Flat grade share
- Ethias 15 km de Liège Métropole
- 62.2% Favoured
Ethias 15 km de Liège Métropole vs Ethias 15 km de Liège Métropole 24K
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofEthias 15 km de Liège Métropole or Ethias 15 km de Liège Métropole 24K — which comes out ahead?
Ethias 15 km de Liège Métropole has the stronger available profile on flat grade share and course flatness.
Route comparison snapshot
Ethias 15 km de Liège Métropole
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 1.8% Favoured
- flat grade share
- 62.2% Favoured
- lower ascent
- 177 m
- climbing density
- 11.8 m/km
- net elevation
- 1 m
- maximum grade
- 20.2%
Ethias 15 km de Liège Métropole 24K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 8.9%
- flat grade share
- 27.6%
- lower ascent
- 759 m
- climbing density
- 31.6 m/km
- net elevation
- -47 m
- maximum grade
- 39.7%
| Metric | Ethias 15 km de Liège Métropole | Ethias 15 km de Liège Métropole 24K |
|---|---|---|
| Flat grade share | 62.2% ✓ | 27.6% |
| GAP factor (% slower than flat) | 1.8% ✓ | 8.9% |
| Uphill share | 18.1% | 36.0% |
| Steep-up share | 4.6% | 19.3% |
| Downhill share | 19.7% | 36.4% |
| Total ascent (m) | 177 m | 759 m |
| Climbing density (m/km) | 11.8 m/km | 31.6 m/km |
| Longest climb length (m) | 760 m | 1,990 m |
| Longest climb gain (m) | 45 m | 104 m |
| Longest climb average grade | 5.9% | 5.2% |
| Total descent (m) | 176 m | 806 m |
| Net elevation (m) | 1 m | -47 m |
| Max absolute grade | 20.2% | 39.7% |
| Start elevation (m) | 63 m | 111 m |
| Finish elevation (m) | 64 m | 64 m |
| Scenic score | 45/100 | 70/100 ✓ |
| Conditions | 89/100 | 89/100 |
GAP factor (% slower than flat)
- Ethias 15 km de Liège Métropole
- 1.8% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Ethias 15 km de Liège Métropole
- 11.8 m/km
- Ethias 15 km de Liège Métropole 24K
- 31.6 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)
Scenic score
- Ethias 15 km de Liège Métropole 24K
- 70/100 Favoured
Conditions
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.
Same-distance comparisons are most meaningful; cross-distance metrics are contextual.
Race facts that change the decision
| Fact | Ethias 15 km de Liège Métropole | Ethias 15 km de Liège Métropole 24K |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2027-04-11 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-04-11 (legacy event-level date). |
| Location | Liège, Belgium | Liège, Belgium |
| Actual distance | 15 km | 24 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Unavailable | Point To Point |
| Surface | Unavailable | Asphalt |
| Elevation character | Rolling | Unavailable |
| Terrain | Road | Unavailable |
| Scenery | City, Riverside, Historic, Parkland | Riverside, City, Historic, Parkland |
| Atmosphere | Big City, Festival, Community | Big City, Festival, Community |
| Technicality | Moderate | Unavailable |
| Total ascent | 177 m | 759 m |
| Climbing density | 11.8 m/km | 31.6 m/km |
| Total descent | 176 m | 806 m |
| Net elevation | 1 m | -47 m |
| Max absolute grade | 20.2% | 39.7% |
| Flat grade share | 62.2% | 27.6% |
| GAP factor | 1.8% | 8.9% |
| Entry model | Open | Open |
Schedule
- Ethias 15 km de Liège Métropole
Exact race date not confirmed. Event weekend starts 2027-04-11 (legacy event-level date).
- Ethias 15 km de Liège Métropole 24K
Exact race date not confirmed. Event weekend starts 2027-04-11 (legacy event-level date).
Location
- Ethias 15 km de Liège Métropole
- Liège, Belgium
- Ethias 15 km de Liège Métropole 24K
- Liège, Belgium
Actual distance
- Ethias 15 km de Liège Métropole
- 15 km
- Ethias 15 km de Liège Métropole 24K
- 24 km
raceindex.org mapped route held
- Ethias 15 km de Liège Métropole
- Held
- Ethias 15 km de Liège Métropole 24K
- Held
raceindex.org elevation profile held
- Ethias 15 km de Liège Métropole
- Held
- Ethias 15 km de Liège Métropole 24K
- Held
Course type
- Ethias 15 km de Liège Métropole
- Unavailable
- Ethias 15 km de Liège Métropole 24K
- Point To Point
Surface
- Ethias 15 km de Liège Métropole
- Unavailable
- Ethias 15 km de Liège Métropole 24K
- Asphalt
Elevation character
- Ethias 15 km de Liège Métropole
- Rolling
- Ethias 15 km de Liège Métropole 24K
- Unavailable
Terrain
- Ethias 15 km de Liège Métropole
- Road
- Ethias 15 km de Liège Métropole 24K
- Unavailable
Scenery
- Ethias 15 km de Liège Métropole
- City, Riverside, Historic, Parkland
- Ethias 15 km de Liège Métropole 24K
- Riverside, City, Historic, Parkland
Atmosphere
- Ethias 15 km de Liège Métropole
- Big City, Festival, Community
- Ethias 15 km de Liège Métropole 24K
- Big City, Festival, Community
Technicality
- Ethias 15 km de Liège Métropole
- Moderate
- Ethias 15 km de Liège Métropole 24K
- Unavailable
Total ascent
- Ethias 15 km de Liège Métropole
- 177 m
- Ethias 15 km de Liège Métropole 24K
- 759 m
Climbing density
- Ethias 15 km de Liège Métropole
- 11.8 m/km
- Ethias 15 km de Liège Métropole 24K
- 31.6 m/km
Total descent
- Ethias 15 km de Liège Métropole
- 176 m
- Ethias 15 km de Liège Métropole 24K
- 806 m
Net elevation
- Ethias 15 km de Liège Métropole
- 1 m
- Ethias 15 km de Liège Métropole 24K
- -47 m
Max absolute grade
- Ethias 15 km de Liège Métropole
- 20.2%
- Ethias 15 km de Liège Métropole 24K
- 39.7%
Flat grade share
- Ethias 15 km de Liège Métropole
- 62.2%
- Ethias 15 km de Liège Métropole 24K
- 27.6%
GAP factor
- Ethias 15 km de Liège Métropole
- 1.8%
- Ethias 15 km de Liège Métropole 24K
- 8.9%
Entry model
- Ethias 15 km de Liège Métropole
- Open
- Ethias 15 km de Liège Métropole 24K
- Open
Facts are shown only when they exist in the sourced race record; Not held means no sourced value is held for that race.
Common questions
Which is flatter, Ethias 15 km de Liège Métropole or Ethias 15 km de Liège Métropole 24K?
Ethias 15 km de Liège Métropole has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.