Site data updated: 2026-05-28 18:14 UTC
John Isner def. Hyeon Chung
6-1 6-4
Match Information
| Date | Mar 30, 2018* |
|---|---|
| Tournament | Miami Masters |
| Category | Masters 1000 |
| Surface | Hard |
| Round | QF |
| Winner | John Isner |
| Score | 6-1 6-4 |
| Loser | Hyeon Chung |
| Duration | 1h 8m |
| Stat | John Isner | Hyeon Chung |
|---|---|---|
| Aces | 13 | 3 |
| Double faults | 0 | 4 |
| First serve % | 71 | 63 |
| First serve points won % | 97 | 66 |
| Second serve points won % | 46 | 41 |
| Break points saved % | 100 | 57 |
| Break points converted % | 43 | 0 |
| Service points won % | 82 | 57 |
| Return points won % | 43 | 18 |
| Total points won % | 60 | 40 |
Pre-match Comparison
| Field | John Isner | Hyeon Chung |
|---|---|---|
| Country | USA | KOR |
| Birth date | Apr 26, 1985 | — |
| Age | 32 | — |
| Height | 208 | 188 |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | Two-Handed Backhand | — |
| Ranking (entering) | 17 | 23 |
| Ranking points (entering) | 2,170 | 1,727 |
| Elo (entering) | 1,903 | 2,022 |
| Career W-L | 467–293 | 71–67 |
| Career earnings | $22,433,361 | $3,789,935 |
Path
John Isner's path
| Date | Round | Opponent | Score | W/L | H2H | Match data |
|---|---|---|---|---|---|---|
| Mar 28, 2018 | R16 | Marin Cilic | 7-6(0) 6-3 | W | H2H | Match data |
| Mar 26, 2018 | R32 | Mikhail Youzhny | 6-4 6-3 | W | H2H | Match data |
| Mar 24, 2018 | R64 | Jiri Vesely | 7-6(3) 1-6 6-3 | W | H2H | Match data |
John Isner's next match
| Date | Round | Opponent | Score | W/L | H2H | Match data |
|---|---|---|---|---|---|---|
| Mar 31, 2018 | SF | Juan Martin del Potro | 6-1 7-6(2) | W | H2H | Match data |
Hyeon Chung's path
| Date | Round | Opponent | Score | W/L | H2H | Match data |
|---|---|---|---|---|---|---|
| Mar 28, 2018 | R16 | Joao Sousa | 6-4 6-3 | W | H2H | Match data |
| Mar 26, 2018 | R32 | Michael Mmoh | 6-1 6-1 | W | H2H | Match data |
| Mar 24, 2018 | R64 | Matthew Ebden | 6-3 7-5 | W | H2H | Match data |