Roger Federer defeated Lleyton Hewitt 6-0 6-4 in the Hamburg semi-final on clay. The upset overturned the form book — Lleyton Hewitt came in leading the head-to-head 7–3, defending last year's round of 16. Roger Federer narrowed the head-to-head to 7–4.
Federer R. took it in straight sets.
Federer R. and Hewitt L. faced 11 of the same opponents in the last 12 months. Federer R. went 13–2 (87%) against them, Hewitt L. 7–6 (54%). Federer R. came out better against 5 of 10 comparable opponents, Hewitt L. against 1.
Clay: level 1–1 · Hard: Hewitt L. leads 4–3 · Grass: Hewitt L. leads 1–0 · Carpet: Hewitt L. leads 1–0
Roger Federer beat Lleyton Hewitt 6-0 6-4. Umpiry, "Roger Federer vs Lleyton Hewitt — Hamburg Semi-final", https://umpiry.com/match/2004-05-15/federer-vs-hewitt-hamburg-sf?utm_source=cite (as of 15 May 2004).