Jeremy Chardy defeated Frances Tiafoe 6-4 6-4 in the London quarter-final on carpet. The upset overturned the form book — Frances Tiafoe came in leading the head-to-head 1–0. Jeremy Chardy claimed a first win over Frances Tiafoe in two meetings, levelling the head-to-head at 1–1.
Chardy J. took it in straight sets.
Chardy J. and Tiafoe F. faced 3 of the same opponents in the last 12 months. Chardy J. went 2–4 (33%) against them, Tiafoe F. 1–2 (33%). Only 2 of the comparisons are context-comparable — too few for a conclusion.
Only 3 common opponents — small sample, treat as indicative.
Carpet: Chardy J. leads 1–0 · Clay: Tiafoe F. leads 1–0
Jeremy Chardy beat Frances Tiafoe 6-4 6-4. Umpiry, "Jeremy Chardy vs Frances Tiafoe — London Quarter-final", https://umpiry.com/match/2018-06-22/chardy-vs-tiafoe-london-qf?utm_source=cite (as of 22 June 2018).