H2H data updated: 2026-09-13 00:00 UTC
Compare the head-to-head record, career totals, season-by-season performance, and match log for Erika Andreeva vs Kayla Day.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Kayla Day | 6-2 6-2 | Erika Andreeva | Match data | Jun 24, 2026 | Q2 | Wimbledon | Grand Slam | Grass |
| Erika Andreeva | 6-1 3-6 6-3 | Kayla Day | Match data | Mar 5, 2024 | Q2 | Indian Wells Open | WTA 1000 | Hard |
2 qualifying meetings shown in the table; qualifying is excluded from the H2H score. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 including documented historical predecessor categories | Finals | 500 including documented historical predecessor categories | 250 including documented historical predecessor categories | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Erika Andreeva | #215 | #65 | 952 | 1,735 | 16 | 33 | 32.7% | 0 | 0 | 0 | 0 | 0 | 0 |
| Kayla Day | #117 | #84 | 847 | 1,637 | 9 | 29 | 23.7% | 0 | 0 | 0 | 0 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Erika Andreeva | Kayla Day | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | — | — | — | — | — | — | — | 2016 | 1–2 | 33.3% | #198 | 1,540 | 0 | 0 |
| 17 | — | — | — | — | — | — | — | 2017 | 3–5 | 37.5% | #150 | 1,524 | 0 | 0 |
| 18 | 2022 | 1–3 | 25.0% | #135 | 1,564 | 0 | 0 | 2018 | 0–2 | 0.0% | #313 | 1,487 | 0 | 0 |
| 19 | 2023 | 5–7 | 41.7% | #112 | 1,643 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 2024 | 9–16 | 36.0% | #83 | 1,681 | 0 | 0 | — | — | — | — | — | — | — |
| 21 | 2025 | 1–7 | 12.5% | #270 | 1,508 | 0 | 0 | — | — | — | — | — | — | — |
| 22 | — | — | — | — | — | — | — | 2022 | 0–2 | 0.0% | #197 | 1,534 | 0 | 0 |
| 23 | — | — | — | — | — | — | — | 2023 | 3–6 | 33.3% | #87 | 1,564 | 0 | 0 |
| 24 | — | — | — | — | — | — | — | 2024 | 0–7 | 0.0% | #241 | 1,435 | 0 | 0 |
| 26 | — | — | — | — | — | — | — | 2026 | 2–5 | 28.6% | #117 | 1,604 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.
| Age | Erika Andreeva | Kayla Day | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Yr | Hard | Clay | Grass | |||||||||||||||||||
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | |||
| 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2016 | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — |
| 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2017 | 3 | 4 | 7 | 42.9% | 0 | 1 | 1 | 0.0% | — | — | — | — |
| 18 | 2022 | 0 | 1 | 1 | 0.0% | 1 | 2 | 3 | 33.3% | — | — | — | — | 2018 | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — |
| 19 | 2023 | 4 | 4 | 8 | 50.0% | 1 | 3 | 4 | 25.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2024 | 7 | 12 | 19 | 36.8% | 1 | 3 | 4 | 25.0% | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2025 | 1 | 4 | 5 | 20.0% | 0 | 3 | 3 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — |
| 23 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2023 | 1 | 4 | 5 | 20.0% | 2 | 2 | 4 | 50.0% | — | — | — | — |
| 24 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 0 | 3 | 3 | 0.0% | 0 | 3 | 3 | 0.0% | 0 | 1 | 1 | 0.0% |
| 26 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2026 | 2 | 3 | 5 | 40.0% | 0 | 1 | 1 | 0.0% | 0 | 1 | 1 | 0.0% |
| Career | — | 12 | 21 | 33 | 36.4% | 3 | 11 | 14 | 21.4% | 1 | 1 | 2 | 50.0% | — | 7 | 20 | 27 | 25.9% | 2 | 7 | 9 | 22.2% | 0 | 2 | 2 | 0.0% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 45/49 of Erika Andreeva's and 38/38 of Kayla Day's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.
| Age | Erika Andreeva | Kayla Day | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Sample | Aces/M | DFs/M | 1st Sv% | 1st Pts% | 2nd Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% | Yr | Sample | Aces/M | DFs/M | 1st Sv% | 1st Pts% | 2nd Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% | |
| 16 | — | —/— | — | — | — | — | — | — | — | — | — | 2016 | 3/3 | 1.0 | 3.7 | 59.0% | 55.2% | 30.3% | 50.6% | 66.7% | 44.4% | 38.1% |
| 17 | — | —/— | — | — | — | — | — | — | — | — | — | 2017 | 8/8 | 3.4 | 5.5 | 48.8% | 66.2% | 45.1% | 51.9% | 31.0% | 55.7% | 38.9% |
| 18 | 2022 | 4/4 | 1.0 | 2.5 | 58.5% | 62.8% | 53.0% | 30.4% | 38.9% | 58.8% | 36.5% | 2018 | 2/2 | 5.0 | 6.0 | 48.1% | 68.0% | 33.7% | 50.0% | 35.0% | 49.8% | 33.8% |
| 19 | 2023 | 12/12 | 1.3 | 2.6 | 65.3% | 62.3% | 46.4% | 51.6% | 50.4% | 56.7% | 42.3% | — | —/— | — | — | — | — | — | — | — | — | — |
| 20 | 2024 | 25/25 | 3.2 | 2.9 | 61.1% | 64.6% | 45.4% | 53.6% | 48.5% | 57.2% | 37.8% | — | —/— | — | — | — | — | — | — | — | — | — |
| 21 | 2025 | 4/8 | 1.0 | 2.8 | 52.1% | 55.4% | 37.7% | 38.8% | 37.2% | 47.5% | 34.3% | — | —/— | — | — | — | — | — | — | — | — | — |
| 22 | — | —/— | — | — | — | — | — | — | — | — | — | 2022 | 2/2 | 4.0 | 2.5 | 66.5% | 68.4% | 39.1% | 56.4% | 50.0% | 58.6% | 36.6% |
| 23 | — | —/— | — | — | — | — | — | — | — | — | — | 2023 | 9/9 | 2.2 | 3.0 | 58.1% | 62.9% | 43.8% | 57.4% | 39.7% | 55.0% | 39.3% |
| 24 | — | —/— | — | — | — | — | — | — | — | — | — | 2024 | 7/7 | 3.7 | 3.3 | 66.8% | 58.5% | 42.2% | 52.8% | 37.1% | 55.1% | 36.5% |
| 26 | — | —/— | — | — | — | — | — | — | — | — | — | 2026 | 7/7 | 4.0 | 3.4 | 65.3% | 59.9% | 47.4% | 52.6% | 46.8% | 55.8% | 40.7% |
| Career | — | 45/49 | 2.3 | 2.8 | 61.2% | 63.0% | 45.6% | 49.7% | 47.1% | 56.3% | 38.6% | — | 38/38 | 3.2 | 3.8 | 59.1% | 62.2% | 42.6% | 53.5% | 41.1% | 54.4% | 38.4% |
Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.
| Age | Erika Andreeva | Kayla Day | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | |
| 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2016 | 1540 | 107.8 | -2.89 | +0.53 | 0.685 | 42.0% | +14 | — | — | 0.0% | -4.75 | — | — | — | -0.17 |
| 17 | 2021 | 1489 | 98.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2017 | 1524 | 111.0 | 0.00 | -2.37 | 0.877 | 47.2% | +13 | — | — | 45.0% | -0.85 | 1–3 (25%) | — | — | -0.14 |
| 18 | 2022 | 1565 | 114.6 | -0.86 | -0.76 | 0.886 | 47.7% | — | +57 | — | 25.0% | -1.63 | — | 0–1 | — | -0.24 | 2018 | 1487 | 91.2 | -2.87 | -2.16 | 0.673 | 41.8% | — | — | — | 20.0% | -3.20 | 0–1 | — | — | +0.16 |
| 19 | 2023 | 1644 | 110.4 | +0.20 | -0.99 | 0.976 | 49.4% | +4 | -79 | — | 44.8% | -0.66 | 2–5 (29%) | 4–2 (67%) | 100.2 | +0.09 | 2019 | 1463 | 99.5 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2024 | 1682 | 129.4 | +0.42 | -2.66 | 0.884 | 47.9% | -3 | -33 | — | 42.4% | -0.83 | 2–7 (22%) | 5–4 (56%) | 96.1 | -0.15 | 2020 | 1450 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2025 | 1509 | 108.0 | -1.78 | -2.97 | 0.652 | 40.9% | +69 | -5 | — | 26.3% | -1.74 | 0–3 (0%) | 3–1 (75%) | 97.5 | +0.23 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2026 | 1516 | 99.2 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 1535 | 99.5 | -0.90 | -1.76 | 0.884 | 47.0% | — | — | — | 0.0% | -2.00 | — | 0–1 | — | +0.44 |
| 23 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2023 | 1565 | 118.9 | -0.78 | -1.35 | 0.874 | 47.7% | -48 | +5 | — | 31.6% | -0.84 | 1–0 | 0–1 | — | +0.61 |
| 24 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 1436 | 102.7 | -2.31 | -3.54 | 0.812 | 46.2% | -2 | +63 | — | 22.2% | -1.61 | 0–4 (0%) | 1–3 (25%) | 92.8 | +0.78 |
| 25 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2025 | 1474 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 26 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2026 | 1604 | 129.8 | -0.05 | +0.23 | 0.921 | 48.5% | -18 | — | — | 35.3% | -0.94 | 1–2 (33%) | 1–1 | — | -0.59 |
| Career | — | 1736 | 120.7 | +0.05 | -2.07 | 0.884 | 47.7% | +10 | -21 | — | 39.1% | -0.99 | 4–15 (21%) | 12–8 (60%) | 95.4 | -0.14 | — | 1637 | 116.0 | -1.05 | -1.59 | 0.842 | 46.7% | -9 | +30 | — | 29.9% | -1.39 | 3–10 (23%) | 2–6 (25%) | 91.1 | +2.87 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Mirra Andreeva | 1 | 1 | 2 | Apr 16, 2025 | H2H |
| Elina Avanesyan | 0 | 2 | 2 | Mar 19, 2025 | H2H |
| Jasmine Paolini | 0 | 2 | 2 | Oct 11, 2024 | H2H |
| Dayana Yastremska | 1 | 1 | 2 | Oct 9, 2024 | H2H |
| Danielle Collins | 1 | 1 | 2 | Aug 22, 2024 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Madison Keys | 1 | 2 | 3 | Jun 30, 2026 | H2H |
| Caroline Dolehide | 0 | 2 | 2 | Apr 3, 2024 | H2H |
| Marie Bouzkova | 0 | 2 | 2 | Oct 12, 2023 | H2H |
| Garbiñe Muguruza | 0 | 2 | 2 | Aug 4, 2017 | H2H |
| Shuai Zhang | 0 | 1 | 1 | Aug 15, 2026 | H2H |