%
60%
95%
2+
88%
50%
79%
3+
83%
30%
78%
4+
67%
10%
59%
5+
52%
0%
51%
6+
37%
0%
43%
7+
37%
0%
31%
8+
21%
0%
27%
9+
15%
0%
25%
10+
13%
0%
22%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Over 0.5
98%
60%
95%
Over 1.5
88%
50%
79%
Over 2.5
83%
30%
78%
Over 3.5
67%
10%
59%
Over 4.5
52%
0%
51%
Over 5.5
42%
0%
43%
Over 6.5
37%
0%
31%
Over 7.5
21%
0%
27%
Over 8.5
15%
0%
25%
Over 9.5
13%
0%
22%
Over 10.5
12%
0%
21%
Over 11.5
10%
0%
16%
Over 12.5
10%
0%
12%
Over 13.5
4%
0%
10%
Over 14.5
4%
0%
6%
Over 15.5
4%
0%
3%
Over 16.5
4%
0%
2%
Over 17.5
4%
0%
2%
Over 18.5
2%
0%
2%
Over 19.5
2%
0%
2%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Under 0.5
2%
40%
5%
Under 1.5
12%
50%
21%
Under 2.5
17%
70%
22%
Under 3.5
33%
90%
42%
Under 4.5
48%
100%
50%
Under 5.5
58%
100%
58%
Under 6.5
63%
100%
69%
Under 7.5
79%
100%
73%
Under 8.5
85%
100%
75%
Under 9.5
87%
100%
78%
Under 10.5
88%
100%
79%
Under 11.5
90%
100%
85%
Under 12.5
90%
100%
89%
Under 13.5
96%
100%
91%
Under 14.5
96%
100%
94%
Match Total Games - Over/Under
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Average
Average Games in a Set
10.07
8.5
9.29
Over 6.5
100%
90%
95%
Over 7.5
93%
80%
87%
Over 8.5
80%
60%
70%
Over 9.5
67%
20%
44%
Over 10.5
27%
0%
14%
Over 11.5
27%
0%
14%
Over 12.5
13%
0%
7%
Data Point
Lulu Sun
Ksenia Efremova
Average
Over 12.5
100%
100%
100%
Over 13.5
100%
100%
100%
Over 14.5
100%
100%
100%
Over 15.5
100%
80%
90%
Over 16.5
100%
70%
85%
Over 17.5
87%
70%
79%
Over 18.5
80%
70%
75%
Over 19.5
80%
70%
75%
Over 20.5
67%
60%
64%
Over 21.5
47%
30%
39%
Over 22.5
27%
20%
24%
Over 23.5
13%
20%
17%
Over 24.5
13%
20%
17%
Over 25.5
13%
20%
17%
Over 26.5
13%
10%
12%
Over 27.5
7%
10%
9%
Over 28.5
7%
0%
4%
Over 29.5
0%
0%
0%
Total Games In A Set
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Average
Average Games in a Set
9.58
8.53
9.06
Over 6.5
96%
88%
92%
Over 7.5
88%
71%
80%
Over 8.5
75%
62%
69%
Over 9.5
52%
21%
37%
Over 10.5
17%
6%
12%
Over 11.5
17%
6%
12%
Over 12.5
12%
0%
6%
Data Point
Lulu Sun
Ksenia Efremova
Average
Over 12.5
100%
97%
99%
Over 13.5
100%
97%
99%
Over 14.5
100%
85%
93%
Over 15.5
96%
76%
86%
Over 16.5
85%
59%
72%
Over 17.5
77%
56%
67%
Over 18.5
67%
47%
57%
Over 19.5
62%
44%
53%
Over 20.5
52%
38%
45%
Over 21.5
40%
29%
35%
Over 22.5
33%
21%
27%
Over 23.5
23%
21%
22%
Over 24.5
21%
21%
21%
Over 25.5
19%
21%
20%
Over 26.5
13%
12%
13%
Over 27.5
10%
12%
11%
Over 28.5
8%
6%
7%
Over 29.5
4%
6%
5%
Break of Serve (Break Points Won) - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Breaks Per Match
2.37
5.07
7.44
Over 0.5
60%
100%
100%
Over 1.5
53%
100%
100%
Over 2.5
7%
86%
97%
Over 3.5
7%
86%
77%
Over 4.5
0%
86%
77%
Over 5.5
0%
71%
74%
Over 6.5
0%
71%
54%
Over 7.5
0%
0%
54%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Average Break-Points Converted (Set 1)
1.13
1.86
2.99
Average Break-Points Converted (Set 2)
1.17
2.79
3.96
Average Break-Points Converted (Set 3)
1
1.5
2.5
will Break Serve %
27%
61%
N/A
will not Break Serve %
58%
30%
N/A
Over 0.5
53%
100%
100%
Over 1.5
0%
86%
94%
Over 2.5
0%
86%
70%
Over 3.5
0%
0%
29%
Over 4.5
0%
0%
7%
Over 5.5
0%
0%
0%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Breaks Per Match
2.67
4.75
7.42
Over 0.5
81%
100%
99%
Over 1.5
69%
90%
98%
Over 2.5
46%
70%
96%
Over 3.5
37%
70%
88%
Over 4.5
23%
60%
81%
Over 5.5
8%
50%
72%
Over 6.5
4%
50%
57%
Over 7.5
2%
0%
49%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Average Break-Points Converted (Set 1)
1.27
1.75
3.02
Average Break-Points Converted (Set 2)
1.17
2.7
3.87
Average Break-Points Converted (Set 3)
1.18
1.5
2.68
will Break Serve %
38%
56%
N/A
will not Break Serve %
46%
42%
N/A
Over 0.5
71%
90%
98%
Over 1.5
37%
60%
91%
Over 2.5
8%
60%
71%
Over 3.5
2%
0%
33%
Breaks Per Set data uses Set 1 as a sample.
Double Faults - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Double Faults Per Match
3.8
3.57
7.37
Over 0.5 (1+)
93%
100%
100%
Over 1.5 (2+)
87%
100%
100%
Over 2.5 (3+)
80%
86%
100%
Over 3.5 (4+)
60%
57%
94%
Over 4.5 (5+)
33%
14%
80%
Over 5.5 (6+)
20%
0%
59%
Over 6.5 (7+)
7%
0%
48%
Over 7.5 (8+)
0%
0%
45%
Over 8.5 (9+)
0%
0%
21%
Over 9.5 (10+)
0%
0%
17%
Over 10.5 (11+)
0%
0%
10%
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Double Faults Per Match
3.42
3.9
7.32
Over 0.5 (1+)
94%
100%
100%
Over 1.5 (2+)
85%
100%
100%
Over 2.5 (3+)
71%
80%
99%
Over 3.5 (4+)
46%
50%
94%
Over 4.5 (5+)
27%
20%
85%
Over 5.5 (6+)
13%
10%
68%
Over 6.5 (7+)
4%
10%
58%
Over 7.5 (8+)
2%
10%
43%
Over 8.5 (9+)
0%
10%
28%
Over 9.5 (10+)
0%
0%
25%
Over 10.5 (11+)
0%
0%
17%
Tie Breaks - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
(Match)
(Match)
Ksenia Efremova
(Match)
(Match)
Average
Tie Breaks Per Match
0.33
0.1
0.22
Over 0.5
33%
10%
22%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
67%
90%
22%
Under 1.5
100%
100%
0%
Under 2.5
100%
100%
0%
3 Set Matches
Data Point
Lulu Sun
(Match)
(Match)
Ksenia Efremova
(Match)
(Match)
Average
Tie Breaks Per Match
0.37
0.09
0.23
Over 0.5
33%
9%
21%
Over 1.5
4%
0%
2%
Over 2.5
0%
0%
0%
Under 0.5
33%
9%
21%
Under 1.5
4%
0%
2%
Under 2.5
0%
0%
0%
Net Points Won - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Net Points Won Per Match
8.5
6.25
14.75
Over 4.5 (5+)
100%
50%
75%
Over 5.5 (6+)
100%
50%
75%
Over 6.5 (7+)
100%
25%
63%
Over 7.5 (8+)
100%
25%
63%
Over 8.5 (9+)
100%
25%
63%
Over 9.5 (10+)
100%
0%
50%
Over 10.5 (11+)
100%
0%
50%
Over 11.5 (12+)
100%
0%
50%
Over 14.5 (12+)
100%
0%
50%
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Net Points Won Per Match
7.7
6.5
14.2
Over 4.5 (5+)
100%
33%
67%
Over 5.5 (6+)
100%
33%
67%
Over 6.5 (7+)
100%
17%
59%
Over 7.5 (8+)
100%
17%
59%
Over 8.5 (9+)
100%
17%
59%
Over 9.5 (10+)
100%
0%
50%
Over 10.5 (11+)
100%
0%
50%
Over 11.5 (12+)
40%
0%
20%
Over 14.5 (15+)
20%
0%
10%
Head-to-Head (Hard Courts)
Performance
Profile
Data Point
Lulu Sun
Ksenia Efremova
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
36.4%4 / 11 Matches
85.7%6 / 7 Matches
Win Percentage
Last 12 Months
Last 12 Months
63.2%24 / 38 Matches
83.3%20 / 24 Matches
Data Point
Lulu Sun
Ksenia Efremova
Main Hand
Left-handed
Age
25
-
Birthday
April 14, 2001
-
Height
1.73m
-m
Weight
-kg
-kg
Win Percentage (Hard Courts)
2026 Calendar Year
Last 12 Months
Data Point
Lulu Sun
Ksenia Efremova
Match Wins
36%
86%
Match Wins (3 Sets)
36%
86%
Wins in Straight Sets
36%
57%
Wins From Behind
0%
0%
Won At Least 1 Set
45%
86%
Set 1 Win
45%
86%
Set 2 Win
36%
57%
Set 3 Win
0%
100%
Data Point
Lulu Sun
Ksenia Efremova
Match Wins
63%
83%
Match Wins (3 Sets)
63%
83%
Wins in Straight Sets
53%
58%
Wins From Behind
18%
33%
Won At Least 1 Set
71%
88%
Set 1 Win
63%
79%
Set 2 Win
61%
67%
Set 3 Win
57%
86%
Aces (Hard Courts)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Aces Per Match
5.73
1.25
6.98
Most Aces in a match
45%
50%
N/A
1+
100%
50%
100%
2+
100%
50%
75%
3+
82%
25%
75%
4+
64%
0%
58%
5+
64%
0%
41%
6+
45%
0%
41%
7+
45%
0%
32%
8+
18%
0%
32%
9+
18%
0%
28%
10+
9%
0%
23%
15+
0%
0%
14%
20+
0%
0%
0%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Over 0.5
100%
50%
100%
Over 1.5
100%
50%
75%
Over 2.5
82%
25%
75%
Over 3.5
64%
0%
58%
Over 4.5
64%
0%
41%
Over 5.5
45%
0%
41%
Over 6.5
45%
0%
32%
Over 7.5
18%
0%
32%
Over 8.5
18%
0%
28%
Over 9.5
9%
0%
23%
Over 10.5
9%
0%
23%
Over 11.5
9%
0%
23%
Over 12.5
9%
0%
23%
Over 13.5
0%
0%
23%
Over 14.5
0%
0%
14%
Over 15.5
0%
0%
5%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Under 0.5
0%
50%
0%
Under 1.5
0%
50%
25%
Under 2.5
18%
75%
25%
Under 3.5
36%
100%
42%
Under 4.5
36%
100%
59%
Under 5.5
55%
100%
59%
Under 6.5
55%
100%
68%
Under 7.5
82%
100%
68%
Under 8.5
82%
100%
73%
Under 9.5
91%
100%
78%
Under 10.5
91%
100%
78%
Under 11.5
91%
100%
78%
Under 12.5
91%
100%
78%
Under 13.5
100%
100%
78%
Under 14.5
100%
100%
87%
Milestones
Over
Under
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Aces Per Match
6.68
1.6
8.28
Most Aces in a match
60%
50%
N/A
1+
100%
60%
100%
2+
95%
60%
80%
3+
89%
40%
79%
4+
79%
0%
56%
5+
63%
0%
44%
6+
45%
0%
40%
7+
45%
0%
36%
8+
29%
0%
34%
9+
21%
0%
32%
10+
18%
0%
28%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Over 0.5
100%
60%
100%
Over 1.5
95%
60%
80%
Over 2.5
89%
40%
79%
Over 3.5
79%
0%
56%
Over 4.5
63%
0%
44%
Over 5.5
53%
0%
40%
Over 6.5
45%
0%
36%
Over 7.5
29%
0%
34%
Over 8.5
21%
0%
32%
Over 9.5
18%
0%
28%
Over 10.5
16%
0%
27%
Over 11.5
13%
0%
20%
Over 12.5
13%
0%
16%
Over 13.5
5%
0%
13%
Over 14.5
5%
0%
8%
Over 15.5
5%
0%
4%
Over 16.5
5%
0%
3%
Over 17.5
5%
0%
3%
Over 18.5
3%
0%
3%
Over 19.5
3%
0%
3%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Under 0.5
0%
40%
0%
Under 1.5
5%
40%
20%
Under 2.5
11%
60%
22%
Under 3.5
21%
100%
44%
Under 4.5
37%
100%
57%
Under 5.5
47%
100%
61%
Under 6.5
55%
100%
65%
Under 7.5
71%
100%
66%
Under 8.5
79%
100%
69%
Under 9.5
82%
100%
73%
Under 10.5
84%
100%
74%
Under 11.5
87%
100%
81%
Under 12.5
87%
100%
84%
Under 13.5
95%
100%
87%
Under 14.5
95%
100%
92%
Match Total Games (Hard Courts)
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Average
Average Games in a Set
10.07
8.5
9.29
Over 6.5
100%
90%
95%
Over 7.5
93%
80%
87%
Over 8.5
80%
60%
70%
Over 9.5
67%
20%
44%
Over 10.5
27%
0%
14%
Over 11.5
27%
0%
14%
Over 12.5
13%
0%
7%
Data Point
Lulu Sun
Ksenia Efremova
Average
Over 12.5
100%
100%
100%
Over 13.5
100%
100%
100%
Over 14.5
100%
100%
100%
Over 15.5
100%
80%
90%
Over 16.5
100%
70%
85%
Over 17.5
87%
70%
79%
Over 18.5
80%
70%
75%
Over 19.5
80%
70%
75%
Over 20.5
67%
60%
64%
Over 21.5
47%
30%
39%
Over 22.5
27%
20%
24%
Over 23.5
13%
20%
17%
Over 24.5
13%
20%
17%
Over 25.5
13%
20%
17%
Over 26.5
13%
10%
12%
Over 27.5
7%
10%
9%
Over 28.5
7%
0%
4%
Over 29.5
0%
0%
0%
Total Games In A Set
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Average
Average Games in a Set
9.58
8.53
9.06
Over 6.5
96%
88%
92%
Over 7.5
88%
71%
80%
Over 8.5
75%
62%
69%
Over 9.5
52%
21%
37%
Over 10.5
17%
6%
12%
Over 11.5
17%
6%
12%
Over 12.5
12%
0%
6%
Data Point
Lulu Sun
Ksenia Efremova
Average
Over 12.5
100%
97%
99%
Over 13.5
100%
97%
99%
Over 14.5
100%
85%
93%
Over 15.5
96%
76%
86%
Over 16.5
85%
59%
72%
Over 17.5
77%
56%
67%
Over 18.5
67%
47%
57%
Over 19.5
62%
44%
53%
Over 20.5
52%
38%
45%
Over 21.5
40%
29%
35%
Over 22.5
33%
21%
27%
Over 23.5
23%
21%
22%
Over 24.5
21%
21%
21%
Over 25.5
19%
21%
20%
Over 26.5
13%
12%
13%
Over 27.5
10%
12%
11%
Over 28.5
8%
6%
7%
Over 29.5
4%
6%
5%
Break Points Won (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Breaks Per Match
2.27
4.75
7.02
Over 0.5
55%
100%
100%
Over 1.5
45%
100%
100%
Over 2.5
9%
75%
96%
Over 3.5
9%
75%
73%
Over 4.5
0%
75%
73%
Over 5.5
0%
50%
68%
Over 6.5
0%
50%
55%
Over 7.5
0%
0%
55%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Average Break-Points Converted (Set 1)
1.05
1.88
2.93
Average Break-Points Converted (Set 2)
1.14
2.5
3.64
Average Break-Points Converted (Set 3)
1
1.5
2.5
will Break Serve %
31%
69%
N/A
will not Break Serve %
62%
40%
N/A
Over 0.5
45%
100%
100%
Over 1.5
0%
75%
91%
Over 2.5
0%
75%
64%
Over 3.5
0%
0%
25%
Over 4.5
0%
0%
13%
Over 5.5
0%
0%
0%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Breaks Per Match
2.63
4.4
7.03
Over 0.5
84%
100%
99%
Over 1.5
74%
80%
98%
Over 2.5
53%
60%
96%
Over 3.5
39%
60%
86%
Over 4.5
21%
60%
81%
Over 5.5
11%
40%
70%
Over 6.5
5%
40%
52%
Over 7.5
3%
0%
48%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Average Break-Points Converted (Set 1)
1.18
1.7
3.02
Average Break-Points Converted (Set 2)
1.18
2.4
3.87
Average Break-Points Converted (Set 3)
1.43
1.5
2.68
will Break Serve %
41%
55%
N/A
will not Break Serve %
38%
52%
N/A
Over 0.5
76%
80%
98%
Over 1.5
42%
60%
91%
Over 2.5
8%
60%
71%
Over 3.5
0%
0%
33%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Double Faults Per Match
4.09
3
7.09
Over 0.5 (1+)
100%
100%
100%
Over 1.5 (2+)
91%
100%
100%
Over 2.5 (3+)
91%
75%
100%
Over 3.5 (4+)
64%
25%
91%
Over 4.5 (5+)
36%
0%
87%
Over 5.5 (6+)
18%
0%
57%
Over 6.5 (7+)
9%
0%
40%
Over 7.5 (8+)
0%
0%
35%
Over 8.5 (9+)
0%
0%
18%
Over 9.5 (10+)
0%
0%
14%
Over 10.5 (11+)
0%
0%
14%
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Double Faults Per Match
3.66
3
6.66
Over 0.5 (1+)
95%
100%
100%
Over 1.5 (2+)
87%
100%
100%
Over 2.5 (3+)
76%
80%
99%
Over 3.5 (4+)
53%
20%
95%
Over 4.5 (5+)
32%
0%
91%
Over 5.5 (6+)
16%
0%
64%
Over 6.5 (7+)
5%
0%
49%
Over 7.5 (8+)
3%
0%
33%
Over 8.5 (9+)
0%
0%
19%
Over 9.5 (10+)
0%
0%
15%
Over 10.5 (11+)
0%
0%
12%
Tie Breaks (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
(Match)
(Match)
Ksenia Efremova
(Match)
(Match)
Average
Tie Breaks Per Match
0.27
0
0.22
Over 0.5
9%
0%
5%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
91%
100%
96%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
3 Set Matches
Data Point
Lulu Sun
(Match)
(Match)
Ksenia Efremova
(Match)
(Match)
Average
Tie Breaks Per Match
0.39
0
0.23
Over 0.5
18%
0%
9%
Over 1.5
3%
0%
2%
Over 2.5
0%
0%
0%
Under 0.5
82%
100%
91%
Under 1.5
97%
100%
99%
Under 2.5
100%
100%
100%
Net Points Won (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Net Points Won Per Match
8.5
6.25
14.75
Over 4.5 (5+)
100%
50%
75%
Over 5.5 (6+)
100%
50%
75%
Over 6.5 (7+)
100%
25%
63%
Over 7.5 (8+)
100%
25%
63%
Over 8.5 (9+)
100%
25%
63%
Over 9.5 (10+)
100%
0%
50%
Over 10.5 (11+)
100%
0%
50%
Over 11.5 (12+)
100%
0%
50%
Over 14.5 (12+)
100%
0%
50%
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Net Points Won Per Match
7.5
5.8
13.3
Over 4.5 (5+)
100%
40%
70%
Over 5.5 (6+)
100%
40%
70%
Over 6.5 (7+)
100%
20%
60%
Over 7.5 (8+)
100%
20%
60%
Over 8.5 (9+)
100%
20%
60%
Over 9.5 (10+)
100%
0%
50%
Over 10.5 (11+)
100%
0%
50%
Over 11.5 (12+)
67%
0%
34%
Over 14.5 (15+)
33%
0%
17%
Head-to-Head (Clay Courts)
Performance
Profile
Data Point
Lulu Sun
Ksenia Efremova
Wins
H2H
H2H
0(0.0%)
1(100.0%)
Sets Won
H2H
H2H
0(0.0%)
2(100.0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
0.0%0 / 4 Matches
33.3%1 / 3 Matches
Win Percentage
Last 12 Months
Last 12 Months
12.5%1 / 8 Matches
25.0%2 / 8 Matches
Data Point
Lulu Sun
Ksenia Efremova
Main Hand
Left-handed
Age
25
-
Birthday
April 14, 2001
-
Height
1.73m
-m
Weight
-kg
-kg
Win Percentage (Clay Courts)
2026 Calendar Year
Last 12 Months
Data Point
Lulu Sun
Ksenia Efremova
Match Wins
0%
33%
Match Wins (3 Sets)
0%
33%
Wins in Straight Sets
0%
33%
Wins From Behind
0%
0%
Won At Least 1 Set
25%
67%
Set 1 Win
25%
33%
Set 2 Win
0%
67%
Set 3 Win
0%
0%
Data Point
Lulu Sun
Ksenia Efremova
Match Wins
13%
25%
Match Wins (3 Sets)
13%
25%
Wins in Straight Sets
0%
25%
Wins From Behind
13%
0%
Won At Least 1 Set
38%
38%
Set 1 Win
13%
25%
Set 2 Win
25%
38%
Set 3 Win
33%
0%
Aces (Clay Courts)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Aces Per Match
1.50
2.00
3.50
Most Aces in a match
50%
33%
N/A
1+
75%
67%
100%
2+
50%
67%
100%
3+
25%
33%
100%
4+
0%
33%
59%
5+
0%
0%
46%
6+
0%
0%
29%
7+
0%
0%
0%
8+
0%
0%
0%
9+
0%
0%
0%
10+
0%
0%
0%
15+
0%
0%
0%
20+
0%
0%
0%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Over 0.5
75%
67%
100%
Over 1.5
50%
67%
100%
Over 2.5
25%
33%
100%
Over 3.5
0%
33%
59%
Over 4.5
0%
0%
46%
Over 5.5
0%
0%
29%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Over 8.5
0%
0%
0%
Over 9.5
0%
0%
0%
Over 10.5
0%
0%
0%
Over 11.5
0%
0%
0%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
0%
0%
0%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Under 0.5
25%
33%
0%
Under 1.5
50%
33%
0%
Under 2.5
75%
67%
0%
Under 3.5
100%
67%
42%
Under 4.5
100%
100%
54%
Under 5.5
100%
100%
71%
Under 6.5
100%
100%
100%
Under 7.5
100%
100%
100%
Under 8.5
100%
100%
100%
Under 9.5
100%
100%
100%
Under 10.5
100%
100%
100%
Under 11.5
100%
100%
100%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Milestones
Over
Under
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Aces Per Match
3.62
1.4
5.02
Most Aces in a match
60%
50%
N/A
1+
88%
60%
90%
2+
75%
40%
80%
3+
63%
20%
80%
4+
50%
20%
58%
5+
38%
0%
52%
6+
25%
0%
42%
7+
25%
0%
19%
8+
0%
0%
13%
9+
0%
0%
13%
10+
0%
0%
13%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Over 0.5
88%
60%
90%
Over 1.5
75%
40%
80%
Over 2.5
63%
20%
80%
Over 3.5
50%
20%
58%
Over 4.5
38%
0%
52%
Over 5.5
25%
0%
42%
Over 6.5
25%
0%
19%
Over 7.5
0%
0%
13%
Over 8.5
0%
0%
13%
Over 9.5
0%
0%
13%
Over 10.5
0%
0%
13%
Over 11.5
0%
0%
7%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
0%
0%
0%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Under 0.5
13%
40%
10%
Under 1.5
25%
60%
20%
Under 2.5
38%
80%
20%
Under 3.5
50%
80%
43%
Under 4.5
63%
100%
49%
Under 5.5
75%
100%
59%
Under 6.5
75%
100%
82%
Under 7.5
100%
100%
88%
Under 8.5
100%
100%
88%
Under 9.5
100%
100%
88%
Under 10.5
100%
100%
88%
Under 11.5
100%
100%
94%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Match Total Games (Clay Courts)
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Average
Average Games in a Set
10.07
8.5
9.29
Over 6.5
100%
90%
95%
Over 7.5
93%
80%
87%
Over 8.5
80%
60%
70%
Over 9.5
67%
20%
44%
Over 10.5
27%
0%
14%
Over 11.5
27%
0%
14%
Over 12.5
13%
0%
7%
Data Point
Lulu Sun
Ksenia Efremova
Average
Over 12.5
100%
100%
100%
Over 13.5
100%
100%
100%
Over 14.5
100%
100%
100%
Over 15.5
100%
80%
90%
Over 16.5
100%
70%
85%
Over 17.5
87%
70%
79%
Over 18.5
80%
70%
75%
Over 19.5
80%
70%
75%
Over 20.5
67%
60%
64%
Over 21.5
47%
30%
39%
Over 22.5
27%
20%
24%
Over 23.5
13%
20%
17%
Over 24.5
13%
20%
17%
Over 25.5
13%
20%
17%
Over 26.5
13%
10%
12%
Over 27.5
7%
10%
9%
Over 28.5
7%
0%
4%
Over 29.5
0%
0%
0%
Total Games In A Set
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Average
Average Games in a Set
9.58
8.53
9.06
Over 6.5
96%
88%
92%
Over 7.5
88%
71%
80%
Over 8.5
75%
62%
69%
Over 9.5
52%
21%
37%
Over 10.5
17%
6%
12%
Over 11.5
17%
6%
12%
Over 12.5
12%
0%
6%
Data Point
Lulu Sun
Ksenia Efremova
Average
Over 12.5
100%
97%
99%
Over 13.5
100%
97%
99%
Over 14.5
100%
85%
93%
Over 15.5
96%
76%
86%
Over 16.5
85%
59%
72%
Over 17.5
77%
56%
67%
Over 18.5
67%
47%
57%
Over 19.5
62%
44%
53%
Over 20.5
52%
38%
45%
Over 21.5
40%
29%
35%
Over 22.5
33%
21%
27%
Over 23.5
23%
21%
22%
Over 24.5
21%
21%
21%
Over 25.5
19%
21%
20%
Over 26.5
13%
12%
13%
Over 27.5
10%
12%
11%
Over 28.5
8%
6%
7%
Over 29.5
4%
6%
5%
Break Points Won (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Breaks Per Match
11
14
25
Over 0.5
100%
100%
100%
Over 1.5
100%
100%
100%
Over 2.5
100%
100%
100%
Over 3.5
100%
100%
100%
Over 4.5
100%
100%
100%
Over 5.5
100%
100%
100%
Over 6.5
100%
100%
100%
Over 7.5
100%
100%
100%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Average Break-Points Converted (Set 1)
5
5
10
Average Break-Points Converted (Set 2)
6
4.5
10.5
Average Break-Points Converted (Set 3)
5
4.5
9.5
will Break Serve %
45%
47%
N/A
will not Break Serve %
55%
53%
N/A
Over 0.5
100%
100%
100%
Over 1.5
100%
100%
100%
Over 2.5
100%
100%
100%
Over 3.5
100%
100%
100%
Over 4.5
25%
33%
100%
Over 5.5
25%
33%
100%
Over 6.5
0%
0%
100%
Over 7.5
0%
0%
100%
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Breaks Per Match
2.38
4.3
6.68
Over 0.5
50%
100%
100%
Over 1.5
50%
100%
100%
Over 2.5
38%
40%
75%
Over 3.5
38%
40%
75%
Over 4.5
38%
0%
75%
Over 5.5
0%
0%
75%
Over 6.5
0%
0%
69%
Over 7.5
0%
0%
39%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Average Break-Points Converted (Set 1)
1.44
1.7
3.02
Average Break-Points Converted (Set 2)
0.62
2.6
3.87
Average Break-Points Converted (Set 3)
0.83
4.5
2.68
will Break Serve %
29%
60%
N/A
will not Break Serve %
92%
57%
N/A
Over 0.5
50%
100%
98%
Over 1.5
13%
0%
91%
Over 2.5
0%
0%
71%
Over 3.5
0%
0%
33%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Double Faults Per Match
3
4.33
7.33
Over 0.5 (1+)
75%
100%
100%
Over 1.5 (2+)
75%
100%
100%
Over 2.5 (3+)
50%
100%
100%
Over 3.5 (4+)
50%
100%
100%
Over 4.5 (5+)
25%
33%
71%
Over 5.5 (6+)
25%
0%
59%
Over 6.5 (7+)
0%
0%
59%
Over 7.5 (8+)
0%
0%
59%
Over 8.5 (9+)
0%
0%
17%
Over 9.5 (10+)
0%
0%
17%
Over 10.5 (11+)
0%
0%
0%
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Double Faults Per Match
2.75
4.8
7.55
Over 0.5 (1+)
88%
100%
100%
Over 1.5 (2+)
63%
100%
100%
Over 2.5 (3+)
50%
80%
100%
Over 3.5 (4+)
38%
80%
88%
Over 4.5 (5+)
25%
40%
65%
Over 5.5 (6+)
13%
20%
59%
Over 6.5 (7+)
0%
20%
59%
Over 7.5 (8+)
0%
20%
49%
Over 8.5 (9+)
0%
20%
27%
Over 9.5 (10+)
0%
0%
27%
Over 10.5 (11+)
0%
0%
10%
Tie Breaks (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
(Match)
(Match)
Ksenia Efremova
(Match)
(Match)
Average
Tie Breaks Per Match
0.5
0.33
0.22
Over 0.5
0%
0%
0%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
100%
100%
100%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
3 Set Matches
Data Point
Lulu Sun
(Match)
(Match)
Ksenia Efremova
(Match)
(Match)
Average
Tie Breaks Per Match
0.5
0.25
0.23
Over 0.5
0%
0%
0%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
100%
100%
100%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
Net Points Won (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Net Points Won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (12+)
N/A
N/A
N/A
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Net Points Won Per Match
8
10
18
Over 4.5 (5+)
100%
0%
50%
Over 5.5 (6+)
100%
0%
50%
Over 6.5 (7+)
100%
0%
50%
Over 7.5 (8+)
100%
0%
50%
Over 8.5 (9+)
100%
0%
50%
Over 9.5 (10+)
100%
0%
50%
Over 10.5 (11+)
100%
0%
50%
Over 11.5 (12+)
0%
0%
0%
Over 14.5 (15+)
0%
0%
0%
Head-to-Head (Grass Courts)
Performance
Profile
Data Point
Lulu Sun
Ksenia Efremova
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
N/A0 / 0 Matches
N/A0 / 0 Matches
Win Percentage
Last 12 Months
Last 12 Months
33.3%2 / 6 Matches
50.0%1 / 2 Matches
Data Point
Lulu Sun
Ksenia Efremova
Main Hand
Left-handed
Age
25
-
Birthday
April 14, 2001
-
Height
1.73m
-m
Weight
-kg
-kg
Win Percentage (Grass Courts)
2026 Calendar Year
Last 12 Months
Data Point
Lulu Sun
Ksenia Efremova
Match Wins
N/A
N/A
Match Wins (3 Sets)
N/A
N/A
Wins in Straight Sets
N/A
N/A
Wins From Behind
N/A
N/A
Won At Least 1 Set
N/A
N/A
Set 1 Win
N/A
N/A
Set 2 Win
N/A
N/A
Set 3 Win
N/A
N/A
Data Point
Lulu Sun
Ksenia Efremova
Match Wins
33%
50%
Match Wins (3 Sets)
33%
50%
Wins in Straight Sets
17%
50%
Wins From Behind
0%
0%
Won At Least 1 Set
33%
50%
Set 1 Win
33%
50%
Set 2 Win
17%
50%
Set 3 Win
100%
N/A
Aces (Grass Courts)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Aces Per Match
N/A
N/A
N/A
Most Aces in a match
N/A
N/A
N/A
1+
N/A
N/A
N/A
2+
N/A
N/A
N/A
3+
N/A
N/A
N/A
4+
N/A
N/A
N/A
5+
N/A
N/A
N/A
6+
N/A
N/A
N/A
7+
N/A
N/A
N/A
8+
N/A
N/A
N/A
9+
N/A
N/A
N/A
10+
N/A
N/A
N/A
15+
N/A
N/A
N/A
20+
N/A
N/A
N/A
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Over 10.5
N/A
N/A
N/A
Over 11.5
N/A
N/A
N/A
Over 12.5
N/A
N/A
N/A
Over 13.5
N/A
N/A
N/A
Over 14.5
N/A
N/A
N/A
Over 15.5
N/A
N/A
N/A
Over 16.5
N/A
N/A
N/A
Over 17.5
N/A
N/A
N/A
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Under 3.5
N/A
N/A
N/A
Under 4.5
N/A
N/A
N/A
Under 5.5
N/A
N/A
N/A
Under 6.5
N/A
N/A
N/A
Under 7.5
N/A
N/A
N/A
Under 8.5
N/A
N/A
N/A
Under 9.5
N/A
N/A
N/A
Under 10.5
N/A
N/A
N/A
Under 11.5
N/A
N/A
N/A
Under 12.5
N/A
N/A
N/A
Under 13.5
N/A
N/A
N/A
Under 14.5
N/A
N/A
N/A
Milestones
Over
Under
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Aces Per Match
2.5
N/A
N/A
Most Aces in a match
60%
50%
N/A
1+
100%
N/A
50%
2+
67%
N/A
41%
3+
67%
N/A
41%
4+
17%
N/A
33%
5+
0%
N/A
33%
6+
0%
N/A
33%
7+
0%
N/A
16%
8+
0%
N/A
N/A
9+
0%
N/A
N/A
10+
0%
N/A
N/A
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Over 0.5
100%
N/A
50%
Over 1.5
67%
N/A
41%
Over 2.5
67%
N/A
41%
Over 3.5
17%
N/A
33%
Over 4.5
0%
N/A
33%
Over 5.5
0%
N/A
33%
Over 6.5
0%
N/A
16%
Over 7.5
0%
N/A
N/A
Over 8.5
0%
N/A
N/A
Over 9.5
0%
N/A
N/A
Over 10.5
0%
N/A
N/A
Over 11.5
0%
N/A
N/A
Over 12.5
0%
N/A
N/A
Over 13.5
0%
N/A
N/A
Over 14.5
0%
N/A
N/A
Over 15.5
0%
N/A
N/A
Over 16.5
0%
N/A
N/A
Over 17.5
0%
N/A
N/A
Over 18.5
0%
N/A
N/A
Over 19.5
0%
N/A
N/A
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Under 0.5
0%
N/A
N/A
Under 1.5
33%
N/A
8%
Under 2.5
33%
N/A
8%
Under 3.5
83%
N/A
16%
Under 4.5
100%
N/A
16%
Under 5.5
100%
N/A
16%
Under 6.5
100%
N/A
33%
Under 7.5
100%
N/A
50%
Under 8.5
100%
N/A
50%
Under 9.5
100%
N/A
50%
Under 10.5
100%
N/A
50%
Under 11.5
100%
N/A
50%
Under 12.5
100%
N/A
50%
Under 13.5
100%
N/A
50%
Under 14.5
100%
N/A
50%
Match Total Games (Grass Courts)
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Average
Average Games in a Set
10.07
8.5
9.29
Over 6.5
100%
90%
95%
Over 7.5
93%
80%
87%
Over 8.5
80%
60%
70%
Over 9.5
67%
20%
44%
Over 10.5
27%
0%
14%
Over 11.5
27%
0%
14%
Over 12.5
13%
0%
7%
Data Point
Lulu Sun
Ksenia Efremova
Average
Over 12.5
100%
100%
100%
Over 13.5
100%
100%
100%
Over 14.5
100%
100%
100%
Over 15.5
100%
80%
90%
Over 16.5
100%
70%
85%
Over 17.5
87%
70%
79%
Over 18.5
80%
70%
75%
Over 19.5
80%
70%
75%
Over 20.5
67%
60%
64%
Over 21.5
47%
30%
39%
Over 22.5
27%
20%
24%
Over 23.5
13%
20%
17%
Over 24.5
13%
20%
17%
Over 25.5
13%
20%
17%
Over 26.5
13%
10%
12%
Over 27.5
7%
10%
9%
Over 28.5
7%
0%
4%
Over 29.5
0%
0%
0%
Total Games In A Set
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Average
Average Games in a Set
9.58
8.53
9.06
Over 6.5
96%
88%
92%
Over 7.5
88%
71%
80%
Over 8.5
75%
62%
69%
Over 9.5
52%
21%
37%
Over 10.5
17%
6%
12%
Over 11.5
17%
6%
12%
Over 12.5
12%
0%
6%
Data Point
Lulu Sun
Ksenia Efremova
Average
Over 12.5
100%
97%
99%
Over 13.5
100%
97%
99%
Over 14.5
100%
85%
93%
Over 15.5
96%
76%
86%
Over 16.5
85%
59%
72%
Over 17.5
77%
56%
67%
Over 18.5
67%
47%
57%
Over 19.5
62%
44%
53%
Over 20.5
52%
38%
45%
Over 21.5
40%
29%
35%
Over 22.5
33%
21%
27%
Over 23.5
23%
21%
22%
Over 24.5
21%
21%
21%
Over 25.5
19%
21%
20%
Over 26.5
13%
12%
13%
Over 27.5
10%
12%
11%
Over 28.5
8%
6%
7%
Over 29.5
4%
6%
5%
Break Points Won (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Average Break-Points Converted (Set 1)
N/A
N/A
N/A
Average Break-Points Converted (Set 2)
N/A
N/A
N/A
Average Break-Points Converted (Set 3)
N/A
N/A
N/A
will Break Serve %
N/A
N/A
N/A
will not Break Serve %
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Breaks Per Match
2.75
N/A
1.75
Over 0.5
67%
N/A
50%
Over 1.5
33%
N/A
50%
Over 2.5
33%
N/A
50%
Over 3.5
33%
N/A
50%
Over 4.5
33%
N/A
25%
Over 5.5
0%
N/A
16%
Over 6.5
0%
N/A
8%
Over 7.5
0%
N/A
8%
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Average Break-Points Converted (Set 1)
1.42
N/A
3.02
Average Break-Points Converted (Set 2)
1.25
N/A
3.87
Average Break-Points Converted (Set 3)
0.5
N/A
2.68
will Break Serve %
28%
N/A
N/A
will not Break Serve %
67%
N/A
N/A
Over 0.5
33%
N/A
98%
Over 1.5
33%
N/A
91%
Over 2.5
17%
N/A
71%
Over 3.5
17%
N/A
33%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Double Faults Per Match
2.83
N/A
N/A
Over 0.5 (1+)
100%
N/A
N/A
Over 1.5 (2+)
100%
N/A
N/A
Over 2.5 (3+)
67%
N/A
N/A
Over 3.5 (4+)
17%
N/A
N/A
Over 4.5 (5+)
0%
N/A
N/A
Over 5.5 (6+)
0%
N/A
N/A
Over 6.5 (7+)
0%
N/A
N/A
Over 7.5 (8+)
0%
N/A
N/A
Over 8.5 (9+)
0%
N/A
N/A
Over 9.5 (10+)
0%
N/A
N/A
Over 10.5 (11+)
0%
N/A
N/A
Tie Breaks (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
(Match)
(Match)
Ksenia Efremova
(Match)
(Match)
Average
Tie Breaks Per Match
N/A
N/A
0.22
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
3 Set Matches
Data Point
Lulu Sun
(Match)
(Match)
Ksenia Efremova
(Match)
(Match)
Average
Tie Breaks Per Match
0
0.5
0.23
Over 0.5
0%
0%
0%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
100%
100%
100%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
Net Points Won (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Net Points Won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (12+)
N/A
N/A
N/A
3 Set Matches
Data Point
Lulu Sun
Ksenia Efremova
Match Total
Net Points Won Per Match
8
N/A
N/A
Over 4.5 (5+)
100%
N/A
N/A
Over 5.5 (6+)
100%
N/A
N/A
Over 6.5 (7+)
100%
N/A
N/A
Over 7.5 (8+)
100%
N/A
N/A
Over 8.5 (9+)
100%
N/A
N/A
Over 9.5 (10+)
100%
N/A
N/A
Over 10.5 (11+)
100%
N/A
N/A
Over 11.5 (12+)
0%
N/A
N/A
Over 14.5 (15+)
0%
N/A
N/A
Latest Results For Lulu Sun
Date
Tournament
Player
Opponent
Total Sets
Lulu Sun
7 - 14
Opponent
Total Wins
Lulu Sun
3 - 7
Opponent
Win Percentage
Lulu Sun
30% - 70%
Opponent
Latest Results For Ksenia Efremova
Date
Tournament
Player
Opponent
Total Sets
Ksenia Efremova
15 - 8
Opponent
Total Wins
Ksenia Efremova
7 - 3
Opponent
Win Percentage
Ksenia Efremova
70% - 30%
Opponent
Ranking
Elo
Ranking
Elo
Ranking
Elo