tennis28.com has a great comparison between Sampras & Federer. It shows comparisons by surface, by Grand Slam, year by year (their birthdays are 4 days apart so the same age comparisons are really easy). It also compares their rankings at different ages. Here is a sample of one of the tables on the page:
| 1988/1998 | 1989/1999 | 1990/2000 | 1991/2001 | 1992/2002 | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| US | AO | RG | WM | US | AO | RG | WM | US | AO | RG | WM | US | AO | RG | WM | US | |
| Pete Sampras | R128 | R128 | R64 | R128 | R16 | R16 | DNP | R128 | W | DNP | R64 | R64 | QF | DNP | QF | SF | F |
| Roger Federer | DNP | DNP | R128 | R128 | DNP | R32 | R16 | R128 | R32 | R32 | QF | QF | R16 | R16 | R128 | R128 | R16 |
CLICK HERE to see all of the tables and charts (If that link does not work try this one- LINK)
Adirondack Tennis 