Gran Trail Trangoworld Aneto-Posets vs Ultra Sierra Nevada
Gran Trail Trangoworld Aneto-Posets (105km, 6760m D+) vs Ultra Sierra Nevada (100km, 6200m D+). Side-by-side comparison: distances, elevation, difficulty, mandatory gear and registration. Which one suits you best?
Elite 
Advanced Physical profile
| Gran Trail Trangoworld Aneto-Posets | Ultra Sierra Nevada | |
|---|---|---|
| Date | 16 July 2026 | 11 July 2026 |
| Terrain | Mountain | Mountain |
| Difficulty | Elite | Advanced |
| Max elevation gain | 6,760m D+ | 6,200m D+ |
| Max ITRA | — | 6 |
| UTMB Category | 100M | — |
Distances — Gran Trail Trangoworld Aneto-Posets
| Name | Km | D+ | Max Time |
|---|---|---|---|
| Gran Trail Aneto-Posets 105K | 105 | 6,760 | 36h |
| Vuelta al Aneto 55K | 55 | 3,630 | 18h |
| Maratón de las Tucas 42K | 42 | 2,500 | 12h |
| Vuelta a Cerler 27K | 27 | 1,250 | — |
| Vuelta al Molino de Cerler 11K | 11 | 460 | — |
| KV Aneto-Posets | 5.4 | 980 | — |
Distances — Ultra Sierra Nevada
| Name | Km | D+ | ITRA | Max Time |
|---|---|---|---|---|
| Ultra 100K | 100 | 6,200 | 6 | 30h |
| Marathon 42K | 42 | 2,800 | 3 | 14h |
| Trail 21K | 21 | 1,200 | 1 | 7h |
Logistics & costs
| Gran Trail Trangoworld Aneto-Posets | Ultra Sierra Nevada | |
|---|---|---|
| Location | Benasque, Aragon | Granada, Andalusia |
| Distance between venues | 699 km | |
| Registration opens | 12 January 2026 | 1 March 2026 |
| Registration closes | 30 June 2026 | 15 June 2026 |
| Mandatory Gear | 15 mandatory items | 6 mandatory items |
| Official website | Visit | Visit |
Pack 360 — Services
Registration
Gran Trail Trangoworld Aneto-Posets
No recommendations
Ultra Sierra Nevada
No recommendations
Accommodation
Gran Trail Trangoworld Aneto-Posets
No recommendations
Ultra Sierra Nevada
No recommendations
Gear
Gran Trail Trangoworld Aneto-Posets
-
Salomon Speedcross 6Recommended for bothSalomon
-
-
Salomon ADV Skin 12Salomon
-
Petzl Actik CorePetzl
-
Gore Wear R7 GTX ShakedryGore Wear
Ultra Sierra Nevada
- Salomon Speedcross 6Recommended for both
Salomon
Nutrition
Gran Trail Trangoworld Aneto-Posets
-
Maurten Gel 100Maurten
-
226ERS Isotonic Drink226ERS
-
Clif Bar Original Energy BarClif Bar
-
Bocadillo de Guayaba Gourmet LatinoRecommended for bothGourmet Latino
Ultra Sierra Nevada
- Bocadillo de Guayaba Gourmet LatinoRecommended for both
Gourmet Latino
Transport
Gran Trail Trangoworld Aneto-Posets
No recommendations
Ultra Sierra Nevada
No recommendations
Car Rental
Gran Trail Trangoworld Aneto-Posets
-
Recommended for both -
Recommended for both
Ultra Sierra Nevada
- Recommended for both
- Recommended for both
Insurance
Gran Trail Trangoworld Aneto-Posets
No recommendations
Ultra Sierra Nevada
No recommendations
Body Care
Gran Trail Trangoworld Aneto-Posets
-
Buff CoolNet UV+Recommended for bothBuff
-
Compressport ArmForce UltralightRecommended for bothCompressport
Ultra Sierra Nevada
-
Julbo AerospeedJulbo
- Buff CoolNet UV+Recommended for both
Buff
- Compressport ArmForce UltralightRecommended for both
Compressport
Sun Protection
Gran Trail Trangoworld Aneto-Posets
-
Recommended for both -
Piz Buin Mountain SPF 50+Recommended for bothPiz Buin
-
Recommended for both
Ultra Sierra Nevada
- Recommended for both
- Recommended for both
- Piz Buin Mountain SPF 50+Recommended for both
Piz Buin
Summary
If you're looking for a longer distance, Gran Trail Trangoworld Aneto-Posets is the choice. If you prefer a shorter and more accessible race, consider Ultra Sierra Nevada. In terms of elevation gain, Gran Trail Trangoworld Aneto-Posets 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, Gran Trail Trangoworld Aneto-Posets or Ultra Sierra Nevada?
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.