Calamorro Skyrace vs La Osera
Calamorro Skyrace (30km, 2200m D+) vs La Osera (45km, 2300m D+). Side-by-side comparison: distances, elevation, difficulty, mandatory gear and registration. Which one suits you best?
Advanced 
Advanced Physical profile
| Calamorro Skyrace | La Osera | |
|---|---|---|
| Date | 11 April 2026 | 16 May 2026 |
| Terrain | Mountain | Mountain |
| Difficulty | Advanced | Advanced |
| Max elevation gain | 2,200m D+ | 2,300m D+ |
Distances — Calamorro Skyrace
| Name | Km | D+ |
|---|---|---|
| Calamorro Skyrace 30K | 30 | 2,200 |
| CxM Calamorro 12.5K | 12.5 | 689 |
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
| Calamorro Skyrace | La Osera | |
|---|---|---|
| Location | Benalmádena, Andalusia | Paterna del Madera, Albacete, Castile-La Mancha |
| Distance between venues | 296 km | |
| Registration opens | — | — |
| Registration closes | — | — |
| Mandatory Gear | 0 mandatory items | 0 mandatory items |
| Official website | Visit | Visit |
Pack 360 — Services
Registration
Calamorro Skyrace
No recommendations
La Osera
No recommendations
Accommodation
Calamorro Skyrace
No recommendations
La Osera
No recommendations
Gear
Calamorro Skyrace
-
Salomon Speedcross 6Recommended for bothSalomon
La Osera
- Salomon Speedcross 6Recommended for both
Salomon
Nutrition
Calamorro Skyrace
-
Bocadillo de Guayaba Gourmet LatinoRecommended for bothGourmet Latino
La Osera
-
Maurten Gel 100Maurten
- Bocadillo de Guayaba Gourmet LatinoRecommended for both
Gourmet Latino
Transport
Calamorro Skyrace
No recommendations
La Osera
No recommendations
Car Rental
Calamorro Skyrace
-
Recommended for both -
Recommended for both
La Osera
- Recommended for both
- Recommended for both
Insurance
Calamorro Skyrace
No recommendations
La Osera
No recommendations
Body Care
Calamorro Skyrace
-
Buff CoolNet UV+Buff
La Osera
-
After Bite Xtra GelAfter Bite
Sun Protection
Calamorro Skyrace
-
Recommended for both
La Osera
- 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 Calamorro Skyrace. In terms of elevation gain, La Osera 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, Calamorro Skyrace 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.