Recent H2H record

Alex Kuperstein vs J. Martinez

Alex Kuperstein

Elo 1540

J. Martinez

Elo 1456

H2H 1-01 meetings

Elo edge Kuperstein +83

Alex Kuperstein

Blended Elo history from recent matches.

Effective Elo

HARD

60% · 6–4 on hard

Games won (last 10)

51%

10 matches tracked

Head-to-head

Kuperstein 1 • Martinez 0

Kuperstein leads 1-0

J. Martinez

Blended Elo history from recent matches.

Effective Elo

CLAYSmall sample

0% · 0–1 on clay

Games won (last 10)

23%

2 matches tracked · limited sample

Previous meetings

M15 Huamantla 2· R32

Alex Kuperstein def. J. Martinez · 2 - 0

Feb 4, 2026