101 Kilometres in 24 Hours - La Legión vs Ultra Trail Gredos
101 Kilometres in 24 Hours - La Legión (101km, 2819m D+) vs Ultra Trail Gredos (71km, 2322m D+). Side-by-side comparison: distances, elevation, difficulty, mandatory gear and registration. Which one suits you best?
Advanced 
Advanced Physical profile
| 101 Kilometres in 24 Hours - La Legión | Ultra Trail Gredos | |
|---|---|---|
| Date | 9 May 2026 | 19 September 2026 |
| Terrain | Mountain | Mountain |
| Difficulty | Advanced | Advanced |
| Max elevation gain | 2,819m D+ | 2,322m D+ |
Distances — 101 Kilometres in 24 Hours - La Legión
| Name | Km | D+ | Max Time |
|---|---|---|---|
| Individual March 101K | 101 | 2,819 | 24h |
Distances — Ultra Trail Gredos
| Name | Km | D+ |
|---|---|---|
| Ultra de Gredos 71K | 71 | 2,322 |
| Gran Trail de Gredos 54K | 54 | 1,341 |
| Maratón de Gredos 43K | 43 | 1,347 |
| Skyline de Gredos 33K | 33 | 691 |
| Media Maratón de Gredos 20K | 20 | 472 |
| 10K de Gredos | 10 | 168 |
Logistics & costs
| 101 Kilometres in 24 Hours - La Legión | Ultra Trail Gredos | |
|---|---|---|
| Location | Ronda, Málaga, Andalusia | Hoyos del Espino, Ávila, Castile and Leon |
| Distance between venues | 402 km | |
| Registration opens | 24 January 2026 | — |
| Registration closes | 30 April 2026 | 19 August 2026 |
| Mandatory Gear | 6 mandatory items | 4 mandatory items |
| Official website | Visit | Visit |
Pack 360 — Services
Registration
101 Kilometres in 24 Hours - La Legión
No recommendations
Ultra Trail Gredos
No recommendations
Accommodation
101 Kilometres in 24 Hours - La Legión
No recommendations
Ultra Trail Gredos
No recommendations
Gear
101 Kilometres in 24 Hours - La Legión
-
Salomon Speedcross 6Recommended for bothSalomon
Ultra Trail Gredos
- Salomon Speedcross 6Recommended for both
Salomon
-
Petzl Actik CorePetzl
-
-
Gore Wear R7 GTX ShakedryGore Wear
Nutrition
101 Kilometres in 24 Hours - La Legión
-
Bocadillo de Guayaba Gourmet LatinoGourmet Latino
Ultra Trail Gredos
-
Maurten Gel 100Maurten
-
Precision Fuel & Hydration PH 1500Precision Fuel & Hydration
-
-
Dátiles Medjool DorimedDorimed
Transport
101 Kilometres in 24 Hours - La Legión
No recommendations
Ultra Trail Gredos
No recommendations
Car Rental
101 Kilometres in 24 Hours - La Legión
-
Recommended for both -
Recommended for both
Ultra Trail Gredos
- Recommended for both
- Recommended for both
Insurance
101 Kilometres in 24 Hours - La Legión
No recommendations
Ultra Trail Gredos
No recommendations
Body Care
101 Kilometres in 24 Hours - La Legión
-
Julbo AerospeedJulbo
-
Buff CoolNet UV+Buff
-
Salomon Cross VisorSalomon
Ultra Trail Gredos
-
Compeed Ampollas Medianas DuploCompeed
-
Lurbel Desafío FourLurbel
Sun Protection
101 Kilometres in 24 Hours - La Legión
-
Recommended for both -
Recommended for both
Ultra Trail Gredos
- Recommended for both
-
Piz Buin Mountain SPF 50+Piz Buin
- Recommended for both
Summary
If you're looking for a longer distance, 101 Kilometres in 24 Hours - La Legión is the choice. If you prefer a shorter and more accessible race, consider Ultra Trail Gredos. In terms of elevation gain, 101 Kilometres in 24 Hours - La Legión is the more demanding option. Both races offer a complete Pack 360 with everything you need for race day.
Frequently asked questions
Which is harder, 101 Kilometres in 24 Hours - La Legión or Ultra Trail Gredos?
When does each race take place?
How many distances does each race offer?
What type of terrain does each race have?
Do I need the same mandatory gear for both?
Plan your race
Compare Spain's best trail running races side by side. Analyze distances, elevation, registration prices, mandatory gear and the complete Pack 360 to make the best decision.