H2H data updated: 2026-10-08 00:00 UTC
Juncheng Shang holds a 1–0 lead over Sebastian Baez in their ATP head-to-head. Across 1 main-draw meeting, Juncheng Shang leads 1–0 on hard courts. Most recently, Juncheng Shang won the 2026 China Open first round 5-7 6-3 7-5.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Juncheng Shang | 5-7 6-3 7-5 | Sebastian Baez | Match data | Oct 1, 2026 | R32 | China Open | ATP 500 | Hard |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sebastian Baez | #53 | #18 | 2,250 | 1,898 | 124 | 128 | 49.2% | 0 | 0 | 0 | 2 | 5 | 7 |
| Juncheng Shang | #214 | #47 | 1,115 | 1,911 | 41 | 48 | 46.1% | 0 | 0 | 0 | 0 | 1 | 1 |
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 | Sebastian Baez | Juncheng Shang | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 17 | — | — | — | — | — | — | — | 2022 | 0–3 | 0.0% | #192 | 1,505 | 0 | 0 |
| 18 | — | — | — | — | — | — | — | 2023 | 4–8 | 33.3% | #183 | 1,615 | 0 | 0 |
| 19 | — | — | — | — | — | — | — | 2024 | 25–19 | 56.8% | #50 | 1,842 | 0 | 1 |
| 20 | 2021 | 1–2 | 33.3% | #99 | 1,559 | 0 | 0 | 2025 | 6–8 | 42.9% | #253 | 1,764 | 0 | 1 |
| 21 | 2022 | 25–27 | 48.1% | #43 | 1,751 | 0 | 1 | 2026 | 6–10 | 37.5% | #214 | 1,711 | 0 | 1 |
| 22 | 2023 | 30–26 | 53.6% | #28 | 1,796 | 0 | 4 | — | — | — | — | — | — | — |
| 23 | 2024 | 30–26 | 53.6% | #27 | 1,719 | 0 | 6 | — | — | — | — | — | — | — |
| 24 | 2025 | 17–24 | 41.5% | #45 | 1,622 | 0 | 7 | — | — | — | — | — | — | — |
| 25 | 2026 | 21–23 | 47.7% | #53 | 1,665 | 0 | 7 | — | — | — | — | — | — | — |
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 | Sebastian Baez | Juncheng Shang | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 % | |||
| 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 0 | 2 | 2 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — |
| 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2023 | 4 | 7 | 11 | 36.4% | 0 | 1 | 1 | 0.0% | — | — | — | — |
| 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 21 | 14 | 35 | 60.0% | 1 | 3 | 4 | 25.0% | 3 | 2 | 5 | 60.0% |
| 20 | 2021 | — | — | — | — | 1 | 2 | 3 | 33.3% | — | — | — | — | 2025 | 6 | 8 | 14 | 42.9% | — | — | — | — | — | — | — | — |
| 21 | 2022 | 3 | 13 | 16 | 18.8% | 20 | 12 | 32 | 62.5% | 2 | 2 | 4 | 50.0% | 2026 | 6 | 10 | 16 | 37.5% | — | — | — | — | — | — | — | — |
| 22 | 2023 | 10 | 12 | 22 | 45.5% | 19 | 12 | 31 | 61.3% | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2024 | 5 | 12 | 17 | 29.4% | 25 | 11 | 36 | 69.4% | 0 | 3 | 3 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 24 | 2025 | 3 | 12 | 15 | 20.0% | 14 | 11 | 25 | 56.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2026 | 10 | 10 | 20 | 50.0% | 11 | 12 | 23 | 47.8% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 31 | 59 | 90 | 34.4% | 90 | 60 | 150 | 60.0% | 3 | 9 | 12 | 25.0% | — | 37 | 41 | 78 | 47.4% | 1 | 5 | 6 | 16.7% | 3 | 2 | 5 | 60.0% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 248/254 of Sebastian Baez's and 88/89 of Juncheng Shang'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 | Sebastian Baez | Juncheng Shang | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% | |
| 17 | — | —/— | — | — | — | — | — | — | — | — | — | 2022 | 3/3 | 1.7 | 3.7 | 67.7% | 61.9% | 42.9% | 57.9% | 30.0% | 55.8% | 34.7% |
| 18 | — | —/— | — | — | — | — | — | — | — | — | — | 2023 | 12/12 | 3.1 | 2.4 | 64.2% | 66.6% | 54.8% | 62.9% | 42.8% | 62.2% | 34.8% |
| 19 | — | —/— | — | — | — | — | — | — | — | — | — | 2024 | 43/44 | 4.6 | 2.5 | 60.6% | 70.6% | 54.1% | 61.1% | 33.7% | 64.3% | 36.3% |
| 20 | 2021 | 2/3 | 0.5 | 1.0 | 75.0% | 61.7% | 50.0% | 70.8% | 54.2% | 59.1% | 45.7% | 2025 | 14/14 | 5.3 | 2.2 | 66.5% | 74.2% | 51.6% | 40.9% | 42.1% | 66.4% | 34.9% |
| 21 | 2022 | 52/52 | 1.7 | 2.0 | 71.9% | 63.8% | 52.2% | 56.2% | 38.8% | 60.6% | 38.5% | 2026 | 16/16 | 4.4 | 2.6 | 61.4% | 67.3% | 53.5% | 59.6% | 28.3% | 62.1% | 31.3% |
| 22 | 2023 | 56/56 | 2.1 | 1.6 | 71.9% | 65.8% | 53.5% | 57.2% | 43.0% | 62.4% | 39.3% | — | —/— | — | — | — | — | — | — | — | — | — |
| 23 | 2024 | 53/56 | 2.2 | 2.0 | 72.0% | 63.6% | 50.9% | 54.4% | 43.2% | 60.1% | 39.4% | — | —/— | — | — | — | — | — | — | — | — | — |
| 24 | 2025 | 41/41 | 1.7 | 1.9 | 72.0% | 62.6% | 47.8% | 53.7% | 41.7% | 58.3% | 39.5% | — | —/— | — | — | — | — | — | — | — | — | — |
| 25 | 2026 | 44/46 | 1.8 | 1.9 | 70.6% | 63.4% | 50.4% | 60.7% | 43.3% | 59.7% | 37.8% | — | —/— | — | — | — | — | — | — | — | — | — |
| Career | — | 248/254 | 1.9 | 1.9 | 71.7% | 63.9% | 51.2% | 56.5% | 42.1% | 60.3% | 38.9% | — | 88/89 | 4.4 | 2.5 | 62.4% | 69.7% | 53.3% | 57.7% | 35.2% | 63.7% | 34.9% |
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 | Sebastian Baez | Juncheng Shang | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2021 | 1486 | 98.4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 1506 | 103.3 | -1.53 | -2.61 | 0.784 | 44.7% | — | — | — | 14.3% | -1.86 | 0–1 | 1–0 | — | +0.16 |
| 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2023 | 1616 | 128.1 | -1.70 | -0.52 | 0.920 | 48.6% | +20 | — | — | 42.9% | -0.43 | 1–5 (17%) | 1–3 (25%) | 94.6 | -0.07 |
| 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 1843 | 142.5 | +0.35 | +0.35 | 1.016 | 50.2% | -4 | -288 | -137 | 58.6% | +0.18 | 9–8 (53%) | 16–8 (67%) | 103.9 | -1.03 |
| 20 | 2021 | 1559 | 115.7 | +0.21 | -0.95 | 1.118 | 52.6% | — | +51 | — | 50.0% | +0.50 | — | — | — | +0.21 | 2025 | 1764 | 128.1 | +0.95 | -0.70 | 1.038 | 49.9% | 0 | — | — | 47.1% | +0.18 | 3–3 (50%) | 3–6 (33%) | 96.3 | +0.53 |
| 21 | 2022 | 1751 | 144.0 | -2.16 | +2.01 | 0.976 | 49.3% | -191 | +146 | -126 | 48.8% | -0.07 | 11–8 (58%) | 5–11 (31%) | 99.7 | -1.51 | 2026 | 1711 | 133.4 | -0.93 | -2.82 | 0.825 | 47.1% | -16 | — | — | 40.5% | -0.57 | 2–3 (40%) | 2–5 (29%) | 94.9 | -0.55 |
| 22 | 2023 | 1796 | 146.4 | -1.09 | +2.60 | 1.046 | 50.6% | -125 | +102 | -217 | 52.3% | +0.16 | 9–8 (53%) | 7–13 (35%) | 98.2 | +1.76 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2024 | 1719 | 142.5 | -2.99 | +2.61 | 0.986 | 49.9% | -81 | +207 | -187 | 51.8% | +0.06 | 11–10 (52%) | 8–7 (53%) | 98.2 | +3.34 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 24 | 2025 | 1623 | 133.0 | -4.38 | +2.09 | 0.946 | 49.0% | -63 | +138 | — | 43.9% | -0.35 | 8–11 (42%) | 5–1 (83%) | 96.2 | +2.84 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2026 | 1665 | 138.9 | -3.91 | +1.45 | 0.936 | 48.9% | -19 | +67 | — | 48.0% | -0.36 | 7–4 (64%) | 6–4 (60%) | 106.6 | -0.25 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1898 | 144.7 | -2.75 | +2.16 | 0.982 | 49.6% | -95 | +136 | -172 | 49.3% | -0.08 | 46–41 (53%) | 31–36 (46%) | 98.1 | +2.55 | — | 1911 | 138.2 | -0.13 | -0.61 | 0.960 | 49.2% | -2 | -288 | -137 | 49.8% | -0.11 | 15–20 (43%) | 23–22 (51%) | 94.4 | -1.09 |
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 |
|---|---|---|---|---|---|
| Luciano Darderi | 4 | 5 | 9 | Feb 28, 2026 | H2H |
| Holger Rune | 2 | 4 | 6 | Oct 4, 2025 | H2H |
| Camilo Ugo Carabelli | 4 | 1 | 5 | Feb 13, 2026 | H2H |
| Taylor Fritz | 0 | 5 | 5 | Apr 29, 2024 | H2H |
| Miomir Kecmanovic | 1 | 3 | 4 | Jul 21, 2026 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Kei Nishikori | 1 | 3 | 4 | Jul 27, 2026 | H2H |
| Alexander Bublik | 2 | 2 | 4 | Jan 10, 2026 | H2H |
| Lorenzo Sonego | 1 | 2 | 3 | Aug 14, 2026 | H2H |
| Alejandro Davidovich Fokina | 0 | 3 | 3 | Jan 14, 2025 | H2H |
| Ben Shelton | 3 | 0 | 3 | Jul 26, 2024 | H2H |