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2 Where this climb is: Haute-GaronneOccitania, France

Col du Portillon

Western ascent from Luchon
GPX Profile
Length
7.9 km
Height gain
638 m
Average
8.0%
Steepest km
12.0%
Summit altitude
1289 m
Difficulty
170
2 ways up · this is the hardest Compare all 2

Elevation profile

652 m → 1289 m Touch or hover to inspect
Elevation profile: Col du Portillon from Luchon
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest km: km 8 at 12.0%

Climb analysis

Where the climbing is

0–4%
1.0 km
4–6%
0.8 km
6–8%
1.8 km
8–10%
2.8 km
10–14%
1.3 km
14%+
0.4 km

Hardest sustained

1 km · km 7.0–7.9
11.8%
2 km · km 6.0–7.9
10.1%
5 km · km 3.0–7.9
8.7%

Time to the top

0h 43 at 3 W/kg · 70 kg rider + 8 kg bike, no wind
How this is calculated

Kilometre by kilometre

Export CSV
Km Altitude Gradient 0–15%
1 698 m 4.6%
2 788 m 9.0%
3 864 m 7.6%
4 920 m 5.6%
5 1000 m 7.9%
6 1096 m 9.6%
7 1178 m 8.2%
8 1289 m 12.0%

Route map

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Directions
Satellite
Road surface not mapped yet Report a road type
No tunnels mapped Map a tunnel

About Col du Portillon

How long and how steep?
From Luchon, Col du Portillon is 7.9 km long and climbs 638 m at an average of 8.0%, to a summit at 1,289 m. Its last kilometre is the steepest, at 12.0%.
How long does it take?
At 3 W/kg it takes about 43 min to reach the top, at 4 W/kg about 33 min (70 kg rider, 8 kg bike, no wind).
What category is it?
It's a category 2 climb, with a difficulty score of 170. It's the hardest of the 2 ways up to Col du Portillon.
Where is it?
It's in Haute-Garonne, Occitania, France.

How hard is 170?

Difficulty score is length × gradient, weighted for the steepest kilometre.

Puerto de Enix por Vícar, Las Cabañuelas 170
Javalambre, Teruel 170
Col du Portillon, Luchon 170
Frébouge / Cordon, Sallanches 169
Hoya de la Mora por Collado Sabinas, Dornajo 169

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Added by Thutmose · 1 contributor

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