Flat grade share
- The Original Las Vegas Marathon Half Marathon
- 75.4% Favoured
Carson Canyons Super-K Trail Runs Half Marathon vs The Original Las Vegas Marathon Half Marathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofCarson Canyons Super-K Trail Runs Half Marathon or The Original Las Vegas Marathon Half Marathon — which comes out ahead?
Carson Canyons Super-K Trail Runs Half Marathon and The Original Las Vegas Marathon Half Marathon split the available advantages, so the better choice depends on which metric matters most to the runner.
Route comparison snapshot
Carson Canyons Super-K Trail Runs Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 5.1%
- flat grade share
- 14.6%
- lower ascent
- 603 m
- climbing density
- 27.4 m/km
- net elevation
- 13 m
- maximum grade
- 15.2%
The Original Las Vegas Marathon Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.6% Favoured
- flat grade share
- 75.4% Favoured
- lower ascent
- 164 m
- climbing density
- 7.8 m/km
- net elevation
- 0 m
- maximum grade
- 11.9%
| Metric | Carson Canyons Super-K Trail Runs Half Marathon | The Original Las Vegas Marathon Half Marathon |
|---|---|---|
| Flat grade share | 14.6% | 75.4% ✓ |
| GAP factor (% slower than flat) | 5.1% | 0.6% ✓ |
| Uphill share | 42.9% | 12.2% |
| Steep-up share | 20.0% | 0.9% |
| Downhill share | 42.5% | 12.4% |
| Total ascent (m) | 603 m | 164 m |
| Climbing density (m/km) | 27.4 m/km | 7.8 m/km |
| Longest climb length (m) | 3,970 m | 2,330 m |
| Longest climb gain (m) | 232 m | 28 m |
| Longest climb average grade | 5.8% | 1.2% |
| Total descent (m) | 590 m | 164 m |
| Net elevation (m) | 13 m | 0 m |
| Max absolute grade | 15.2% | 11.9% |
| Start elevation (m) | 1,461 m | 751 m |
| Finish elevation (m) | 1,474 m | 751 m |
| Scenic score | 100/100 ✓ | 68/100 |
| Conditions | 75/100 ✓ | 55/100 |
GAP factor (% slower than flat)
- The Original Las Vegas Marathon Half Marathon
- 0.6% 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
- Carson Canyons Super-K Trail Runs Half Marathon
- 100/100 Favoured
Conditions
- Carson Canyons Super-K Trail Runs Half Marathon
- 75/100 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 | Carson Canyons Super-K Trail Runs Half Marathon | The Original Las Vegas Marathon Half Marathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-09-19 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-10-11 (legacy event-level date). |
| Location | Carson City, Nevada | Henderson, Nevada |
| Actual distance | 22 km | 21.1 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Surface | About 1.5 miles of pavement at the start, then primarily single track trail | Unavailable |
| Elevation character | Mountainous | Unavailable |
| Terrain | Road, Trail, Mixed | Road, Trail |
| Scenery | Canyon, Countryside, City, Parkland, Mountain, Forest, Desert | Waterfront, Countryside, Desert, Mountain |
| Atmosphere | Scenic Tour, Wilderness, Community | Community, Destination |
| Technicality | Moderate | Unavailable |
| Total ascent | 603 m | 164 m |
| Climbing density | 27.4 m/km | 7.8 m/km |
| Total descent | 590 m | 164 m |
| Net elevation | 13 m | 0 m |
| Max absolute grade | 15.2% | 11.9% |
| Flat grade share | 14.6% | 75.4% |
| GAP factor | 5.1% | 0.6% |
| Entry model | Open | Open |
Schedule
- Carson Canyons Super-K Trail Runs Half Marathon
Exact race date not confirmed. Event weekend starts 2026-09-19 (legacy event-level date).
- The Original Las Vegas Marathon Half Marathon
Exact race date not confirmed. Event weekend starts 2026-10-11 (legacy event-level date).
Location
- Carson Canyons Super-K Trail Runs Half Marathon
- Carson City, Nevada
- The Original Las Vegas Marathon Half Marathon
- Henderson, Nevada
Actual distance
- Carson Canyons Super-K Trail Runs Half Marathon
- 22 km
- The Original Las Vegas Marathon Half Marathon
- 21.1 km
raceindex.org mapped route held
- Carson Canyons Super-K Trail Runs Half Marathon
- Held
- The Original Las Vegas Marathon Half Marathon
- Held
raceindex.org elevation profile held
- Carson Canyons Super-K Trail Runs Half Marathon
- Held
- The Original Las Vegas Marathon Half Marathon
- Held
Surface
- Carson Canyons Super-K Trail Runs Half Marathon
- About 1.5 miles of pavement at the start, then primarily single track trail
- The Original Las Vegas Marathon Half Marathon
- Unavailable
Elevation character
- Carson Canyons Super-K Trail Runs Half Marathon
- Mountainous
- The Original Las Vegas Marathon Half Marathon
- Unavailable
Terrain
- Carson Canyons Super-K Trail Runs Half Marathon
- Road, Trail, Mixed
- The Original Las Vegas Marathon Half Marathon
- Road, Trail
Scenery
- Carson Canyons Super-K Trail Runs Half Marathon
- Canyon, Countryside, City, Parkland, Mountain, Forest, Desert
- The Original Las Vegas Marathon Half Marathon
- Waterfront, Countryside, Desert, Mountain
Atmosphere
- Carson Canyons Super-K Trail Runs Half Marathon
- Scenic Tour, Wilderness, Community
- The Original Las Vegas Marathon Half Marathon
- Community, Destination
Technicality
- Carson Canyons Super-K Trail Runs Half Marathon
- Moderate
- The Original Las Vegas Marathon Half Marathon
- Unavailable
Total ascent
- Carson Canyons Super-K Trail Runs Half Marathon
- 603 m
- The Original Las Vegas Marathon Half Marathon
- 164 m
Climbing density
- Carson Canyons Super-K Trail Runs Half Marathon
- 27.4 m/km
- The Original Las Vegas Marathon Half Marathon
- 7.8 m/km
Total descent
- Carson Canyons Super-K Trail Runs Half Marathon
- 590 m
- The Original Las Vegas Marathon Half Marathon
- 164 m
Net elevation
- Carson Canyons Super-K Trail Runs Half Marathon
- 13 m
- The Original Las Vegas Marathon Half Marathon
- 0 m
Max absolute grade
- Carson Canyons Super-K Trail Runs Half Marathon
- 15.2%
- The Original Las Vegas Marathon Half Marathon
- 11.9%
Flat grade share
- Carson Canyons Super-K Trail Runs Half Marathon
- 14.6%
- The Original Las Vegas Marathon Half Marathon
- 75.4%
GAP factor
- Carson Canyons Super-K Trail Runs Half Marathon
- 5.1%
- The Original Las Vegas Marathon Half Marathon
- 0.6%
Entry model
- Carson Canyons Super-K Trail Runs Half Marathon
- Open
- The Original Las Vegas 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, Carson Canyons Super-K Trail Runs Half Marathon or The Original Las Vegas Marathon Half Marathon?
The Original Las Vegas Marathon Half Marathon has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.