Make the differences impossible to miss. Shortlist two or three start lines, compare the evidence against your life, then carry one informed decision into training.
Choose race one supertri Blenheim Palace Dorney Lake Triathlon IRONMAN Frankfurt (European Championship) IRONMAN Hamburg Outlaw Half Nottingham Outlaw Nottingham IRONMAN 70.3 Malaga Outlaw Half Holkham IRONMAN 70.3 Westfriesland IRONMAN 70.3 Musselman IRONMAN 70.3 Wisconsin IRONMAN 70.3 Oceanside Royal Windsor Triathlon IRONMAN California IRONMAN 70.3 Luxembourg IRONMAN 70.3 Eagleman IRONMAN Austria (Klagenfurt) IRONMAN Maryland Belvoir Castle Triathlon IRONMAN 70.3 Gulf Coast IRONMAN Florida IRONMAN Cozumel IRONMAN 70.3 Italy Emilia-Romagna IRONMAN 70.3 Cascais IRONMAN 70.3 Santa Cruz IRONMAN 70.3 Texas Hever Castle Triathlon Slateman Triathlon IRONMAN Barcelona IRONMAN Italy Emilia-Romagna IRONMAN Switzerland Thun IRONMAN Wisconsin IRONMAN 70.3 Swansea IRONMAN 70.3 Mallorca IRONMAN 70.3 Maine IRONMAN Chattanooga IRONMAN 70.3 Chattanooga IRONMAN 70.3 Elsinore IRONMAN France (Nice) IRONMAN 70.3 Turkiye IRONMAN 70.3 Vilamoura-Algarve Cholmondeley Castle Triathlon IRONMAN 70.3 Switzerland IRONMAN 70.3 Weymouth Snowman Triathlon IRONMAN 70.3 Aix-en-Provence IRONMAN Lanzarote IRONMAN Wales IRONMAN 70.3 Augusta Sandman Triathlon IRONMAN 70.3 Nice London T100 Triathlon Weekend Choose race two supertri Blenheim Palace Dorney Lake Triathlon IRONMAN Frankfurt (European Championship) IRONMAN Hamburg Outlaw Half Nottingham Outlaw Nottingham IRONMAN 70.3 Malaga Outlaw Half Holkham IRONMAN 70.3 Westfriesland IRONMAN 70.3 Musselman IRONMAN 70.3 Wisconsin IRONMAN 70.3 Oceanside Royal Windsor Triathlon IRONMAN California IRONMAN 70.3 Luxembourg IRONMAN 70.3 Eagleman IRONMAN Austria (Klagenfurt) IRONMAN Maryland Belvoir Castle Triathlon IRONMAN 70.3 Gulf Coast IRONMAN Florida IRONMAN Cozumel IRONMAN 70.3 Italy Emilia-Romagna IRONMAN 70.3 Cascais IRONMAN 70.3 Santa Cruz IRONMAN 70.3 Texas Hever Castle Triathlon Slateman Triathlon IRONMAN Barcelona IRONMAN Italy Emilia-Romagna IRONMAN Switzerland Thun IRONMAN Wisconsin IRONMAN 70.3 Swansea IRONMAN 70.3 Mallorca IRONMAN 70.3 Maine IRONMAN Chattanooga IRONMAN 70.3 Chattanooga IRONMAN 70.3 Elsinore IRONMAN France (Nice) IRONMAN 70.3 Turkiye IRONMAN 70.3 Vilamoura-Algarve Cholmondeley Castle Triathlon IRONMAN 70.3 Switzerland IRONMAN 70.3 Weymouth Snowman Triathlon IRONMAN 70.3 Aix-en-Provence IRONMAN Lanzarote IRONMAN Wales IRONMAN 70.3 Augusta Sandman Triathlon IRONMAN 70.3 Nice London T100 Triathlon Weekend Choose race three supertri Blenheim Palace Dorney Lake Triathlon IRONMAN Frankfurt (European Championship) IRONMAN Hamburg Outlaw Half Nottingham Outlaw Nottingham IRONMAN 70.3 Malaga Outlaw Half Holkham IRONMAN 70.3 Westfriesland IRONMAN 70.3 Musselman IRONMAN 70.3 Wisconsin IRONMAN 70.3 Oceanside Royal Windsor Triathlon IRONMAN California IRONMAN 70.3 Luxembourg IRONMAN 70.3 Eagleman IRONMAN Austria (Klagenfurt) IRONMAN Maryland Belvoir Castle Triathlon IRONMAN 70.3 Gulf Coast IRONMAN Florida IRONMAN Cozumel IRONMAN 70.3 Italy Emilia-Romagna IRONMAN 70.3 Cascais IRONMAN 70.3 Santa Cruz IRONMAN 70.3 Texas Hever Castle Triathlon Slateman Triathlon IRONMAN Barcelona IRONMAN Italy Emilia-Romagna IRONMAN Switzerland Thun IRONMAN Wisconsin IRONMAN 70.3 Swansea IRONMAN 70.3 Mallorca IRONMAN 70.3 Maine IRONMAN Chattanooga IRONMAN 70.3 Chattanooga IRONMAN 70.3 Elsinore IRONMAN France (Nice) IRONMAN 70.3 Turkiye IRONMAN 70.3 Vilamoura-Algarve Cholmondeley Castle Triathlon IRONMAN 70.3 Switzerland IRONMAN 70.3 Weymouth Snowman Triathlon IRONMAN 70.3 Aix-en-Provence IRONMAN Lanzarote IRONMAN Wales IRONMAN 70.3 Augusta Sandman Triathlon IRONMAN 70.3 Nice London T100 Triathlon Weekend
Your Race Decision Room These verdicts use your reality, not a universal difficulty ranking.
Invite a partner or coach ExperienceExperienced First long-distance race GoalFinish well Set a time Seek a challenge Maximum atmosphere Weakest disciplineNot sure Swim Bike Run Hours each week DistanceRace default Full Middle / 70.3 Olympic Sprint
Before entering: open the evidence guide and verify current details with the organiser. A higher score means better suitability for that factor, not an easier or objectively better race.