Mark your calendars: Sao Paulo vs Boca Juniors goes live on Wednesday, September 16, 2026 at 02:30 in what promises to be a thrilling Copa Sudamericana. Quarter-finals. Second Leg encounter. Venue: Home Arena, Germany. Referee Sascha Stegemann has been selected to oversee proceedings. The weather forecast reads: Sunny, 22°C. Key absences could shape this game — Krüger is a concern for Sao Paulo, while Lehmann may miss out for Boca Juniors. These two sides have a rich history: Boca Juniors 2 - 3 Sao Paulo (2023). Boca Juniors 4 - 1 Sao Paulo (2024). Boca Juniors 3 - 3 Sao Paulo (2025). Boca Juniors 4 - 2 Sao Paulo (2023). Boca Juniors 0 - 3 Sao Paulo (2025). We're going with 0:0 as our predicted scoreline.