Jimmy Arias holds a solid clay court record of 144–93 across 237 matches (60.8%). A winning majority across 237 matches shows consistent ability to get results on clay. 5 titles on clay: Tokyo-1, Florence, Indianapolis, Palermo, Rome — a record that reflects consistent ability to close out tournaments on this surface.

At Grand Slam level (Roland Garros): a positive 17–10 (63.0%) across 27 matches — a player who generally rises to the occasion at the Slams on clay.

ATP Masters 1000 on clay (Monte Carlo, Madrid, Rome): a positive 4–4 (50.0%) across 8 matches — winning above .500 at this level, week in week out, is a genuine sign of quality on clay.

14 finals reached on clay — won 5, lost 9 (36% conversion) — capable of reaching finals consistently, with room to improve at the decisive moment. 18 semifinals. 27 quarterfinals.

vs. Top 10 on clay: 4–15 (21.1%, 19 matches). Top 10 opponents have represented a clear ceiling on clay; addressing that deficit is the single biggest lever for improving the overall record here.

By format on clay — best-of-five: 19–14 (57.6%); best-of-three: 125–79 (61.3%). Slightly stronger in three-set contests on clay, though the five-set record is still respectable.

Dominant season: 1983 — 36–9 (80.0%) from 45 matches. A campaign of 36 wins on clay 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.