H2H data updated: 2026-09-02 00:00 UTC
Compare the head-to-head record, career totals, season-by-season performance, and match log for Steven Diez vs Adrian Ungur.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Adrian Ungur | 6-0 4-6 7-6(3) | Steven Diez | Match data | Feb 24, 2014 | Q1 | Dubai Tennis Championships | ATP 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Steven Diez | #940 | #134 | 418 | 1,591 | 2 | 8 | 20.0% | 0 | 0 | 0 | 0 | 0 | 0 |
| Adrian Ungur | #1,698 | #79 | 625 | 1,629 | 6 | 28 | 17.6% | 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 | Steven Diez | Adrian Ungur | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 23 | 2014 | 0–1 | 0.0% | #384 | 1,397 | 0 | 0 | — | — | — | — | — | — | — |
| 25 | 2016 | 1–3 | 25.0% | #166 | 1,504 | 0 | 0 | 2010 | 1–1 | 50.0% | #185 | 1,449 | 0 | 0 |
| 26 | 2017 | 0–1 | 0.0% | #306 | 1,466 | 0 | 0 | 2011 | 2–3 | 40.0% | #114 | 1,550 | 0 | 0 |
| 27 | — | — | — | — | — | — | — | 2012 | 1–12 | 7.7% | #99 | 1,510 | 0 | 0 |
| 28 | 2019 | 1–1 | 50.0% | #136 | 1,554 | 0 | 0 | 2013 | 0–7 | 0.0% | #119 | 1,482 | 0 | 0 |
| 29 | 2020 | 0–1 | 0.0% | #179 | 1,566 | 0 | 0 | 2014 | 1–2 | 33.3% | #157 | 1,565 | 0 | 0 |
| 31 | 2022 | 0–1 | 0.0% | #272 | 1,484 | 0 | 0 | 2016 | 1–3 | 25.0% | #311 | 1,594 | 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 | Steven Diez | Adrian Ungur | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 % | |||
| 23 | 2014 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2016 | 1 | 1 | 2 | 50.0% | 0 | 2 | 2 | 0.0% | — | — | — | — | 2010 | — | — | — | — | 1 | 1 | 2 | 50.0% | — | — | — | — |
| 26 | 2017 | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | 2011 | — | — | — | — | 2 | 3 | 5 | 40.0% | — | — | — | — |
| 27 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2012 | 0 | 1 | 1 | 0.0% | 1 | 8 | 9 | 11.1% | 0 | 3 | 3 | 0.0% |
| 28 | 2019 | — | — | — | — | 1 | 1 | 2 | 50.0% | — | — | — | — | 2013 | 0 | 3 | 3 | 0.0% | 0 | 3 | 3 | 0.0% | 0 | 1 | 1 | 0.0% |
| 29 | 2020 | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | 2014 | 0 | 1 | 1 | 0.0% | 1 | 1 | 2 | 50.0% | — | — | — | — |
| 31 | 2022 | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | 2016 | — | — | — | — | 1 | 3 | 4 | 25.0% | — | — | — | — |
| Career | — | 1 | 2 | 3 | 33.3% | 1 | 6 | 7 | 14.3% | — | — | — | — | — | 0 | 5 | 5 | 0.0% | 6 | 19 | 25 | 24.0% | 0 | 4 | 4 | 0.0% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 10/10 of Steven Diez's and 33/34 of Adrian Ungur'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 | Steven Diez | Adrian Ungur | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% | |
| 23 | 2014 | 1/1 | 1.0 | 7.0 | 48.1% | 57.7% | 32.1% | 54.5% | 0.0% | 44.4% | 29.5% | — | —/— | — | — | — | — | — | — | — | — | — |
| 25 | 2016 | 4/4 | 2.8 | 3.8 | 62.1% | 62.3% | 44.9% | 47.0% | 43.3% | 55.6% | 36.7% | 2010 | 2/2 | 1.0 | 3.0 | 64.7% | 55.0% | 51.7% | 57.2% | 45.8% | 54.0% | 33.9% |
| 26 | 2017 | 1/1 | 1.0 | 4.0 | 56.7% | 58.8% | 46.2% | 50.0% | 66.7% | 53.3% | 35.2% | 2011 | 5/5 | 2.2 | 3.0 | 61.2% | 59.6% | 51.0% | 57.3% | 35.6% | 55.8% | 39.9% |
| 27 | — | —/— | — | — | — | — | — | — | — | — | — | 2012 | 12/13 | 3.1 | 4.8 | 59.1% | 66.3% | 44.7% | 56.0% | 28.8% | 57.2% | 31.1% |
| 28 | 2019 | 2/2 | 1.5 | 1.0 | 66.7% | 62.4% | 70.6% | 67.5% | 26.7% | 65.1% | 44.1% | 2013 | 7/7 | 2.1 | 4.6 | 58.0% | 64.5% | 39.9% | 46.0% | 41.7% | 53.9% | 25.8% |
| 29 | 2020 | 1/1 | 2.0 | 5.0 | 68.3% | 66.3% | 27.5% | 30.0% | 50.0% | 54.0% | 35.4% | 2014 | 3/3 | 1.3 | 3.3 | 62.7% | 61.3% | 46.6% | 49.6% | 30.4% | 56.0% | 37.1% |
| 31 | 2022 | 1/1 | 0.0 | 1.0 | 67.7% | 54.8% | 55.0% | 66.7% | 0.0% | 54.8% | 20.4% | 2016 | 4/4 | 1.0 | 3.3 | 58.1% | 61.4% | 47.2% | 60.2% | 52.3% | 54.5% | 40.0% |
| Career | — | 10/10 | 1.8 | 3.4 | 62.2% | 61.1% | 48.2% | 52.4% | 34.3% | 55.9% | 35.6% | — | 33/34 | 2.2 | 4.0 | 59.7% | 63.2% | 45.6% | 54.1% | 36.6% | 55.7% | 33.1% |
Seasons are aligned by the age each player spent most of that calendar year. Metrics are precomputed from eligible main-draw results; point-stat values use the available detailed sample. 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 | Steven Diez | Adrian Ungur | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2008 | 1487 | 98.6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 19 | 2010 | 1477 | 103.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2011 | 1464 | 93.6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2012 | 1450 | 95.9 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2006 | 1486 | 98.4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2013 | 1423 | 90.7 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2007 | 1490 | 100.6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2014 | 1397 | 92.2 | -3.17 | -0.46 | 0.532 | 37.8% | — | — | — | 0.0% | -4.50 | — | — | — | +0.04 | 2008 | 1443 | 95.6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 24 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2009 | 1424 | 100.7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2016 | 1505 | 118.7 | -2.88 | -0.89 | 0.827 | 46.2% | — | — | — | 30.0% | -1.40 | 1–1 | 0–1 | — | +0.40 | 2010 | 1449 | 105.3 | +0.33 | -1.36 | 0.737 | 44.4% | — | — | — | 40.0% | -1.20 | 1–0 | 1–0 | — | +0.06 |
| 26 | 2017 | 1466 | 101.2 | -1.42 | -1.50 | 0.754 | 44.7% | — | — | — | 0.0% | -2.50 | — | — | — | -0.05 | 2011 | 1551 | 124.0 | -0.32 | +0.72 | 0.904 | 47.7% | — | +108 | — | 41.7% | -0.67 | 1–1 | 0–2 | — | +0.08 |
| 27 | 2018 | 1452 | 97.8 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2012 | 1510 | 119.3 | -3.79 | -2.39 | 0.726 | 44.7% | — | +92 | -13 | 17.6% | -1.88 | 0–2 | 2–5 (29%) | — | -0.38 |
| 28 | 2019 | 1554 | 116.7 | -2.41 | +1.98 | 1.263 | 53.0% | — | — | — | 33.3% | -0.33 | 0–1 | 0–1 | — | -0.09 | 2013 | 1482 | 109.8 | -3.36 | -5.97 | 0.561 | 40.6% | -96 | +93 | — | 11.8% | -3.00 | 0–1 | 1–0 | — | -0.12 |
| 29 | 2020 | 1566 | 108.3 | -0.71 | -1.67 | 0.769 | 45.2% | — | — | — | 25.0% | -1.50 | — | — | — | +0.14 | 2014 | 1566 | 111.3 | -1.88 | +1.24 | 0.843 | 46.4% | — | — | — | 37.5% | -1.00 | 1–1 | — | — | -0.20 |
| 30 | 2021 | 1515 | 105.5 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2015 | 1547 | 108.6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 31 | 2022 | 1484 | 98.9 | -3.27 | -2.64 | 0.452 | 39.6% | — | — | — | 0.0% | -3.50 | — | — | — | -0.01 | 2016 | 1594 | 113.7 | -2.05 | +0.35 | 0.880 | 47.5% | — | +62 | — | 30.0% | -1.20 | 0–1 | 0–1 | — | -0.13 |
| 32 | 2023 | 1469 | 97.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1591 | 105.2 | -2.49 | -0.59 | 0.806 | 45.8% | — | — | — | 21.7% | -1.83 | 1–2 (33%) | 0–2 | — | +4.30 | — | 1630 | 115.9 | -2.54 | -1.95 | 0.747 | 44.7% | -96 | +90 | -13 | 24.4% | -1.73 | 3–6 (33%) | 4–8 (33%) | 96.0 | -2.03 |
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 |
|---|---|---|---|---|---|
| Bernard Tomic | 1 | 1 | 2 | May 23, 2019 | H2H |
| Jordan Thompson | 0 | 1 | 1 | Apr 7, 2022 | H2H |
| Mackenzie McDonald | 0 | 1 | 1 | Sep 29, 2020 | H2H |
| Jo-Wilfried Tsonga | 0 | 1 | 1 | May 24, 2019 | H2H |
| Nicolas Almagro | 0 | 1 | 1 | Apr 26, 2017 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Horacio Zeballos | 0 | 2 | 2 | Apr 12, 2012 | H2H |
| Igor Sijsling | 0 | 1 | 1 | May 24, 2016 | H2H |
| Grigor Dimitrov | 0 | 1 | 1 | Apr 29, 2016 | H2H |
| Filip Krajinovic | 1 | 0 | 1 | Apr 28, 2016 | H2H |
| Guido Pella | 0 | 1 | 1 | Apr 21, 2016 | H2H |