Matteo Arnaldi has a competitive hard court record of 43–48 across 91 matches (47.3%). The record shows a player capable of competing here, though there is clear room to push the win rate higher.

At Grand Slam level (Australian Open & US Open): Matteo Arnaldi is 6–6 (50.0%) across 12 Grand Slam matches — below .500, though the elite draw depth at the Slams makes that a notoriously difficult barrier to crack.

ATP Masters 1000 on hard (Indian Wells, Miami, Canada, Cincinnati, Shanghai, Paris): a positive 18–16 (52.9%) across 34 matches — winning above .500 at this level, week in week out, is a genuine sign of quality on hard.

2 semifinals on hard without yet reaching a final — consistent deep runs that show the ability to string together wins across a full draw, with the step to the final still to come. 4 quarterfinals adds further depth to that picture.

vs. Top 10 on hard: 2–12 (14.3%, 14 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: 6–9 (40.0%); best-of-three: 37–39 (48.7%). Markedly stronger in three-set formats; the win rate drops noticeably in five-setters, which has direct implications for Grand Slam performance on hard.

Best season: 2023 — 11–8 (57.9%) from 19 matches. The best single-season display to date — a useful reference point as the hard record continues to develop.

Recent Form 2026: 1–6 (14.3%) on hard. Last 7: L L L L W L L — a difficult recent run, with results not going the right way on this surface.