It's becoming a El Clásico between the two of them!

This quarterfinal has become the new WTA Tour classic in 2026. It’s already their third clash this year after the Australian Open semifinal and the quarterfinal in Indian Wells, both won by the Kazakh. The market has Elena Rybakina as the favorite at 67.6% versus 34.7% for Jessica Pegula. While Ryba leads 5–3 in their head-to-head, the key point is that she’s currently on a four-match winning streak against the American. For Jess, the stakes are clear: break this glass ceiling in front of her home Florida crowd after falling short in the final here last year against Sabalenka.

The thing is, Jess is the boss of the service stats in Miami! Even though she’s not exactly known as a "big" server! And even in 2026, the data shows Jessica Pegula in a state of grace on serve. With 80.8 percent of service games won in the tournament, she’s right on Elena’s heels, who sits at 83.5 percent. But where Jess really impresses is in her ability not to give away free points: she commits fewer double faults per match and wins 38.2 percent of points on return against first serves, compared with 34.9 percent for Elena. This clinical edge allows the American to post a Dominance Ratio of 1.920 versus 1.237 for the Kazakh, proving that she dictates the pace of rallies far more often than people might think.

The Dominance Ratio, I’ll remind you, is the calculation between break points earned and break points faced. This number measures offensive pressure: the higher it is, the more often the player creates break opportunities compared with the ones she has to defend. A key factor for our analysis!

The key to the match will lie in the handling of break points. Elena has an incredible Match Efficiency of 4.041, driven by a conversion rate of 51.7%! She knows how to strike hard when it matters. However, the local "queen of stats," with 87% of points won behind her first serve in her last round, finally has the weapons to make the favorite doubt. If Jess manages to maintain this surgical precision on serve and exploit Elena’s lower success rate on second serve, the upset is entirely possible in front of the Miami crowd.