H2H data updated: 2026-09-13 00:00 UTC
Lucia Bronzetti holds a 1–0 lead over Lulu Sun in their WTA head-to-head. Across 1 main-draw meeting, Lucia Bronzetti leads 1–0 on hard courts. Most recently, Lucia Bronzetti won the 2024 US Open first round 6-3 RET.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Lucia Bronzetti | 6-3 (ret.) | Lulu Sun | Match data | Aug 28, 2024* | R128 | US Open | Grand Slam | Hard |
| Lulu Sun | 7-6(4) 6-3 | Lucia Bronzetti | Match data | Aug 12, 2024 | Q2 | Cincinnati Open | WTA 1000 | Hard |
1 qualifying meeting shown in the table; qualifying is excluded from the H2H score. Estimated match date where the exact historical date is unavailable. 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lucia Bronzetti | #135 | #46 | 1,256 | 1,741 | 70 | 92 | 43.2% | 0 | 0 | 0 | 0 | 1 | 1 |
| Lulu Sun | #128 | #39 | 1,379 | 1,812 | 26 | 38 | 40.6% | 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 | Lucia Bronzetti | Lulu Sun | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 21 | — | — | — | — | — | — | — | 2022 | 2–3 | 40.0% | #297 | 1,532 | 0 | 0 |
| 22 | 2021 | 6–4 | 60.0% | #148 | 1,546 | 0 | 0 | — | — | — | — | — | — | — |
| 23 | 2022 | 13–15 | 46.4% | #54 | 1,636 | 0 | 0 | 2024 | 11–9 | 55.0% | #40 | 1,724 | 0 | 0 |
| 24 | 2023 | 18–20 | 47.4% | #62 | 1,687 | 0 | 1 | 2025 | 13–21 | 38.2% | #90 | 1,797 | 0 | 0 |
| 25 | 2024 | 19–27 | 41.3% | #73 | 1,703 | 0 | 1 | 2026 | 0–5 | 0.0% | #128 | 1,626 | 0 | 0 |
| 26 | 2025 | 14–23 | 37.8% | #108 | 1,599 | 0 | 1 | — | — | — | — | — | — | — |
| 27 | 2026 | 0–3 | 0.0% | #135 | 1,653 | 0 | 1 | — | — | — | — | — | — | — |
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 | Lucia Bronzetti | Lulu Sun | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 % | |||
| 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 2 | 2 | 4 | 50.0% | 0 | 1 | 1 | 0.0% | — | — | — | — |
| 22 | 2021 | 2 | 2 | 4 | 50.0% | 4 | 2 | 6 | 66.7% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2022 | 5 | 7 | 12 | 41.7% | 7 | 6 | 13 | 53.8% | 1 | 2 | 3 | 33.3% | 2024 | 7 | 7 | 14 | 50.0% | 0 | 1 | 1 | 0.0% | 4 | 1 | 5 | 80.0% |
| 24 | 2023 | 9 | 13 | 22 | 40.9% | 5 | 5 | 10 | 50.0% | 4 | 2 | 6 | 66.7% | 2025 | 10 | 14 | 24 | 41.7% | 2 | 4 | 6 | 33.3% | 1 | 3 | 4 | 25.0% |
| 25 | 2024 | 14 | 18 | 32 | 43.8% | 4 | 6 | 10 | 40.0% | 1 | 3 | 4 | 25.0% | 2026 | 0 | 4 | 4 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — |
| 26 | 2025 | 11 | 14 | 25 | 44.0% | 2 | 7 | 9 | 22.2% | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 27 | 2026 | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 41 | 55 | 96 | 42.7% | 22 | 28 | 50 | 44.0% | 7 | 9 | 16 | 43.8% | — | 19 | 27 | 46 | 41.3% | 2 | 7 | 9 | 22.2% | 5 | 4 | 9 | 55.6% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 149/163 of Lucia Bronzetti's and 55/64 of Lulu Sun'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 | Lucia Bronzetti | Lulu Sun | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% | |
| 21 | — | —/— | — | — | — | — | — | — | — | — | — | 2022 | 5/5 | 1.6 | 4.0 | 59.6% | 58.4% | 39.9% | 43.9% | 41.5% | 51.2% | 43.8% |
| 22 | 2021 | 10/10 | 2.9 | 2.4 | 54.3% | 66.6% | 46.1% | 38.5% | 56.0% | 56.8% | 50.1% | — | —/— | — | — | — | — | — | — | — | — | — |
| 23 | 2022 | 27/28 | 2.1 | 2.4 | 61.1% | 61.0% | 45.8% | 50.1% | 52.0% | 55.0% | 41.6% | 2024 | 19/20 | 5.9 | 3.5 | 57.7% | 72.4% | 52.1% | 60.6% | 27.3% | 63.7% | 36.2% |
| 24 | 2023 | 37/38 | 1.7 | 2.1 | 61.9% | 62.5% | 47.2% | 56.3% | 49.8% | 56.8% | 45.0% | 2025 | 27/34 | 4.7 | 3.1 | 55.8% | 68.7% | 48.3% | 57.8% | 41.0% | 59.5% | 39.0% |
| 25 | 2024 | 45/46 | 1.8 | 2.7 | 61.2% | 63.4% | 45.8% | 51.1% | 45.3% | 56.1% | 43.1% | 2026 | 4/5 | 2.3 | 2.5 | 57.6% | 69.1% | 47.5% | 64.7% | 30.0% | 59.3% | 32.8% |
| 26 | 2025 | 27/38 | 2.2 | 3.0 | 58.1% | 59.4% | 44.1% | 50.8% | 44.0% | 52.7% | 38.7% | — | —/— | — | — | — | — | — | — | — | — | — |
| 27 | 2026 | 3/3 | 2.0 | 2.7 | 61.9% | 59.0% | 39.5% | 26.2% | 35.6% | 51.8% | 39.6% | — | —/— | — | — | — | — | — | — | — | — | — |
| Career | — | 149/163 | 2.0 | 2.5 | 60.3% | 62.1% | 45.7% | 50.8% | 47.9% | 55.4% | 42.9% | — | 55/64 | 4.7 | 3.3 | 56.9% | 69.1% | 48.8% | 58.0% | 35.5% | 60.2% | 38.0% |
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 | Lucia Bronzetti | Lulu Sun | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2018 | 1479 | 97.0 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2021 | 1486 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 1533 | 104.2 | -1.71 | +0.26 | 0.897 | 47.6% | +31 | — | — | 40.0% | -1.00 | — | 2–1 (67%) | — | +0.37 |
| 22 | 2021 | 1546 | 117.0 | +0.12 | +1.98 | 1.159 | 53.0% | -21 | +51 | — | 59.1% | +0.96 | 1–1 | — | — | +0.16 | 2023 | 1536 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2022 | 1637 | 122.1 | -1.21 | -1.33 | 0.923 | 48.2% | +22 | -37 | -33 | 41.7% | -0.48 | 7–3 (70%) | 2–4 (33%) | 103.6 | -0.13 | 2024 | 1725 | 127.2 | +4.52 | -4.14 | 0.997 | 49.7% | -9 | — | +60 | 50.0% | -0.17 | 5–1 (83%) | 6–2 (75%) | 107.8 | +1.05 |
| 24 | 2023 | 1688 | 125.3 | +0.19 | +0.90 | 1.042 | 50.7% | -42 | -16 | -58 | 49.4% | -0.12 | 3–8 (27%) | 5–4 (56%) | 96.3 | +0.48 | 2025 | 1797 | 134.7 | +1.69 | -2.38 | 0.964 | 48.9% | +33 | -346 | -106 | 38.2% | -0.62 | 5–3 (63%) | 4–5 (44%) | 101.2 | -0.45 |
| 25 | 2024 | 1704 | 135.5 | -0.46 | +0.22 | 0.982 | 49.5% | -32 | -4 | -63 | 43.6% | -0.36 | 3–8 (27%) | 4–6 (40%) | 95.2 | -1.91 | 2026 | 1626 | 108.0 | +0.31 | -3.47 | 0.805 | 45.3% | +130 | — | — | 9.1% | -2.36 | 0–1 | 0–2 | — | -0.16 |
| 26 | 2025 | 1600 | 126.4 | -2.38 | -3.43 | 0.818 | 45.9% | -3 | +22 | -42 | 39.3% | -0.98 | 5–5 (50%) | 5–5 (50%) | 99.1 | -0.63 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 27 | 2026 | 1653 | 105.5 | -0.27 | -0.97 | 0.823 | 44.8% | — | — | — | 25.0% | -1.63 | 0–2 | — | — | -0.36 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1742 | 129.4 | -0.74 | -0.46 | 0.962 | 49.1% | -19 | -4 | -52 | 44.2% | -0.42 | 19–27 (41%) | 16–19 (46%) | 95.7 | -1.49 | — | 1813 | 126.4 | +2.26 | -2.83 | 0.955 | 48.8% | +28 | -346 | -14 | 39.6% | -0.65 | 10–5 (67%) | 12–10 (55%) | 105.6 | +1.27 |
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 |
|---|---|---|---|---|---|
| Anastasia Potapova | 0 | 6 | 6 | Feb 3, 2026 | H2H |
| Jaqueline Cristian | 1 | 3 | 4 | Jan 16, 2025 | H2H |
| Naomi Osaka | 1 | 2 | 3 | Apr 22, 2025 | H2H |
| Aryna Sabalenka | 0 | 3 | 3 | Mar 10, 2025 | H2H |
| Magdalena Frech | 3 | 0 | 3 | Mar 8, 2025 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Linda Noskova | 2 | 2 | 4 | Aug 20, 2025 | H2H |
| Ekaterina Alexandrova | 1 | 2 | 3 | Aug 9, 2025 | H2H |
| Sofia Kenin | 0 | 2 | 2 | Apr 25, 2025 | H2H |
| Varvara Gracheva | 1 | 1 | 2 | Apr 22, 2025 | H2H |
| Qinwen Zheng | 1 | 1 | 2 | Mar 10, 2025 | H2H |