Flat grade share
- Helvetia Half Marathon 10K
- 83.1% Favoured
OTC Butte to Butte (Eugene) 10K vs Helvetia Half Marathon 10K
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofOTC Butte to Butte (Eugene) 10K or Helvetia Half Marathon 10K — which comes out ahead?
OTC Butte to Butte (Eugene) 10K and Helvetia Half Marathon 10K split the available advantages, so the better choice depends on which metric matters most to the runner.
Route comparison snapshot
OTC Butte to Butte (Eugene) 10K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- -0.1% Favoured
- flat grade share
- 64.6%
- lower ascent
- 99 m
- climbing density
- 9.9 m/km
- net elevation
- -34 m
- maximum grade
- 11.8%
Helvetia Half Marathon 10K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.4%
- flat grade share
- 83.1% Favoured
- lower ascent
- 51 m
- climbing density
- 5.1 m/km
- net elevation
- 2 m
- maximum grade
- 5.4%
| Metric | OTC Butte to Butte (Eugene) 10K | Helvetia Half Marathon 10K |
|---|---|---|
| Flat grade share | 64.6% | 83.1% ✓ |
| GAP factor (% slower than flat) | -0.1% ✓ | 0.4% |
| Uphill share | 15.1% | 6.6% |
| Steep-up share | 6.2% | 0.0% |
| Downhill share | 20.3% | 10.3% |
| Total ascent (m) | 99 m | 51 m |
| Climbing density (m/km) | 9.9 m/km | 5.1 m/km |
| Longest climb length (m) | 670 m | 680 m |
| Longest climb gain (m) | 42 m | 11 m |
| Longest climb average grade | 6.3% | 1.6% |
| Total descent (m) | 133 m | 49 m |
| Net elevation (m) | -34 m | 2 m |
| Max absolute grade | 11.8% | 5.4% |
| Start elevation (m) | 165 m | 65 m |
| Finish elevation (m) | 131 m | 67 m |
| Scenic score | 59/100 ✓ | 38/100 |
| Conditions | 68/100 | 78/100 ✓ |
GAP factor (% slower than flat)
- OTC Butte to Butte (Eugene) 10K
- -0.1% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- OTC Butte to Butte (Eugene) 10K
- 9.9 m/km
- Helvetia Half Marathon 10K
- 5.1 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
- OTC Butte to Butte (Eugene) 10K
- 59/100 Favoured
Conditions
- Helvetia Half Marathon 10K
- 78/100 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 | OTC Butte to Butte (Eugene) 10K | Helvetia Half Marathon 10K |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-07-04 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-06-13 (legacy event-level date). |
| Location | Eugene, Oregon | Hillsboro, Oregon |
| Actual distance | 10 km | 10 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Point To Point | Unavailable |
| Surface | Road | Unavailable |
| Elevation character | Net Downhill | Unavailable |
| Terrain | Road, Trail | Unavailable |
| Scenery | City, Parkland, Waterfront, Countryside | Countryside, Historic, Parkland |
| Atmosphere | Community, Festival, Competitive | Community, Festival, Destination |
| Technicality | Non Technical | Unavailable |
| Total ascent | 99 m | 51 m |
| Climbing density | 9.9 m/km | 5.1 m/km |
| Total descent | 133 m | 49 m |
| Net elevation | -34 m | 2 m |
| Max absolute grade | 11.8% | 5.4% |
| Flat grade share | 64.6% | 83.1% |
| GAP factor | -0.1% | 0.4% |
| Cutoff | 2:00:00 | Unavailable |
| Entry model | Open | Open |
Schedule
- OTC Butte to Butte (Eugene) 10K
Exact race date not confirmed. Event weekend starts 2026-07-04 (legacy event-level date).
- Helvetia Half Marathon 10K
Exact race date not confirmed. Event weekend starts 2026-06-13 (legacy event-level date).
Location
- OTC Butte to Butte (Eugene) 10K
- Eugene, Oregon
- Helvetia Half Marathon 10K
- Hillsboro, Oregon
Actual distance
- OTC Butte to Butte (Eugene) 10K
- 10 km
- Helvetia Half Marathon 10K
- 10 km
raceindex.org mapped route held
- OTC Butte to Butte (Eugene) 10K
- Held
- Helvetia Half Marathon 10K
- Held
raceindex.org elevation profile held
- OTC Butte to Butte (Eugene) 10K
- Held
- Helvetia Half Marathon 10K
- Held
Course type
- OTC Butte to Butte (Eugene) 10K
- Point To Point
- Helvetia Half Marathon 10K
- Unavailable
Surface
- OTC Butte to Butte (Eugene) 10K
- Road
- Helvetia Half Marathon 10K
- Unavailable
Elevation character
- OTC Butte to Butte (Eugene) 10K
- Net Downhill
- Helvetia Half Marathon 10K
- Unavailable
Terrain
- OTC Butte to Butte (Eugene) 10K
- Road, Trail
- Helvetia Half Marathon 10K
- Unavailable
Scenery
- OTC Butte to Butte (Eugene) 10K
- City, Parkland, Waterfront, Countryside
- Helvetia Half Marathon 10K
- Countryside, Historic, Parkland
Atmosphere
- OTC Butte to Butte (Eugene) 10K
- Community, Festival, Competitive
- Helvetia Half Marathon 10K
- Community, Festival, Destination
Technicality
- OTC Butte to Butte (Eugene) 10K
- Non Technical
- Helvetia Half Marathon 10K
- Unavailable
Total ascent
- OTC Butte to Butte (Eugene) 10K
- 99 m
- Helvetia Half Marathon 10K
- 51 m
Climbing density
- OTC Butte to Butte (Eugene) 10K
- 9.9 m/km
- Helvetia Half Marathon 10K
- 5.1 m/km
Total descent
- OTC Butte to Butte (Eugene) 10K
- 133 m
- Helvetia Half Marathon 10K
- 49 m
Net elevation
- OTC Butte to Butte (Eugene) 10K
- -34 m
- Helvetia Half Marathon 10K
- 2 m
Max absolute grade
- OTC Butte to Butte (Eugene) 10K
- 11.8%
- Helvetia Half Marathon 10K
- 5.4%
Flat grade share
- OTC Butte to Butte (Eugene) 10K
- 64.6%
- Helvetia Half Marathon 10K
- 83.1%
GAP factor
- OTC Butte to Butte (Eugene) 10K
- -0.1%
- Helvetia Half Marathon 10K
- 0.4%
Cutoff
- OTC Butte to Butte (Eugene) 10K
- 2:00:00
- Helvetia Half Marathon 10K
- Unavailable
Entry model
- OTC Butte to Butte (Eugene) 10K
- Open
- Helvetia Half Marathon 10K
- 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, OTC Butte to Butte (Eugene) 10K or Helvetia Half Marathon 10K?
OTC Butte to Butte (Eugene) 10K has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.