Elise Mertens vs Lulu Sun Head to Head Tennis Stats and Match Analysis

Elise Mertens and Lulu Sun have met 1 time in professional competition, with Elise Mertens leading 1-0. Their most recent encounter was in August 2025 at US Open, where Elise Mertens prevailed on hard court 6-2 6-3.

Elise Mertens: Against opponents ranked outside top 100 players in the last 52 weeks, Elise Mertens holds a 9-2 record (81.8%). Throughout her career, she has competed against opponents ranked outside top 100 355 times, winning 252 (71.0%). Over the past 10 matches, she holds a 5-5 record. Over the past 52 weeks, Elise Mertens has posted a 29-20 record (59.2% win rate). Over her career at WTA level, Elise Mertens holds a record of 201-123 (62.0%) on hard, 73-44 (62.4%) on clay, and 35-31 (53.0%) on grass. In the last 52 weeks: 18-13 (58.1%) on hard, 5-4 (55.6%) on clay, and 5-3 (62.5%) on grass at WTA level. Elise Mertens has won 10 WTA tour-level titles (seven on hard, two on clay, and one on grass). She has also won 11 titles at Challenger/ITF level (10 on hard and one on clay). Elise Mertens is currently serving 4.7 aces per match in the last 52 weeks (49 matches), up from a career average of 3.5.

Lulu Sun: Against top 50 players in the last 52 weeks, Lulu Sun holds a 4-7 record (36.4%). Throughout her career, she has competed against top 50 31 times, winning 9 (29.0%). Over the past 10 matches, she holds a 3-7 record. Over the past 52 weeks, Lulu Sun has posted a 28-24 record (53.8% win rate). Over her career at WTA level, Lulu Sun holds a record of 19-28 (40.4%) on hard, 6-5 (54.5%) on grass, and 2-5 (28.6%) on clay. At Challenger/ITF level: 135-70 (65.9%) on hard, 36-32 (52.9%) on clay, and 10-7 (58.8%) on grass. In the last 52 weeks: 7-9 (43.8%) on hard, 1-2 (33.3%) on grass, and 0-1 on clay at WTA level. 7-3 (70.0%) on hard, 3-2 (60.0%) on clay, and 1-2 (33.3%) on grass at Challenger/ITF level. Lulu Sun has won eight titles at Challenger/ITF level (seven on hard and one on clay). Lulu Sun is currently serving 5.6 aces per match in the last 52 weeks (52 matches), up from a career average of 4.7.