Climbs › Semnoz
Savoy · France · HC
Semnoz indoors
From Quintal to 1,668 m: 11.1 km and 928 m of climbing on your smart trainer, in 3D with real terrain. Often closed by snow in winter – indoors it is open all year.
Elevation profile and data
under 4 %4–7 %7–10 %over 10 %per 500 m
How long does Semnoz 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 | 1:30:16 | 7.4 |
| 2.5 | 188 W | 1:12:49 | 9.1 |
| 3.0 | 225 W | 1:01:15 | 10.9 |
| 3.5 | 263 W | 53:02 | 12.6 |
| 4.0 | 300 W | 46:54 | 14.2 |
| 5.0 | 375 W | 38:23 | 17.3 |
Time calculator
Semnoz leaderboard
No times yet – be the first: ride Semnoz in rampida and take the top spot.
| # | Rider | Time | Power |
|---|
About Semnoz
The Semnoz rises directly above Annecy. The penultimate stage of the 2013 Tour de France finished here, won by Nairo Quintana. The climb is steep throughout.
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
For clubs, blogs and travel sites – free, please keep the link below.
<iframe src="https://rampida.com/embed/semnoz.html" width="100%" height="300" style="border:0" loading="lazy" title="Elevation profile Semnoz from Quintal"></iframe>
<p><a href="https://rampida.com/en/climbs/semnoz.html">Elevation profile Semnoz from Quintal – rampida</a></p>How to ride Semnoz 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 SemnozThe route is ready in the app. Free accounts ride one climb of their choice each month, all others need Pro. Or download the GPX file and load it yourself (free).
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 Semnoz from Quintal?
The climb is 11.1 km long with 928 m of climbing, from 742 m to 1,668 m. The average gradient is 8.3 %, the steepest kilometre 11.0 %.
How long does Semnoz take?
At 3 W/kg (225 W, 75 kg rider) about 1:01:15, at 4 W/kg about 46:54 – steady power, no wind. Use the calculator on this page for your own numbers.
Can I ride Semnoz on a smart trainer?
Yes. The route is ready in rampida (free accounts ride one climb of their choice each month, all others need Pro): 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?
With a free account you ride with no km limit: your own GPX, the monthly challenge and one climb of your choice each month. Every climb, the coach and all workouts are part of Pro.