Soon Woo Kwon defeated Daniel Altmaier 6-1 6-4 in the Winston-Salem round of 64 on hard.
Kwon S. took it in straight sets.
Kwon S. and Altmaier D. faced 3 of the same opponents in the last 12 months. Kwon S. went 0–3 (0%) against them, Altmaier D. 1–2 (33%). Results against comparable opponents are close (0 : 1 better-results split).
Only 3 common opponents — small sample, treat as indicative.
Soon Woo Kwon beat Daniel Altmaier 6-1 6-4. Umpiry, "Soon Woo Kwon vs Daniel Altmaier — Winston-Salem Round of 64", https://umpiry.com/match/2022-08-22/altmaier-vs-kwon-winston-salem-r64?utm_source=cite (as of 22 August 2022).