Amos Mansdorf holds a solid hard court record of 212–126 across 338 matches (62.7%). A winning majority across 338 matches shows consistent ability to get results on hard. 4 titles on hard: Washington, Tel Aviv, Auckland, Johannesburg — a record that reflects consistent ability to close out tournaments on this surface.

At Grand Slam level (Australian Open & US Open): a positive 24–17 (58.5%) across 41 matches — a player who generally rises to the occasion at the Slams on hard.

ATP Masters 1000 on hard (Indian Wells, Miami, Canada, Cincinnati, Shanghai, Paris): a positive 19–13 (59.4%) across 32 matches — winning above .500 at this level, week in week out, is a genuine sign of quality on hard.

13 finals reached on hard — won 4, lost 9 (31% conversion) — capable of reaching finals consistently, with room to improve at the decisive moment. 25 semifinals. 42 quarterfinals.

vs. Top 10 on hard: 7–33 (17.5%, 40 matches). Top 10 opponents have represented a clear ceiling on hard; addressing that deficit is the single biggest lever for improving the overall record here.

By format on hard — best-of-five: 39–24 (61.9%); best-of-three: 173–102 (62.9%). Consistent regardless of format on hard — a sign of a well-rounded game that holds up as matches develop.

Dominant season: 1993 — 34–14 (70.8%) from 48 matches. A campaign of 34 wins on hard in a single season is among the best single-season records the surface has seen — the clearest benchmark of what is achievable at peak level.