Climbs › Col du Portillon
Pyrenees · France · Category 1
Col du Portillon indoors
From Bagnères-de-Luchon to 1,293 m: 10.3 km and 671 m of climbing on your smart trainer, in 3D with real terrain. Indoors in any weather.
Elevation profile and data
under 4 %4–7 %7–10 %over 10 %per 500 m
How long does Col du Portillon take?
Estimated times at steady power, 75 kg rider, 9 kg bike, no wind or drafting – computed with the same physics as the app.
| W/kg | Watts | Time | avg km/h |
|---|---|---|---|
| 2.0 | 150 W | 1:08:04 | 9.0 |
| 2.5 | 188 W | 55:23 | 11.1 |
| 3.0 | 225 W | 46:57 | 13.0 |
| 3.5 | 263 W | 40:57 | 14.9 |
| 4.0 | 300 W | 36:28 | 16.8 |
| 5.0 | 375 W | 30:13 | 20.3 |
Time calculator
About Col du Portillon
The Col du Portillon (1292 m) is the border pass between Luchon and the Spanish Val d’Aran. The climb is short and steady, with the border at the top.
In rampida you ride the route exactly as it lies on the road: the gradient reaches your trainer metre by metre, the scenery is built from real elevation data and OpenStreetMap. A pacer group can pull you along, and next time you race your own ghost.
Embed this elevation profile on your website
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<iframe src="https://rampida.com/embed/col-du-portillon.html" width="100%" height="300" style="border:0" loading="lazy" title="Elevation profile Col du Portillon from Bagnères-de-Luchon"></iframe>
<p><a href="https://rampida.com/en/climbs/col-du-portillon.html">Elevation profile Col du Portillon from Bagnères-de-Luchon – rampida</a></p>How to ride Col du Portillon indoors
- Open the appOpen rampida in Chrome or Edge and create a free account.
- Pair your trainerConnect your smart trainer or power meter under “Devices”.
- Choose Col du PortillonDownload the GPX file and open it in the app under “Load GPX / FIT”.
More climbs in France
- Alpe d’Huezfrom Le Bourg-d’Oisans · 14.9 km · 1,125 m · avg 7.4 %
- Mont Ventouxfrom Bédoin · 21.3 km · 1,605 m · avg 7.5 %
- Col du Tourmaletfrom Luz-Saint-Sauveur · 18.5 km · 1,433 m · avg 7.6 %
- Col du Galibierfrom Valloire · 18.1 km · 1,241 m · avg 6.8 %
- Col du Télégraphefrom Saint-Michel-de-Maurienne · 12.6 km · 853 m · avg 6.5 %
- Col de la Madeleinefrom La Chambre · 19.6 km · 1,524 m · avg 7.8 %
- Col de la Croix de Ferfrom Saint-Jean-de-Maurienne · 27.2 km · 1,639 m · avg 5.5 %
- Col de l’Iseranfrom Bonneval-sur-Arc · 13.3 km · 987 m · avg 7.3 %
- Col d’Izoardfrom Briançon · 19.6 km · 1,211 m · avg 5.4 %
FAQ
How long and how steep is Col du Portillon from Bagnères-de-Luchon?
The climb is 10.3 km long with 671 m of climbing, from 629 m to 1,293 m. The average gradient is 6.5 %, the steepest kilometre 10.2 %.
How long does Col du Portillon take?
At 3 W/kg (225 W, 75 kg rider) about 46:57, at 4 W/kg about 36:28 – steady power, no wind. Use the calculator on this page for your own numbers.
Can I ride Col du Portillon on a smart trainer?
Yes. Download the GPX file, open it in rampida (“Load GPX / FIT”) and ride it in 3D with real terrain. Your FTMS smart trainer follows the gradient. It runs in Chrome or Edge, no install.
What does it cost?
During the open beta until 31 March 2027 riding is free and unlimited with a free account. Afterwards 50 km per month stay free.