# 1998 Advanta Championships – Singles

Pete Sampras was the defending champion.
Sampras successfully defended his title, beating Thomas Enqvist 7–5, 7–6$^{(7–3)}$ in the final.

## Seeds

* Pete Sampras (champion)
* Marcelo Ríos (withdrew)
* Thomas Enqvist (final)
* Julián Alonso (first round)
* Jim Courier (second round)
* Tommy Haas (semifinals)
* Richard Fromberg (first round)
* Sjeng Schalken (quarterfinals)
* Byron Black (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Pete Sampras | 6 | 6 | | | | | |
| 6 | Tommy Haas | 4 | 4 | | | | | |
| 6 | Tommy Haas | 4 | 4 | | 1 | Pete Sampras | 7 | 7$^7$ |
| | | | | | 3 | Thomas Enqvist | 5 | 6$^3$ |
| 3 | Thomas Enqvist | 6 | 3 | 6 | 3 | Thomas Enqvist | 5 | 6$^3$ |
| Q | Sébastien Lareau | 3 | 6 | 3 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | P Sampras | 4 | 6 | 7 | | | | | | | | | | | | | | |
| Q | X Malisse | 6 | 3 | 5 | 1 | P Sampras | 7$^8$ | 6 | | | | | | | | | | |
| | D Sanguinetti | 6 | 4 | 3 | | A Gaudenzi | 6$^6$ | 3 | | | | | | | | | | |
| | A Gaudenzi | 4 | 6 | 6 | | | | | | 1 | P Sampras | 6 | 6 | | | | | |
| WC | M Safin | 6 | 2 | 6 | | | | | | 8 | S Schalken | 2 | 2 | | | | | |
| Q | W Black | 1 | 6 | 3 | WC | M Safin | 2 | 6 | 6$^1$ | | | | | | | | | |
| WC | J Salzenstein | 3 | 6 | 6$^5$ | 8 | S Schalken | 6 | 4 | 7$^7$ | | | | | | | | | |
| 8 | S Schalken | 6 | 4 | 7$^7$ | | | | | | | | | | | 1 | P Sampras | 6 | 6 |
| 4 | J Alonso | 1 | 7$^7$ | 3 | | | | | | | | | | | 6 | T Haas | 4 | 4 |
| WC | J Stark | 6 | 6$^5$ | 6 | WC | J Stark | 2 | 7$^7$ | 3 | | | | | | | | | |
| Q | S Stolle | 5 | 1 | | | J Tarango | 6 | 6$^4$ | 6 | | | | | | | | | |
| | J Tarango | 7 | 6 | | | | | | | | J Tarango | 6 | 4 | 4 | | | | |
| | JA Viloca-Puig | 6$^5$ | 4 | | | | | | | 6 | T Haas | 4 | 6 | 6 | | | | |
| | F Meligeni | 7$^7$ | 6 | | | F Meligeni | 0$^r$ | | | | | | | | | | | |
| | V Spadea | 3 | 2 | | 6 | T Haas | 3 | | | | | | | | | | | |
| 6 | T Haas | 6 | 6 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 9 | B Black | 4 | 6$^3$ | | | | | | | | | | | | | | | |
| | T Martin | 6 | 7$^7$ | | | T Martin | 4 | 5 | | | | | | | | | | |
| | R Reneberg | 6 | 6 | | | R Reneberg | 6 | 7 | | | | | | | | | | |
| | J Burillo | 3 | 1 | | | | | | | | R Reneberg | 4 | 6$^1$ | | | | | |
| | M Craca | 6 | 6 | | | | | | | 3 | T Enqvist | 6 | 7$^7$ | | | | | |
| | N Lapentti | 4 | 4 | | | M Craca | 6 | 6$^2$ | 2 | | | | | | | | | |
| LL | E Benfele Álvarez | 4 | 3 | | 3 | T Enqvist | 4 | 7$^7$ | 6 | | | | | | | | | |
| 3 | T Enqvist | 6 | 6 | | | | | | | | | | | 3 | T Enqvist | 6 | 3 | 6 |
| 7 | R Fromberg | 6$^4$ | 6$^4$ | | | | | | | | | | | Q | S Lareau | 3 | 6 | 3 |
| | G Stafford | 7$^7$ | 7$^7$ | | | G Stafford | 6 | 6 | | | | | | | | | | |
| | J Sánchez | 3 | 4 | | | P Haarhuis | 3 | 4 | | | | | | | | | | |
| | P Haarhuis | 6 | 6 | | | | | | | | G Stafford | 4 | 3 | | | | | |
| Q | S Lareau | 6 | 6 | | | | | | | Q | S Lareau | 6 | 6 | | | | | |
| | T Nydahl | 4 | 3 | | Q | S Lareau | 7$^7$ | 7 | | | | | | | | | | |
| | C Ruud | 7$^8$ | 4 | 4 | 5 | J Courier | 6$^5$ | 5 | | | | | | | | | | |
| 5 | J Courier | 6$^6$ | 6 | 6 | | | | | | | | | | | | | | |

## Qualifying
### Qualifying seeds

* Wayne Black (qualified)
* Sandon Stolle (qualified)
* Emilio Benfele Álvarez (qualifying competition, Lucky loser)
* Daniel Nestor (first round)
* Michael Tebbutt (first round)
* John van Lottum (qualifying competition)
* Ramón Delgado (first round)
* Steve Campbell (qualifying competition)

### Qualifiers

* Wayne Black
* Sandon Stolle
* Sébastien Lareau
* Xavier Malisse

### Lucky loser

* Emilio Benfele Álvarez

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Wayne Black | 7 | 6 | | | | | |
| | Guillermo Cañas | 6 | 3 | 1 | Wayne Black | 6 | 4 | 7 |
| | Jaime Oncins | 6 | 6 | | Jaime Oncins | 4 | 6 | 6 |
| 7 | Ramón Delgado | 2 | 2 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Sandon Stolle | 6 | 6 | | | | | |
| | Michael Sell | 1 | 2 | 2 | Sandon Stolle | 6 | 6 | 6 |
| WC | Steven Capriati | 2 | 1 | 8 | Steve Campbell | 1 | 7 | 1 |
| 8 | Steve Campbell | 6 | 6 | | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Emilio Benfele Álvarez | 6 | 7 | | | | |
| WC | Mark Knowles | 4 | 6 | 3 | Emilio Benfele Álvarez | 4 | 4 |
| | Sébastien Lareau | 6 | 6 | | Sébastien Lareau | 6 | 6 |
| 5 | Michael Tebbutt | 4 | 0 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Daniel Nestor | 3 | 0 | | | | | |
| WC | Xavier Malisse | 6 | 6 | | WC | Xavier Malisse | 6 | 7 |
| | Christian Vinck | 1 | 6 | 3 | 6 | John van Lottum | 3 | 5 |
| 6 | John van Lottum | 6 | 2 | 6 | | | | |