Iga Swiatek vs Kayla DayPrediction, Head-to-Head Results, and Stats
🇵🇱Iga Swiatek
#9 · 25 yrs · Right-Handed
1 meeting · sets 2–0
🇺🇸Kayla Day
#119 · 26 yrs · Left-Handed
TitleIga Swiatek and Kayla Day have met 1 time since 2026; Iga Swiatek leads 1–0. Across all meetings Swiatek has taken 2 sets to Day's 0. Their most recent meeting: Iga Swiatek won at BNP Paribas Open - Indian Wells (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Swiatek | Day | ||
|---|---|---|---|---|
| Indicator | Iga Swiatek | Kayla Day | ||
| Wins in straight sets | 79% | 33/42 | 78% | 39/50 |
| Wins a set when losing | 63% | 10/16 | 35% | 8/23 |
| Goes to a deciding set | 33% | 19/58 | 26% | 19/73 |
| Covers −1.5 sets as favorite | 57% | 32/56 | 59% | 34/58 |
| Covers +1.5 sets as underdog | 0% | 0/1 | 62% | 8/13 |
| Tiebreak sets won | 67% | 6/9 | 52% | 11/21 |
| Wins after taking set 1 | 86% | 37/43 | 92% | 44/48 |
| Wins 2-0 after taking set 1 | 77% | 33/43 | 81% | 39/48 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 1 of 1 completed meetings ended in straight sets (Swiatek 1, Day 0).
Style Matchup
Playing styles and historical archetype record
Swiatek
👑 The Complete Package
Day
💥 Big Hitter
Matchup analysis
👑 The Complete Package vs 💥 Big Hitter is historically tight (52% vs 48%, 4,271 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Mar 7, 2026
BNP Paribas Open - Indian Wells
H Hard · 2nd Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Swiatek | Day | ||
|---|---|---|---|---|
| Outcome | Iga Swiatek | Kayla Day | ||
| 1 or more | 77% | 13/17 | 100% | 13/13 |
| 3 or more | 0% | 0/17 | 92% | 12/13 |
| 5 or more | 0% | 0/17 | 69% | 9/13 |
| 10 or more | 0% | 0/17 | 0% | 0/13 |
| 15 or more | 0% | 0/17 | 0% | 0/13 |
| 20 or more | 0% | 0/17 | 0% | 0/13 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Swiatek | Day |
|---|---|---|
| W-L | 15–3 | 11–7 |
| Avg odds | 1.22 | 1.92 |
| ROI % | +1.3% | -12.2% |
| Units P/L | +0.24u | -2.20u |
Travel
Last 30 days
| Metric | Swiatek | Day |
|---|---|---|
| Countries | 1 | 3 |
| Events | 1 | 3 |
| Matches | 4 | 7 |
| Distance | 0 mi · 0 km | — |
| Route | ROU | UKR → USA → TUR |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Common opponents
Results vs. opponents both players faced · Last 12 months
Swiatek has a higher win rate against shared opponents (80% vs Day's 60%).
| Opponent | Swiatek | Day |
|---|---|---|
| Suzan Lamens | W 63 62 | W 64 63 |
| Diane Parry | W 63 63 | W 36 63 75 |
| Yue Yuan | W 76 63 | W 26 75 63 |
| Coco Gauff | L 46 26 | L 26 57 |
| Madison Keys | W 61 62 | L 76 46 36 |
Recent Form
Last five matches per player
Elise Mertens
China Open - Beijing · Quarterfinals
Oct 9
Iva Jovic
China Open - Beijing · 4th Round
Oct 7
Donna Vekic
China Open - Beijing · 3rd Round
Oct 5
Xinyu Gao
China Open - Beijing · 2nd Round
Oct 3
Qinwen Zheng
U.S. Open - New York · 4th Round
Sep 7
Marie Bouzkova
U.S. Open - New York · 3rd Round
Sep 5
Nadia Podoroska
U.S. Open - New York · 2nd Round
Sep 3
Xiyu Wang
U.S. Open - New York · 1st Round
Sep 1
Amelie Van Impe
W100 Templeton · 1st Round
Sep 30
Janae Preston
W50 Berkeley · Final
Sep 27
Ella Mcdonald
W50 Berkeley · Semifinals
Sep 26
Anna Sinclair Rogers
W50 Berkeley · Quarterfinals
Sep 25
Evialina Laskevich
W50 Berkeley · 2nd Round
Sep 24
Arina Bulatova
W50 Berkeley · 1st Round
Sep 23
Liudmila Samsonova
Guadalajara Open Akron - Guadalajara · 2nd Round
Sep 17
Elvina Kalieva
Guadalajara Open Akron - Guadalajara · 1st Round
Sep 14
Win rate
Matches, sets and games won · Last 12 months · 58–73 matches
| Metric | Swiatek | Day |
|---|---|---|
| Matches won | 72% | 68% |
| Sets won | 70% | 65% |
| Games won | 60% | 56% |
Record by tier
Head-to-head record by tournament tier
| Stage | Swiatek | Day |
|---|---|---|
| WTA 1000 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Swiatek | Day |
|---|---|---|
| Hard | 1 | 0 |
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