Flat grade share
- Endurancelife Pembrokeshire Ultramarathon
- 32.6% Favoured
Endurancelife Pembrokeshire Ultramarathon vs Ultra-Trail Snowdonia by UTMB
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofEndurancelife Pembrokeshire Ultramarathon or Ultra-Trail Snowdonia by UTMB — which comes out ahead?
Endurancelife Pembrokeshire Ultramarathon has the stronger available profile on flat grade share and conditions.
Route comparison snapshot
Endurancelife Pembrokeshire Ultramarathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 5.2%
- flat grade share
- 32.6% Favoured
- lower ascent
- 1,270 m
- climbing density
- 22.8 m/km
- net elevation
- 1 m
- maximum grade
- 29.0%
Ultra-Trail Snowdonia by UTMB
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- Unavailable
- flat grade share
- 15.8%
- lower ascent
- 9,055 m
- climbing density
- 55.6 m/km
- net elevation
- -0 m
- maximum grade
- 59.5%
| Metric | Endurancelife Pembrokeshire Ultramarathon | Ultra-Trail Snowdonia by UTMB |
|---|---|---|
| Flat grade share | 32.6% ✓ | 15.8% |
| GAP factor (% slower than flat) | 5.2% | Unavailable |
| Uphill share | 35.0% | 40.8% |
| Steep-up share | 13.3% | 31.1% |
| Downhill share | 32.4% | 43.4% |
| Total ascent (m) | 1,270 m | 9,055 m |
| Climbing density (m/km) | 22.8 m/km | 55.6 m/km |
| Longest climb length (m) | 890 m | 6,930 m |
| Longest climb gain (m) | 48 m | 885 m |
| Longest climb average grade | 5.4% | 12.8% |
| Total descent (m) | 1,269 m | 9,055 m |
| Net elevation (m) | 1 m | -0 m |
| Max absolute grade | 29.0% | 59.5% |
| Start elevation (m) | 33 m | 105 m |
| Finish elevation (m) | 34 m | 105 m |
| Median finish context (s) | Unavailable | 41:52:42 |
| Value | Unavailable | 41/100 |
| Scenic score | 100/100 | 100/100 |
| Conditions | 84/100 ✓ | 79/100 |
| Entry fee (GBP) | Unavailable | £259 |
| Lowest modelled true cost (GBP) | Unavailable | £389 |
GAP factor (% slower than flat)
- Ultra-Trail Snowdonia by UTMB
- Unavailable
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Ultra-Trail Snowdonia by UTMB
- 55.6 m/km
Longest climb length (m)
Longest climb gain (m)
Longest climb average grade
Total descent (m)
Net elevation (m)
Max absolute grade
Start elevation (m)
Finish elevation (m)
Median finish context (s)
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
- Ultra-Trail Snowdonia by UTMB
- 41:52:42
Value
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
Scenic score
Conditions
- Endurancelife Pembrokeshire Ultramarathon
- 84/100 Favoured
Entry fee (GBP)
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
Lowest modelled true cost (GBP)
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
Only metrics available for at least one side are shown. A ✓ marks the better value for each metric (higher-is-better aware). Scores are out of 100 when available. Ascent, climbing density, max absolute grade and median finish describe course or field context and are not marked as better or worse.
Race facts that change the decision
| Fact | Endurancelife Pembrokeshire Ultramarathon | Ultra-Trail Snowdonia by UTMB |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-04-25 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-05-15 (legacy event-level date). |
| Location | Little Haven, Wales | Llanberis, Wales |
| Actual distance | 55.8 km | 163 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Point To Point | Loop |
| Surface | Grass, trail, beach and coast path | Trail |
| Elevation character | Hilly | Mountainous |
| Terrain | Trail, Beach, Road | Trail, Fell |
| Scenery | Coastal, Parkland, Desert, Island, Countryside | Mountain, Lakeside, Parkland, Countryside, Moorland, Riverside, Historic |
| Atmosphere | Wilderness, Scenic Tour, Community | Wilderness, Destination, Competitive |
| Technicality | Unavailable | Very Technical |
| Total ascent | 1,270 m | 9,055 m |
| Climbing density | 22.8 m/km | 55.6 m/km |
| Total descent | 1,269 m | 9,055 m |
| Net elevation | 1 m | -0 m |
| Max absolute grade | 29.0% | 59.5% |
| Flat grade share | 32.6% | 15.8% |
| GAP factor | 5.2% | Unavailable |
| Cutoff | Unavailable | 48:00:00 |
| Latest finishers | Unavailable | 112 |
| Entry model | Open | Qualifier |
| Entry fee | Unavailable | £259 |
| Lowest modelled true cost | Unavailable | £389 |
| Cost model origin | Unavailable | National Average |
Schedule
- Endurancelife Pembrokeshire Ultramarathon
Exact race date not confirmed. Event weekend starts 2026-04-25 (legacy event-level date).
- Ultra-Trail Snowdonia by UTMB
Exact race date not confirmed. Event weekend starts 2026-05-15 (legacy event-level date).
Location
- Endurancelife Pembrokeshire Ultramarathon
- Little Haven, Wales
- Ultra-Trail Snowdonia by UTMB
- Llanberis, Wales
Actual distance
- Endurancelife Pembrokeshire Ultramarathon
- 55.8 km
- Ultra-Trail Snowdonia by UTMB
- 163 km
raceindex.org mapped route held
- Endurancelife Pembrokeshire Ultramarathon
- Held
- Ultra-Trail Snowdonia by UTMB
- Held
raceindex.org elevation profile held
- Endurancelife Pembrokeshire Ultramarathon
- Held
- Ultra-Trail Snowdonia by UTMB
- Held
Course type
- Endurancelife Pembrokeshire Ultramarathon
- Point To Point
- Ultra-Trail Snowdonia by UTMB
- Loop
Surface
- Endurancelife Pembrokeshire Ultramarathon
- Grass, trail, beach and coast path
- Ultra-Trail Snowdonia by UTMB
- Trail
Elevation character
- Endurancelife Pembrokeshire Ultramarathon
- Hilly
- Ultra-Trail Snowdonia by UTMB
- Mountainous
Terrain
- Endurancelife Pembrokeshire Ultramarathon
- Trail, Beach, Road
- Ultra-Trail Snowdonia by UTMB
- Trail, Fell
Scenery
- Endurancelife Pembrokeshire Ultramarathon
- Coastal, Parkland, Desert, Island, Countryside
- Ultra-Trail Snowdonia by UTMB
- Mountain, Lakeside, Parkland, Countryside, Moorland, Riverside, Historic
Atmosphere
- Endurancelife Pembrokeshire Ultramarathon
- Wilderness, Scenic Tour, Community
- Ultra-Trail Snowdonia by UTMB
- Wilderness, Destination, Competitive
Technicality
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
- Ultra-Trail Snowdonia by UTMB
- Very Technical
Total ascent
- Endurancelife Pembrokeshire Ultramarathon
- 1,270 m
- Ultra-Trail Snowdonia by UTMB
- 9,055 m
Climbing density
- Endurancelife Pembrokeshire Ultramarathon
- 22.8 m/km
- Ultra-Trail Snowdonia by UTMB
- 55.6 m/km
Total descent
- Endurancelife Pembrokeshire Ultramarathon
- 1,269 m
- Ultra-Trail Snowdonia by UTMB
- 9,055 m
Net elevation
- Endurancelife Pembrokeshire Ultramarathon
- 1 m
- Ultra-Trail Snowdonia by UTMB
- -0 m
Max absolute grade
- Endurancelife Pembrokeshire Ultramarathon
- 29.0%
- Ultra-Trail Snowdonia by UTMB
- 59.5%
Flat grade share
- Endurancelife Pembrokeshire Ultramarathon
- 32.6%
- Ultra-Trail Snowdonia by UTMB
- 15.8%
GAP factor
- Endurancelife Pembrokeshire Ultramarathon
- 5.2%
- Ultra-Trail Snowdonia by UTMB
- Unavailable
Cutoff
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
- Ultra-Trail Snowdonia by UTMB
- 48:00:00
Latest finishers
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
- Ultra-Trail Snowdonia by UTMB
- 112
Entry model
- Endurancelife Pembrokeshire Ultramarathon
- Open
- Ultra-Trail Snowdonia by UTMB
- Qualifier
Entry fee
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
- Ultra-Trail Snowdonia by UTMB
- £259
Lowest modelled true cost
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
- Ultra-Trail Snowdonia by UTMB
- £389
Cost model origin
- Endurancelife Pembrokeshire Ultramarathon
- Unavailable
- Ultra-Trail Snowdonia by UTMB
- National Average
Facts are shown only when they exist in the sourced race record; Not held means no sourced value is held for that race.