H2H data updated: 2026-09-14 00:00 UTC
Compare the head-to-head record, career totals, season-by-season performance, and match log for Katarzyna Piter vs Jessica Pieri.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Jessica Pieri | 6-4 6-0 | Katarzyna Piter | Match data | Jan 5, 2021 | Q1 | Abu Dhabi Open | WTA 500 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Katarzyna Piter | #1,075 | #95 | 648 | 1,574 | 8 | 20 | 28.6% | 0 | 0 | 0 | 0 | 0 | 0 |
| Jessica Pieri | #326 | #205 | 318 | 1,569 | 0 | 2 | 0.0% | 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 | Katarzyna Piter | Jessica Pieri | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | 2007 | 0–1 | 0.0% | #676 | 1,498 | 0 | 0 | — | — | — | — | — | — | — |
| 18 | 2009 | 0–1 | 0.0% | #334 | 1,491 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 2010 | 1–1 | 50.0% | #249 | 1,505 | 0 | 0 | — | — | — | — | — | — | — |
| 22 | 2013 | 3–2 | 60.0% | #119 | 1,548 | 0 | 0 | 2019 | 0–1 | 0.0% | #330 | 1,505 | 0 | 0 |
| 23 | 2014 | 4–12 | 25.0% | #163 | 1,472 | 0 | 0 | — | — | — | — | — | — | — |
| 24 | — | — | — | — | — | — | — | 2021 | 0–1 | 0.0% | #291 | 1,466 | 0 | 0 |
| 25 | 2016 | 0–1 | 0.0% | #243 | 1,466 | 0 | 0 | — | — | — | — | — | — | — |
| 27 | 2018 | 0–1 | 0.0% | #290 | 1,471 | 0 | 0 | — | — | — | — | — | — | — |
| 30 | 2021 | 0–1 | 0.0% | #518 | 1,421 | 0 | 0 | — | — | — | — | — | — | — |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 24/28 of Katarzyna Piter's and 2/2 of Jessica Pieri'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 | Katarzyna Piter | Jessica Pieri | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2007 | 1/1 | 0.0 | 5.0 | 71.7% | 55.8% | 41.2% | 33.3% | 50.0% | 51.7% | 34.4% | — | —/— | — | — | — | — | — | — | — | — | — |
| 18 | 2009 | 1/1 | 0.0 | 4.0 | 58.6% | 17.6% | 16.7% | 25.0% | 0.0% | 17.2% | 31.7% | — | —/— | — | — | — | — | — | — | — | — | — |
| 19 | 2010 | 2/2 | 2.0 | 6.0 | 56.8% | 58.7% | 25.9% | 25.0% | 73.5% | 44.4% | 36.2% | — | —/— | — | — | — | — | — | — | — | — | — |
| 22 | 2013 | 5/5 | 0.8 | 2.6 | 63.3% | 59.2% | 48.4% | 64.9% | 53.1% | 54.9% | 43.8% | 2019 | 1/1 | 0.0 | 0.0 | 73.4% | 51.1% | 47.1% | 50.0% | 33.3% | 50.0% | 33.3% |
| 23 | 2014 | 12/16 | 1.8 | 4.4 | 63.1% | 53.8% | 40.3% | 51.4% | 42.0% | 49.0% | 38.8% | — | —/— | — | — | — | — | — | — | — | — | — |
| 24 | — | —/— | — | — | — | — | — | — | — | — | — | 2021 | 1/1 | 0.0 | 2.0 | 66.0% | 54.3% | 16.7% | 53.8% | 28.6% | 41.5% | 35.7% |
| 25 | 2016 | 1/1 | 0.0 | 4.0 | 57.7% | 50.0% | 36.4% | 28.6% | 33.3% | 44.2% | 40.0% | — | —/— | — | — | — | — | — | — | — | — | — |
| 27 | 2018 | 1/1 | 1.0 | 2.0 | 57.8% | 57.7% | 47.4% | 0.0% | 25.0% | 53.3% | 27.5% | — | —/— | — | — | — | — | — | — | — | — | — |
| 30 | 2021 | 1/1 | 3.0 | 4.0 | 56.3% | 65.0% | 41.9% | 37.5% | 42.9% | 54.9% | 35.3% | — | —/— | — | — | — | — | — | — | — | — | — |
| Career | — | 24/28 | 1.4 | 4.0 | 62.0% | 54.4% | 40.1% | 46.5% | 44.5% | 48.9% | 38.6% | — | 2/2 | 0.0 | 1.0 | 69.7% | 52.7% | 31.9% | 51.9% | 31.0% | 45.8% | 34.5% |
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 | Katarzyna Piter | Jessica Pieri | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2007 | 1498 | 108.9 | +0.50 | +4.61 | 0.712 | 43.0% | — | — | — | 0.0% | -2.50 | — | — | — | -0.18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 18 | 2009 | 1492 | 93.6 | -2.41 | -1.70 | 0.383 | 25.7% | — | — | — | 0.0% | -6.00 | — | — | — | -0.06 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 19 | 2010 | 1506 | 101.0 | -1.13 | -0.93 | 0.651 | 40.4% | — | — | — | 40.0% | -1.60 | 1–0 | 1–0 | — | +0.16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2018 | 1489 | 91.1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2013 | 1548 | 110.2 | -0.66 | -1.69 | 0.971 | 49.7% | +15 | — | — | 53.8% | +0.08 | 2–1 (67%) | 1–1 | — | -0.22 | 2019 | 1505 | 102.4 | -3.13 | -3.45 | 0.667 | 42.6% | — | — | — | 0.0% | -3.50 | — | — | — | +0.03 |
| 23 | 2014 | 1473 | 94.4 | -4.47 | -3.09 | 0.761 | 44.1% | +3 | +81 | — | 28.9% | -1.76 | 3–3 (50%) | 1–3 (25%) | — | +0.10 | 2020 | 1526 | 94.2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 24 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2021 | 1466 | 98.3 | -4.08 | -2.79 | 0.611 | 38.9% | — | — | — | 0.0% | -4.00 | — | — | — | 0.00 |
| 25 | 2016 | 1467 | 92.6 | -2.75 | -6.59 | 0.717 | 41.9% | — | — | — | 0.0% | -3.50 | — | — | — | +0.11 | 2022 | 1456 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 26 | 2017 | 1449 | 88.2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 27 | 2018 | 1471 | 98.5 | -0.69 | -1.43 | 0.588 | 39.6% | — | — | — | 0.0% | -3.00 | — | — | — | -0.09 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 28 | 2019 | 1466 | 99.7 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2025 | 1502 | 96.8 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 29 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2026 | 1427 | 100.2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 30 | 2021 | 1421 | 87.4 | +0.59 | +3.47 | 0.783 | 44.2% | — | — | — | 33.3% | -1.67 | 0–1 | — | — | -0.20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 31 | 2022 | 1415 | 97.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 35 | 2026 | 1403 | 97.4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1575 | 92.7 | -2.67 | -2.04 | 0.754 | 43.9% | +8 | +81 | — | 31.3% | -1.62 | 6–5 (55%) | 3–4 (43%) | 102.2 | -1.36 | — | 1570 | 94.4 | -3.61 | -3.12 | 0.636 | 40.8% | — | — | — | 0.0% | -3.75 | — | — | — | +1.50 |
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 |
|---|---|---|---|---|---|
| Annika Beck | 0 | 2 | 2 | Jul 17, 2014 | H2H |
| Petra Kvitova | 0 | 1 | 1 | Jun 23, 2021 | H2H |
| Zarina Diyas | 0 | 1 | 1 | May 23, 2018 | H2H |
| Anna Karolina Schmiedlova | 0 | 1 | 1 | Sep 22, 2016 | H2H |
| Misaki Doi | 0 | 1 | 1 | Sep 18, 2014 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Shuai Zhang | 0 | 1 | 1 | Oct 28, 2021 | H2H |
| Aleksandra Krunic | 0 | 1 | 1 | Jul 25, 2019 | H2H |