H2H data updated: 2026-10-17 00:00 UTC
Compare the head-to-head record, career totals, season-by-season performance, and match log for Elvina Kalieva vs Sofia Costoulas.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Elvina Kalieva | 3-6 6-3 6-4 | Sofia Costoulas | Match data | Aug 26, 2026 | Q2 | US Open | Grand Slam | Hard |
1 qualifying meeting 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Elvina Kalieva | #112 | #112 | 697 | 1,669 | 4 | 15 | 21.1% | 0 | 0 | 0 | 0 | 0 | 0 |
| Sofia Costoulas | #159 | #134 | 580 | 1,617 | 2 | 5 | 28.6% | 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 | Elvina Kalieva | Sofia Costoulas | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 18 | 2022 | 0–1 | 0.0% | #236 | 1,471 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 2023 | 0–3 | 0.0% | #198 | 1,470 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 2024 | 0–1 | 0.0% | #277 | 1,487 | 0 | 0 | — | — | — | — | — | — | — |
| 21 | — | — | — | — | — | — | — | 2026 | 2–5 | 28.6% | #159 | 1,516 | 0 | 0 |
| 22 | 2026 | 4–10 | 28.6% | #112 | 1,641 | 0 | 0 | — | — | — | — | — | — | — |
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 | Elvina Kalieva | Sofia Costoulas | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |
| 17 | 2021 | 1476 | 97.6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 18 | 2022 | 1471 | 106.7 | +1.60 | +4.43 | 0.992 | 49.8% | — | — | — | 33.3% | -1.00 | 0–1 | 0–1 | — | -0.08 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 19 | 2023 | 1471 | 101.1 | -3.24 | -2.54 | 0.495 | 36.1% | — | — | — | 0.0% | -4.33 | — | 0–1 | — | -0.10 | 2024 | 1481 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2024 | 1488 | 101.4 | +0.71 | -3.71 | 0.709 | 42.4% | — | — | — | 0.0% | -3.50 | — | — | — | -0.07 | 2025 | 1523 | 97.0 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2025 | 1516 | 104.8 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2026 | 1516 | 114.3 | -0.29 | -0.23 | 0.979 | 49.5% | +29 | — | — | 38.9% | -0.33 | 1–3 (25%) | 0–2 | — | +0.74 |
| 22 | 2026 | 1641 | 114.1 | -1.02 | -3.16 | 0.852 | 46.6% | -2 | -66 | — | 30.3% | -1.49 | 3–2 (60%) | 3–3 (50%) | 101.5 | -0.30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1669 | 109.9 | -1.14 | -2.69 | 0.785 | 44.9% | -2 | -66 | — | 25.0% | -1.94 | 3–3 (50%) | 3–5 (38%) | 99.8 | -2.89 | — | 1618 | 109.5 | -0.29 | -0.23 | 0.979 | 49.5% | +29 | — | — | 38.9% | -0.33 | 1–3 (25%) | 0–2 | — | +10.57 |
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 |
|---|---|---|---|---|---|
| Viktorija Golubic | 0 | 1 | 1 | Sep 30, 2026 | H2H |
| Katie Volynets | 0 | 1 | 1 | Sep 21, 2026 | H2H |
| Kayla Day | 0 | 1 | 1 | Sep 14, 2026 | H2H |
| Lanlana Tararudee | 0 | 1 | 1 | Aug 30, 2026 | H2H |
| Oleksandra Oliynykova | 0 | 1 | 1 | Aug 14, 2026 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Tatiana Prozorova | 0 | 1 | 1 | Sep 22, 2026 | H2H |
| Ayla Aksu | 0 | 1 | 1 | Jul 20, 2026 | H2H |
| Tereza Valentova | 0 | 1 | 1 | Jul 14, 2026 | H2H |
| Hanne Vandewinkel | 0 | 1 | 1 | Mar 31, 2026 | H2H |
| Iva Jovic | 0 | 1 | 1 | Jan 9, 2026 | H2H |