
Kei Nishikori defeated Pablo Carreno Busta 6-7 4-6 7-6 6-4 7-6 in the Australian Open round of 16 on hard. The upset overturned the form book — Pablo Carreno Busta came in ranked #65, leading the head-to-head 1–0, defending last year's round of 16. Kei Nishikori claimed a first win over Pablo Carreno Busta in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-02-08 | Australian Open | R128 | hard | Pablo Carreno Busta | 7-5 7-6(4) 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (161 vs 197). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Carreno Busta P.: 12 days rest · 1 match (14d). Higher means fresher. About