Head to head
1
Hard
2
1
Clay
2
1
Carpet
0
Marat Safin's wins on the left · Karol Kucera's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 2004 | Athens Olympics | Hard | R64 | Marat Safin | 6-0 6-4 |
| 2001 | Paris Masters | Carpet | R32 | Marat Safin | 7-6(2) 5-7 6-4 |
| 2001 | Davis Cup WG R1: SVK vs RUS | Hard | RR | Karol Kucera | 3-6 4-6 6-3 7-5 6-2 |
| 2000 | World Team Cup | Clay | F | Karol Kucera | 6-3 6-2 |
| 1999 | Davis Cup WG QF: RUS vs SVK | Clay | RR | Marat Safin | 2-6 6-4 6-2 6-4 |
| 1999 | Australian Open | Hard | R32 | Karol Kucera | 6-2 6-3 6-2 |
| 1998 | Amsterdam | Clay | R32 | Karol Kucera | 6-2 3-6 7-6(5) |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.