EnduranceLabs — Race Time Predictor

ENDURANCELABS

Race Time Predictor · endurancelabs.app

Physics-based prediction · FTP + LT pace + real course data · 85 races · Compare, set goals, share.

Choose your race

Athlete profile & benchmarks

Profile

Age group

Body weight

Gender

Swim — 400 m pool benchmark

400 m time (no wetsuit)

: min : sec

e.g. 7:30 = 1:52 /100m pace

Wetsuit conditions Wetsuit legal on race day Saves ~4% swim time via buoyancy

Bike — FTP & equipment

FTP 2.9 W/kg

or W/kg

Bike position

Bike weight

Pacing strategy

Race-day bike pacing

85% FTP on bike · standard brick fatigue on run

Run — lactate threshold pace

LT pace (1-hour max effort)

: min : sec / km

~10K race pace − 5–8 sec • 85–90% max HR

EnduranceLabs — Race Prediction