Kayla Day vs Sophie Chang Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
K. Day vs S. Chang

Kayla Day

USA

4

Win

Played

1

Win

Age

1.73m

Height

259

C. Rank

766

Best Rank

217

Total Titles

YTD Titles

$561.1K

Career Money

$45.9K

Left-handed (Two-handed backhand)

Plays

Sophie Chang

USA

4

Win

Played

1

Win

Age

1.73m

Height

259

C. Rank

766

Best Rank

217

Total Titles

YTD Titles

$561.1K

Career Money

$45.9K

Left-handed (Two-handed backhand)

Plays

Head-to-head: Day 4 - 1 Chang

They have played 12 sets in total, with Kayla Day winning 9 and Sophie Chang winning 3. The last match between Kayla Day and Sophie Chang was at the W50 Dallas, 26-07-2024, Round: QF, Surface: I.hard, with Kayla Day getting the victory 6-2 5-7 6-3.

Players	Head To Head Match Wins
Day	4
Chang	1

Last 5 H2H Matches:

(QF) W50 Dallas(07-26-24)

Stats

Kayla Day

Sophie Chang

(R2) W75 Charlottesville(04-25-24)

Stats

Kayla Day

Sophie Chang

(R1) W80 Macon(10-18-23)

Stats

Kayla Day

Sophie Chang

K. Day vs S. Chang H2H Profile

K. Day	Stats	S. Chang
$561,063	Career Prize Money	$45,925
56.40% (260-201)	Career Total W/L	49.63% (270-274)
1	Clay	0
2	Hard	1
1	Indoor	0
7	Titles	4
4	Total H2H Matches	1
0% (0-0)	YTD Win/Loss	0% (0-0)

K. Day vs S. Chang Match Preview:

Second serve performance recent form: In recent form (last 6 months), Kayla Day has won 39.08% of points on their second serve, while Sophie Chang has won 0%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Kayla Day, in recent form, has won 49.95% of their opponent's second serve points, while Sophie Chang has won 0%. The same stats for first serve returns are 30.75% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Kayla Day has saved 43.39% of breakpoints in recent form, whereas Sophie Chang has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Kayla Day has won 63.04% of matches played (W/L 29/17), with Sophie Chang winning 27.78% (W/L 5/13) that gives us an overall head-to head prediction overview.
Best surface: Kayla Day has their best career surface win % on Clay, winning 60% (W/L 87/59), and worse career win % on Grass, winning 27% (W/L 3/8). Sophie Chang has their best career surface win % on Clay, winning 60% (W/L 126/107), and worse career win % on Grass, winning 27% (W/L 3/8).
Player level: In the last year, Kayla Day has played most of their matches on the Challengers/ITF tournaments > $10K, winning 64.10% of matches (W/L 25/14), where as Sophie Chang has played most of their matches on the Challengers/ITF tournaments > $10K, winning 31.25% of matches (W/L 5/11). 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 5 times before with Kayla Day winning 4 times and Sophie Chang being victorious 1 times. They have played 12 sets in total, with Kayla Day winning 9 and Sophie Chang winning 3.
The last match between Kayla Day and Sophie Chang was at the W50 Dallas, 26-07-2024, Round: QF, Surface: I.hard, with Kayla Day getting the victory 6-2 5-7 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:45:33.
Deciding set H2H prediction: Kayla Day and Sophie Chang have played a deciding set 2 times, with Kayla Day winning 1 times and Sophie Chang 1 times. Very useful for predicting the outcome if this match goes the distance.
Opponent quality stats: Over the last 12 months, Kayla Day has played against opponents with an average rank of 320.48 while Sophie Chang has played against players with an average rank of 342.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Kayla Day has won 50% of deciding sets over the last 12 months, while Sophie Chang has won 100% in all matches played on tour.
Break point conversion: In recent form, Kayla Day has converted 38.89% of breakpoint opportunities, and Sophie Chang 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.

Kayla Day vs Sophie Chang Editorial Preview By TennisTipster88.

K. Day vs S. Chang H2H Stats Used In Our Predictions

K. Day	Stats	S. Chang
4	H2H Matches Won	1
9	Sets Won	3
67	Games Won	50
9	Aces (Total)	13
23	Total Double Faults	30
1:45:33	Average Match Time	1:45:33
55% (181/332)	1st Serve %	59% (219/372)
73% (133/181)	1st Serve Win %	62% (135/219)
45% (68/151)	2nd Serve Win %	41% (63/153)
49% (25/51)	Break Pts Won %	50% (16/32)
47% (174/372)	Return Points Win %	39% (131/332)
80% (4/5)	Best‑of‑3 Win %	20% (1/5)
50% (1/2)	Deciding Set Win %	50% (1/2)
100% (4/4)	1st Set Won, Won Match	100% (1/1)
0% (0/4)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	0% (0/4)

Recent Performance Stats

K. Day Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W75 Toronto - 27-10-2025
R1 Fiona CrawleyF. Crawley	L	6-1 6-2	Stats
W100 Tyler - 20-10-2025
QF Olivia GadeckiO. Gadecki	L	7-6(4) 3-6 6-3	Stats
R2 Carmen Andreea HereaC. Andreea	W	6-2 4-6 6-2	Stats
R1 Malaika RapoluM. Rapolu	W	6-1 4-6 7-5	Stats
W100 Macon - 13-10-2025
R2 Darja VidmanovaD. Vidmanova	L	6-3 6-4	Stats

View All

S. Chang Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Credit One Charleston Open - Charleston - 31-03-2025
Q1 Bethanie Mattek-SandsB. Mattek-Sands	L	6-3 6-1	Stats
W75 Targu Mures - 10-03-2025
R1 Mia RisticM. Ristic	L	6-2 6-4	Stats
W75 Porto - 03-03-2025
Q3 Iva PrimoracI. Primorac	L	6-4 6-4	Stats
ATX Open - Austin - 24-02-2025
Q1 Cristina BucsaC. Bucsa	L	6-1 6-3	Stats
W50 Spring - 17-02-2025
R1 Victoria OsuigweV. Osuigwe	L	6-2 6-4	Stats

View All

K. Day vs S. Chang Stats Breakdown Vs All H2H Opponents

K. Day	Stats	S. Chang
56.40% (260/201)	YTD Win/Loss	49.63% (270/274)
55.47% (593/476)	Sets Win/Loss	50.52% (627/614)
52.37% (5181/4713)	Games Win/Loss	50.69% (5877/5717)
56.54% (160/123)	Hard Win/Loss	49.25% (131/135)
59.59% (87/59)	Clay Win/Loss	54.08% (126/107)
47.62% (10/11)	Indoor Hard W/L	29.41% (10/24)
27.27% (3/8)	Grass Win/Loss	27.27% (3/8)
0.22	Aces Per Game	0.21
1086	Aces Total	1182
0.36	Double Faults Per Game	0.43
1746	Total Double Faults	2443
1:35:16	Average Match Time	1:14:49
451.73	Average Opponent Rank	504.13
60% (16760/27941)	1st Serve %	59% (16216/27635)
65% (10881/16760)	1st Serve Win %	64% (10342/16216)
46% (5121/11180)	2nd Serve Win %	42% (4756/11419)
46% (1607/3477)	Break Points Won % (Total)	48% (1546/3227)
44% (12822/28854)	Return Points Win %	45% (12052/26625)
40.63% (13/19)	Slam W/L	37.50% (3/5)
42.11% (8/11)	Masters W/L	0% (0/0)
37.21% (16/27)	Main Tour W/L	29.63% (8/19)
60.45% (217/142)	Challenger W/L	50.44% (231/227)
75.00% (6/2)	Futures W/L	54.90% (28/23)
57% (256/452)	Best of 3 Sets Win %	50% (266/536)
75% (3/4)	Best of 5 Sets Win %	0% (0/0)
48% (47/98)	Tiebreaks Win % (Total)	50% (65/129)
51% (75/148)	Deciding Set Win %	43% (70/161)
84% (268/225)	1st Set Won, Won Match	83% (281/232)
16% (268/43)	1st Set Won, Lost Match	17% (281/47)
18% (193/34)	1st Set Lost, Won Match	14% (263/36)