Pete Sampras defeated Tommy Haas 7-5 6-4 6-7 7-5 in the US Open round of 16 on hard. The upset overturned the form book — Tommy Haas came in leading the head-to-head 3–2, defending last year's round of 16. Pete Sampras narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-07-29 | Canada Masters | R16 | hard | Tommy Haas | 7-6(3) 3-6 7-6(5) |
| 2001-08-20 | Long Island | F | hard | Tommy Haas | 6-3 3-6 6-2 |
| 2000-05-21 | Dusseldorf | RR | clay | Tommy Haas | 7-5 6-2 |
| 1998-08-03 | Canada Masters | R16 | hard | Pete Sampras | 7-6(5) 6-2 |
| 1998-02-23 | Philadelphia | SF | hard | Pete Sampras | 6-4 6-4 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (40 vs 200). ATP, WTA & Challenger.