Flat grade share
- Regeneron Great Limerick Run Half Marathon
- 80.6% Favoured
Regeneron Great Limerick Run Half Marathon vs Connemara International Marathon (Connemarathon) Half Marathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofRegeneron Great Limerick Run Half Marathon or Connemara International Marathon (Connemarathon) Half Marathon — which comes out ahead?
Regeneron Great Limerick Run Half Marathon has the stronger available profile on flat grade share, course flatness and conditions.
Route comparison snapshot
Regeneron Great Limerick Run Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.2% Favoured
- flat grade share
- 80.6% Favoured
- lower ascent
- 114 m
- climbing density
- 5.4 m/km
- net elevation
- -3 m
- maximum grade
- 5.4%
Connemara International Marathon (Connemarathon) Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 2.0%
- flat grade share
- 60.9%
- lower ascent
- 239 m
- climbing density
- 11.3 m/km
- net elevation
- 29 m
- maximum grade
- 19.4%
| Metric | Regeneron Great Limerick Run Half Marathon | Connemara International Marathon (Connemarathon) Half Marathon |
|---|---|---|
| Flat grade share | 80.6% ✓ | 60.9% |
| GAP factor (% slower than flat) | 0.2% ✓ | 2.0% |
| Uphill share | 9.7% | 20.1% |
| Steep-up share | 0.0% | 4.6% |
| Downhill share | 9.7% | 19.0% |
| Total ascent (m) | 114 m | 239 m |
| Climbing density (m/km) | 5.4 m/km | 11.3 m/km |
| Longest climb length (m) | 1,110 m | 1,860 m |
| Longest climb gain (m) | 19 m | 73 m |
| Longest climb average grade | 1.7% | 3.9% |
| Total descent (m) | 117 m | 210 m |
| Net elevation (m) | -3 m | 29 m |
| Max absolute grade | 5.4% | 19.4% |
| Start elevation (m) | 16 m | 13 m |
| Finish elevation (m) | 13 m | 42 m |
| Scenic score | 60/100 | 100/100 ✓ |
| Conditions | 87/100 ✓ | 69/100 |
GAP factor (% slower than flat)
- Regeneron Great Limerick Run Half Marathon
- 0.2% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (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
- Connemara International Marathon (Connemarathon) Half Marathon
- 100/100 Favoured
Conditions
- Regeneron Great Limerick Run Half Marathon
- 87/100 Favoured
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 | Regeneron Great Limerick Run Half Marathon | Connemara International Marathon (Connemarathon) Half Marathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2027-05-02 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-04-25 (legacy event-level date). |
| Location | Limerick, Ireland | Connemara, County Galway, Ireland |
| Actual distance | 21.1 km | 21.1 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Unavailable | Point To Point |
| Surface | Road | 100% of all three race distances is on road; there is no trail section. |
| Elevation character | Flat | Unavailable |
| Terrain | Road | Road |
| Scenery | City, Waterfront, Countryside, Riverside, Historic | Countryside, Mountain, Lakeside, Moorland, Waterfront, Coastal |
| Atmosphere | Big City, Community, Festival | Scenic Tour, Wilderness, Destination |
| Total ascent | 114 m | 239 m |
| Climbing density | 5.4 m/km | 11.3 m/km |
| Total descent | 117 m | 210 m |
| Net elevation | -3 m | 29 m |
| Max absolute grade | 5.4% | 19.4% |
| Flat grade share | 80.6% | 60.9% |
| GAP factor | 0.2% | 2.0% |
| Cutoff | Unavailable | 6:30:00 |
| Entry model | Open | Open |
Schedule
- Regeneron Great Limerick Run Half Marathon
Exact race date not confirmed. Event weekend starts 2027-05-02 (legacy event-level date).
- Connemara International Marathon (Connemarathon) Half Marathon
Exact race date not confirmed. Event weekend starts 2027-04-25 (legacy event-level date).
Location
- Regeneron Great Limerick Run Half Marathon
- Limerick, Ireland
- Connemara International Marathon (Connemarathon) Half Marathon
- Connemara, County Galway, Ireland
Actual distance
- Regeneron Great Limerick Run Half Marathon
- 21.1 km
- Connemara International Marathon (Connemarathon) Half Marathon
- 21.1 km
raceindex.org mapped route held
- Regeneron Great Limerick Run Half Marathon
- Held
- Connemara International Marathon (Connemarathon) Half Marathon
- Held
raceindex.org elevation profile held
- Regeneron Great Limerick Run Half Marathon
- Held
- Connemara International Marathon (Connemarathon) Half Marathon
- Held
Course type
- Regeneron Great Limerick Run Half Marathon
- Unavailable
- Connemara International Marathon (Connemarathon) Half Marathon
- Point To Point
Surface
- Regeneron Great Limerick Run Half Marathon
- Road
- Connemara International Marathon (Connemarathon) Half Marathon
- 100% of all three race distances is on road; there is no trail section.
Elevation character
- Regeneron Great Limerick Run Half Marathon
- Flat
- Connemara International Marathon (Connemarathon) Half Marathon
- Unavailable
Terrain
- Regeneron Great Limerick Run Half Marathon
- Road
- Connemara International Marathon (Connemarathon) Half Marathon
- Road
Scenery
- Regeneron Great Limerick Run Half Marathon
- City, Waterfront, Countryside, Riverside, Historic
- Connemara International Marathon (Connemarathon) Half Marathon
- Countryside, Mountain, Lakeside, Moorland, Waterfront, Coastal
Atmosphere
- Regeneron Great Limerick Run Half Marathon
- Big City, Community, Festival
- Connemara International Marathon (Connemarathon) Half Marathon
- Scenic Tour, Wilderness, Destination
Total ascent
- Regeneron Great Limerick Run Half Marathon
- 114 m
- Connemara International Marathon (Connemarathon) Half Marathon
- 239 m
Climbing density
- Regeneron Great Limerick Run Half Marathon
- 5.4 m/km
- Connemara International Marathon (Connemarathon) Half Marathon
- 11.3 m/km
Total descent
- Regeneron Great Limerick Run Half Marathon
- 117 m
- Connemara International Marathon (Connemarathon) Half Marathon
- 210 m
Net elevation
- Regeneron Great Limerick Run Half Marathon
- -3 m
- Connemara International Marathon (Connemarathon) Half Marathon
- 29 m
Max absolute grade
- Regeneron Great Limerick Run Half Marathon
- 5.4%
- Connemara International Marathon (Connemarathon) Half Marathon
- 19.4%
Flat grade share
- Regeneron Great Limerick Run Half Marathon
- 80.6%
- Connemara International Marathon (Connemarathon) Half Marathon
- 60.9%
GAP factor
- Regeneron Great Limerick Run Half Marathon
- 0.2%
- Connemara International Marathon (Connemarathon) Half Marathon
- 2.0%
Cutoff
- Regeneron Great Limerick Run Half Marathon
- Unavailable
- Connemara International Marathon (Connemarathon) Half Marathon
- 6:30:00
Entry model
- Regeneron Great Limerick Run Half Marathon
- Open
- Connemara International Marathon (Connemarathon) Half Marathon
- 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, Regeneron Great Limerick Run Half Marathon or Connemara International Marathon (Connemarathon) Half Marathon?
Regeneron Great Limerick Run Half Marathon has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.