Triathlon Time Calculator
Sprint Triathlon
750m swim, 20km bike, 5km run
Olympic Triathlon
1500m swim, 40km bike, 10km run
Half Ironman (70.3)
1.9km swim, 90km bike, 21.1km run
Full Ironman (140.6)
3.8km swim, 180km bike, 42.2km run
Formula
Total Time = Swim Time + T1 + Bike Time + T2 + Run Time
Frequently Asked Questions
What are the triathlon distances?
Sprint: 750m swim, 20km bike, 5km run. Olympic: 1500m swim, 40km bike, 10km run. Half Ironman (70.3): 1.9km swim, 90km bike, 21.1km run. Full Ironman (140.6): 3.8km swim, 180km bike, 42.2km run.
What is a good transition time?
For sprint/Olympic triathlons, T1 (swim-to-bike) averages 2-4 minutes and T2 (bike-to-run) averages 1-3 minutes. For Ironman events, transitions are longer (5-10 minutes) due to gear changes and nutrition.
How long does an Ironman take?
Average Ironman finish time is about 12-13 hours. Competitive age-groupers finish in 9-11 hours. Elite professionals finish in 8-9 hours. The cutoff is typically 17 hours.