Swiss Alps 100 - 50km

Race completed

50 km Distance

3,210 m Climbing

7.3 Grit · Hardcore

46.4029° N, 8.1342° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 64 m / km Mountain. Significant climbing. Steep sections will require power hiking.

Time limit 15 hours 18:00 min/km average. Generous. Walkable throughout for most of the field. More forgiving than 90% of 50K races. Measured against 1034 races of the same distance. Cut-off calculator →

Field size ~376 Large. Rarely out of sight of another runner.

DUV results for the 2026 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, August

Daytime high 16°C

Night low 7°C

Rainfall Showers likely

Daylight 14 h 34 m of light

Regional 2001-2020 average for August — NASA POWER, grid elevation 1854 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	50km	376	Christoph Frank · 05:50:31	Lore Smeets · 06:24:16
2025	50km	312	Frederic Brun · 05:39:54	Kathrin Götz · 06:48:42
2024	50km	275	David Haunschmidt · 05:38:51	Leah Yingling · 06:30:04
2023	50km	178	Peter van der Zon · 05:54:41	Morgane Cretton · 06:43:47
2022	50km	146	Gregory Miescher · 05:52:06	Marta Molist Codina · 06:27:26
2021	50km	89	Dylan Vogt · 06:11:54	Vanessa Schätzle · 06:49:50
2019	50km	63	Fabrice Fauser · 05:16:55	Kerstin Dusch · 06:42:15

The field grew 21% between 2025 (312) and 2026 (376). 32% of the 2026 field were women.

DUV results for the 2026 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a mountain course. Poles are highly recommended for the sustained climbs.

By UltraHub Expert

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 50 km of trail with 3,210 m of ascent.

Trail Running Shoes 64 m of climb per kilometre — grip and rock protection before cushioning.
Race Nutrition 50 km of self-supported fuelling between aid stations.
Hydration Vests Pole attachment and chest-strap stability on steep ground.
Trekking Poles 3,210 m of ascent to walk up.
Headlamps A 15 h limit puts you out there after dark.

Salomon

Sense Ride 5

RunRepeat found the Salomon Sense Ride 5 to have immaculate lockdown and a smooth and stable ride, making it confident on moderate trails and steep downhills. I…

★★★★★ 4.5

Brooks

Catamount 3

RunRepeat found the Brooks Catamount 3 to have a cozier upper that enhances the overall fit, though breathability and durability could be better. iRunFar noted…

★★★★★ 4.5

Spring Energy