Head-to-Head
Overview
Rei Sakamoto and A. Muller have met 3 times since 2025. Rei Sakamoto leads 2–1. On hard, Rei Sakamoto leads 2–1. Their first encounter was at the 2025 Miami Masters (R128), won by A. Muller. Most recently they met at the 2026 US Open (SF), with Rei Sakamoto winning. Rei Sakamoto has won the last 2 meetings.
By surface
- hard2 – 1
