Nicolas Kiefer defeated Daniel Vacek 6-4 6-3 in the 1999 Halle Open semifinal on grass courts.
Match Statistics
| Stat | Nicolas Kiefer | Daniel Vacek |
| Aces | 17 | 8 |
| Double faults | 0 | 12 |
| First serve % | 67 | 49 |
| First serve points won % | 82 | 78 |
| Second serve points won % | 58 | 33 |
| Break points saved % | 100 | 67 |
| Break points converted % | 33 | 0 |
| Service points won % | 74 | 55 |
| Return points won % | 45 | 26 |
| Total points won % | 57 | 43 |
Player Comparison
| Field | Nicolas Kiefer | Daniel Vacek |
| Country |
GER
|
CZE
|
| Birth date | Jul 5, 1977 | Apr 1, 1971 |
| Age | 21 | 28 |
| Height | 183 cm | 190 cm |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | Two-Handed Backhand | — |
| Ranking (entering) | 21 | 77 |
| Ranking points (entering) | 1,524 | 642 |
| Elo (entering) | 1,900 | 1,601 |
| Current career W-L | 347–255 | 171–220 |
| Current career earnings | $7,480,465 | $4,803,388 |
Path
Nicolas Kiefer's path
Nicolas Kiefer's next match