Garmin Epic Trail Vall de Boí vs La Osera
Garmin Epic Trail Vall de Boí (42km, 2800m D+) vs La Osera (45km, 2300m D+). Side-by-side comparison: distances, elevation, difficulty, mandatory gear and registration. Which one suits you best?
Elite 
Advanced Physical profile
| Garmin Epic Trail Vall de Boí | La Osera | |
|---|---|---|
| Date | 27 June 2026 | 16 May 2026 |
| Terrain | Mountain | Mountain |
| Difficulty | Elite | Advanced |
| Max elevation gain | 2,800m D+ | 2,300m D+ |
Distances — Garmin Epic Trail Vall de Boí
| Name | Km | D+ | Max Time |
|---|---|---|---|
| Marathon 42K | 42 | 2,800 | 12h |
| Sky 24K | 24 | 1,900 | 7h |
| Speed 12K | 12 | 500 | 3h |
Distances — La Osera
| Name | Km | D+ |
|---|---|---|
| Marathon 45K | 45 | 2,300 |
| Half Marathon 25K | 25 | 1,300 |
| Sprint Trail 12K | 12 | 600 |
| Hiking 12K | 12 | 600 |
Logistics & costs
| Garmin Epic Trail Vall de Boí | La Osera | |
|---|---|---|
| Location | Barruera, Vall de Boí, Catalonia | Paterna del Madera, Albacete, Castile-La Mancha |
| Distance between venues | 510 km | |
| Registration opens | 15 January 2026 | — |
| Registration closes | 15 June 2026 | — |
| Mandatory Gear | 5 mandatory items | 0 mandatory items |
| Official website | Visit | Visit |
Pack 360 — Services
Registration
Garmin Epic Trail Vall de Boí
No recommendations
La Osera
No recommendations
Accommodation
Garmin Epic Trail Vall de Boí
No recommendations
La Osera
No recommendations
Gear
Garmin Epic Trail Vall de Boí
-
Salomon Speedcross 6Recommended for bothSalomon
-
-
Gore Wear R7 GTX ShakedryGore Wear
La Osera
- Salomon Speedcross 6Recommended for both
Salomon
Nutrition
Garmin Epic Trail Vall de Boí
-
Maurten Gel 100Recommended for bothMaurten
-
Precision Fuel & Hydration PH 1500Precision Fuel & Hydration
-
Bocadillo de Guayaba Gourmet LatinoRecommended for bothGourmet Latino
La Osera
- Maurten Gel 100Recommended for both
Maurten
- Bocadillo de Guayaba Gourmet LatinoRecommended for both
Gourmet Latino
Transport
Garmin Epic Trail Vall de Boí
No recommendations
La Osera
No recommendations
Car Rental
Garmin Epic Trail Vall de Boí
-
Recommended for both -
Recommended for both
La Osera
- Recommended for both
- Recommended for both
Insurance
Garmin Epic Trail Vall de Boí
No recommendations
La Osera
No recommendations
Body Care
Garmin Epic Trail Vall de Boí
No recommendations
La Osera
-
After Bite Xtra GelAfter Bite
Sun Protection
Garmin Epic Trail Vall de Boí
-
Recommended for both -
Recommended for both
La Osera
- Recommended for both
- Recommended for both
Summary
If you're looking for a longer distance, La Osera is the choice. If you prefer a shorter and more accessible race, consider Garmin Epic Trail Vall de Boí. In terms of elevation gain, Garmin Epic Trail Vall de Boí 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, Garmin Epic Trail Vall de Boí or La Osera?
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.