Connemara International Marathon (Connemarathon) Half Marathon vs Clonakilty Waterfront Marathon Half Marathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofConnemara International Marathon (Connemarathon) Half Marathon or Clonakilty Waterfront Marathon Half Marathon — which comes out ahead?
Connemara International Marathon (Connemarathon) Half Marathon and Clonakilty Waterfront Marathon Half Marathon split the available advantages, so the better choice depends on which metric matters most to the runner.
Route comparison snapshot
Connemara International Marathon (Connemarathon) Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 2.0%
- flat grade share
- 60.9% Favoured
- lower ascent
- 239 m
- climbing density
- 11.3 m/km
- net elevation
- 29 m
- maximum grade
- 19.4%
Clonakilty Waterfront Marathon Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 1.5% Favoured
- flat grade share
- 55.3%
- lower ascent
- 265 m
- climbing density
- 12.6 m/km
- net elevation
- -8 m
- maximum grade
- 12.6%
| Metric | Connemara International Marathon (Connemarathon) Half Marathon | Clonakilty Waterfront Marathon Half Marathon |
|---|---|---|
| Flat grade share | 60.9% ✓ | 55.3% |
| GAP factor (% slower than flat) | 2.0% | 1.5% ✓ |
| Uphill share | 20.1% | 23.5% |
| Steep-up share | 4.6% | 6.1% |
| Downhill share | 19.0% | 21.2% |
| Total ascent (m) | 239 m | 265 m |
| Climbing density (m/km) | 11.3 m/km | 12.6 m/km |
| Longest climb length (m) | 1,860 m | 1,810 m |
| Longest climb gain (m) | 73 m | 66 m |
| Longest climb average grade | 3.9% | 3.6% |
| Total descent (m) | 210 m | 274 m |
| Net elevation (m) | 29 m | -8 m |
| Max absolute grade | 19.4% | 12.6% |
| Start elevation (m) | 13 m | 25 m |
| Finish elevation (m) | 42 m | 17 m |
| Scenic score | 100/100 | Unavailable |
| Conditions | 69/100 | Unavailable |
GAP factor (% slower than flat)
- Clonakilty Waterfront Marathon Half Marathon
- 1.5% 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
- Clonakilty Waterfront Marathon Half Marathon
- Unavailable
Conditions
- Clonakilty Waterfront Marathon Half Marathon
- 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 | Connemara International Marathon (Connemarathon) Half Marathon | Clonakilty Waterfront Marathon Half Marathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2027-04-25 (legacy event-level date). | Exact race date not confirmed. |
| Location | Connemara, County Galway, Ireland | Clonakilty, 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 | Point To Point | Unavailable |
| Surface | 100% of all three race distances is on road; there is no trail section. | Sealed roads |
| Terrain | Road | Beach |
| Scenery | Countryside, Mountain, Lakeside, Moorland, Waterfront, Coastal | Coastal, Waterfront, Countryside, Forest |
| Atmosphere | Scenic Tour, Wilderness, Destination | Scenic Tour, Destination, Community |
| Total ascent | 239 m | 265 m |
| Climbing density | 11.3 m/km | 12.6 m/km |
| Total descent | 210 m | 274 m |
| Net elevation | 29 m | -8 m |
| Max absolute grade | 19.4% | 12.6% |
| Flat grade share | 60.9% | 55.3% |
| GAP factor | 2.0% | 1.5% |
| Cutoff | 6:30:00 | Unavailable |
| Entry model | Open | Open |
Schedule
- Connemara International Marathon (Connemarathon) Half Marathon
Exact race date not confirmed. Event weekend starts 2027-04-25 (legacy event-level date).
- Clonakilty Waterfront Marathon Half Marathon
Exact race date not confirmed.
Location
- Connemara International Marathon (Connemarathon) Half Marathon
- Connemara, County Galway, Ireland
- Clonakilty Waterfront Marathon Half Marathon
- Clonakilty, Ireland
Actual distance
- Connemara International Marathon (Connemarathon) Half Marathon
- 21.1 km
- Clonakilty Waterfront Marathon Half Marathon
- 21.1 km
raceindex.org mapped route held
- Connemara International Marathon (Connemarathon) Half Marathon
- Held
- Clonakilty Waterfront Marathon Half Marathon
- Held
raceindex.org elevation profile held
- Connemara International Marathon (Connemarathon) Half Marathon
- Held
- Clonakilty Waterfront Marathon Half Marathon
- Held
Course type
- Connemara International Marathon (Connemarathon) Half Marathon
- Point To Point
- Clonakilty Waterfront Marathon Half Marathon
- Unavailable
Surface
- Connemara International Marathon (Connemarathon) Half Marathon
- 100% of all three race distances is on road; there is no trail section.
- Clonakilty Waterfront Marathon Half Marathon
- Sealed roads
Terrain
- Connemara International Marathon (Connemarathon) Half Marathon
- Road
- Clonakilty Waterfront Marathon Half Marathon
- Beach
Scenery
- Connemara International Marathon (Connemarathon) Half Marathon
- Countryside, Mountain, Lakeside, Moorland, Waterfront, Coastal
- Clonakilty Waterfront Marathon Half Marathon
- Coastal, Waterfront, Countryside, Forest
Atmosphere
- Connemara International Marathon (Connemarathon) Half Marathon
- Scenic Tour, Wilderness, Destination
- Clonakilty Waterfront Marathon Half Marathon
- Scenic Tour, Destination, Community
Total ascent
- Connemara International Marathon (Connemarathon) Half Marathon
- 239 m
- Clonakilty Waterfront Marathon Half Marathon
- 265 m
Climbing density
- Connemara International Marathon (Connemarathon) Half Marathon
- 11.3 m/km
- Clonakilty Waterfront Marathon Half Marathon
- 12.6 m/km
Total descent
- Connemara International Marathon (Connemarathon) Half Marathon
- 210 m
- Clonakilty Waterfront Marathon Half Marathon
- 274 m
Net elevation
- Connemara International Marathon (Connemarathon) Half Marathon
- 29 m
- Clonakilty Waterfront Marathon Half Marathon
- -8 m
Max absolute grade
- Connemara International Marathon (Connemarathon) Half Marathon
- 19.4%
- Clonakilty Waterfront Marathon Half Marathon
- 12.6%
Flat grade share
- Connemara International Marathon (Connemarathon) Half Marathon
- 60.9%
- Clonakilty Waterfront Marathon Half Marathon
- 55.3%
GAP factor
- Connemara International Marathon (Connemarathon) Half Marathon
- 2.0%
- Clonakilty Waterfront Marathon Half Marathon
- 1.5%
Cutoff
- Connemara International Marathon (Connemarathon) Half Marathon
- 6:30:00
- Clonakilty Waterfront Marathon Half Marathon
- Unavailable
Entry model
- Connemara International Marathon (Connemarathon) Half Marathon
- Open
- Clonakilty Waterfront Marathon 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, Connemara International Marathon (Connemarathon) Half Marathon or Clonakilty Waterfront Marathon Half Marathon?
Clonakilty Waterfront Marathon Half Marathon has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.