STEP 01 · YOUR EVENT
Pick your race
20 sportives in the calendar — Étape, Marmotte, Mallorca 312, Wicklow 200 and more.
20 races in the calendar · Coral border = you can run a prediction now
Étape du Tour
French Alps
Distance
168km
Climb
4,800m
Difficulty
Extreme
La Marmotte
Bourg-d'Oisans, French Alps
Distance
174km
Climb
5,181m
Difficulty
Extreme
Mallorca 312
Mallorca
Distance
312km
Climb
5,200m
Difficulty
Extreme
Wicklow 200
County Wicklow
Distance
200km
Climb
3,800m
Difficulty
Hard
Ring of Kerry
County Kerry
Distance
180km
Climb
2,500m
Difficulty
Challenging
Fred Whitton Challenge
Lake District, Cumbria
Distance
181km
Climb
4,084m
Difficulty
Extreme
Maratona dles Dolomites
Alta Badia, Dolomites
Distance
138km
Climb
4,230m
Difficulty
Extreme
L'Eroica
Gaiole in Chianti, Tuscany
Distance
209km
Climb
4,600m
Difficulty
Hard
Haute Route Alps
Nice to Geneva
Distance
920km
Climb
21,000m
Difficulty
Extreme
Dragon Ride
Brecon Beacons, Wales
Distance
311km
Climb
4,700m
Difficulty
Extreme
RideLondon-Surrey 100
London and Surrey
Distance
161km
Climb
1,280m
Difficulty
Moderate
Gran Fondo New York
New York City, New York
Distance
175km
Climb
2,300m
Difficulty
Challenging
Quebrantahuesos
Sabiñánigo, Huesca
Distance
205km
Climb
3,700m
Difficulty
Hard
Ötztaler Radmarathon
Sölden, Ötztal
Distance
238km
Climb
5,500m
Difficulty
Extreme
Cape Town Cycle Tour
Cape Town, Western Cape
Distance
109km
Climb
1,030m
Difficulty
Moderate
Liège-Bastogne-Liège Cyclosportive
Liège, Wallonia
Distance
259km
Climb
4,800m
Difficulty
Hard
Tour of Flanders Cyclo
Bruges to Oudenaarde, Flanders
Distance
228km
Climb
2,600m
Difficulty
Hard
Raid Pyrénéen
Hendaye to Cerbère
Distance
720km
Climb
15,000m
Difficulty
Extreme
Velo Birmingham
Birmingham, Midlands
Distance
161km
Climb
880m
Difficulty
Moderate
Tour de Yorkshire Sportive
Yorkshire
Distance
130km
Climb
2,200m
Difficulty
Challenging
NOT IN THE CALENDAR?
Upload your own GPX
Export the route from Strava, Komoot, Garmin or RideWithGPS, then drop the .gpx file here.
Upload your own GPX
Drop a .gpx file here, or click to browse. Export the route from Strava, Komoot, Garmin or RideWithGPS, then upload it here.
STEP 02 · YOUR SETUP
Tell us about you and your bike
POWER & WEIGHT
RIDING POSITION
How aero you sit changes how fast you go
OPTIONAL · DESCRIBE YOUR BIKE & SETUP
Tell us your bike, tyres and how you sit on it in plain English. We’ll fill in the aero and rolling-resistance numbers for you — saves a few minutes versus picking a riding position by hand.
STEP 03 · WHEN ARE YOU RACING?
Race week or still training? It changes how we model the ride.
Pick a race above (or upload a GPX) to see your rough finish time before you commit.
Free · No signup · Within ±3%