Keen v Sugiyama

Ai Sugiyama takes it, 10–3 on categories

Sugiyama wins on first serve in %. Keen’s case rests on first-serve points won %, but it isn’t enough to swing it. WTA Tour career: Keen 9 matches, Sugiyama 809 matches.

• Keen averages 2.3 aces a match to Sugiyama’s 0.5 — 4.5 times as many.
• Sugiyama has the better first serve in %: 64.2 to Keen’s 55.5.
• Sugiyama has the better break points converted %: 44.9 to Keen’s 32.
• Winners’ edge: Sugiyama’s team won 53%, Keen’s team won 33% of the matches they played.
• Longevity: Sugiyama has 809 matches across 18 seasons, Keen 9 in 3 — the averages matter more than the totals here.
• Small sample: Keen (9 matches) — treat the averages with care.
• Not every stat was recorded for every match (titles, aces, finals…): 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.