Lleyton Hewitt defeated Albert Costa 6-2 4-6 6-3 in the Masters Cup round robin on hard. The result followed the form book — Lleyton Hewitt came in leading the head-to-head 5–1, defending the title. Lleyton Hewitt extended the head-to-head to 6–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-29 | US Open | R128 | hard | Lleyton Hewitt | 6-1 6-2 6-1 |
| 2001-03-12 | Indian Wells Masters | R64 | hard | Lleyton Hewitt | 6-2 5-7 6-1 |
| 2000-12-08 | Davis Cup WG F: ESP vs AUS | RR | clay | Lleyton Hewitt | 3-6 6-1 2-6 6-4 6-4 |
| 2000-08-14 | Indianapolis | R16 | hard | Lleyton Hewitt | 6-2 6-4 |
| 2000-05-29 | Roland Garros | R16 | clay | Albert Costa | 6-3 4-6 6-2 6-4 |
| 2000-05-21 | Dusseldorf | RR | clay | Lleyton Hewitt | 4-1 RET |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.