Triathlon Distances: From Sprint to Ironman
Every triathlon distance in one table: sprint is 750m swim, 20km bike, 5km run. Olympic, half and Ironman compared, and which one to race first.

Passionate triathletes
We’re Flo & Arnaud, two triathletes who used to feel the same pre-race stress: checking everything, over and over… and still forgetting something.
So we built Trilalo — the checklist we wish we had from the start. Free, complete, tailored to your race, ready in two minutes.
It’s the one we use for every race. And now, we share it with anyone who wants to race with a clear mind.
Every triathlon distance in one table: sprint is 750m swim, 20km bike, 5km run. Olympic, half and Ironman compared, and which one to race first.
First Sprint triathlon in 8 weeks: training plan, $300-500 budget, stress management, race-morning timeline. The complete beginner's guide to finish strong.
Complete triathlon checklist, sprint to Ironman: 60+ items by discipline, distance and weather, plus T1/T2 transition bags. Free, no signup, offline.