Yamaguchi v Andreescu

Bianca Andreescu takes it, 11–1 on categories

Andreescu wins on first-serve points won %. Yamaguchi’s case rests on break points converted %, but it isn’t enough to swing it. WTA Tour career: Yamaguchi 8 matches, Andreescu 211 matches.

• Andreescu has the better sets won %: 57.9 to Yamaguchi’s 27.8.
• Andreescu averages 1.3 sets won a match to Yamaguchi’s 0.6 — 2.1 times as many.
• Andreescu averages 1.0 sets lost a match to Yamaguchi’s 1.6.
• Winners’ edge: Andreescu’s team won 61%, Yamaguchi’s team won 25% of the matches they played.
• Longevity: Andreescu has 211 matches across 9 seasons, Yamaguchi 8 in 3 — the averages matter more than the totals here.
• Small sample: Yamaguchi (8 matches) — treat the averages with care.
• Not every stat was recorded for every match (titles, grand slam titles): those averages use only the games that logged them.

Built only from games in our stats database. A read of the numbers, not a tip.