IRONMAN 70.3 Belgrade

IRONMAN 70.3 Belgrade course: how fast are the swim, bike and run?

IRONMAN 70.3 Belgrade: 1.3% faster than the median course (bike 0.2% faster, run 3.9% faster, swim 2.7% faster). The same athletes' times compared across every course, and a time predictor.

Belgrade, Serbia; 50 World Championship slots; a course 1.3% faster than the median one; 1,126 finishers in 2026.

Every age group, the swim, bike and run, and your own result: free with an account. Sign up free

• Slots and qualifying times
• How 2026 played
• 2026 results
• Who races
• Course speed
• Over the years
• Every race