Flat grade share
- BTC Vulcan Run 10K (Birmingham)
- 73.7% Favoured
BTC Vulcan Run 10K (Birmingham) 5K vs BTC Vulcan Run 10K (Birmingham)
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofBTC Vulcan Run 10K (Birmingham) 5K or BTC Vulcan Run 10K (Birmingham) — which comes out ahead?
BTC Vulcan Run 10K (Birmingham) 5K and BTC Vulcan Run 10K (Birmingham) split the available advantages, so the better choice depends on which metric matters most to the runner.
Route comparison snapshot
BTC Vulcan Run 10K (Birmingham) 5K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.9% Favoured
- flat grade share
- 64.4%
- lower ascent
- 44 m
- climbing density
- 8.8 m/km
- net elevation
- -0 m
- maximum grade
- 11.8%
BTC Vulcan Run 10K (Birmingham)
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 1.1%
- flat grade share
- 73.7% Favoured
- lower ascent
- 84 m
- climbing density
- 8.4 m/km
- net elevation
- -0 m
- maximum grade
- 20.5%
| Metric | BTC Vulcan Run 10K (Birmingham) 5K | BTC Vulcan Run 10K (Birmingham) |
|---|---|---|
| Flat grade share | 64.4% | 73.7% ✓ |
| GAP factor (% slower than flat) | 0.9% ✓ | 1.1% |
| Uphill share | 18.6% | 13.5% |
| Steep-up share | 1.7% | 2.8% |
| Downhill share | 17.0% | 12.7% |
| Total ascent (m) | 44 m | 84 m |
| Climbing density (m/km) | 8.8 m/km | 8.4 m/km |
| Longest climb length (m) | 220 m | 220 m |
| Longest climb gain (m) | 8 m | 16 m |
| Longest climb average grade | 3.6% | 7.4% |
| Total descent (m) | 44 m | 84 m |
| Net elevation (m) | -0 m | -0 m |
| Max absolute grade | 11.8% | 20.5% |
| Start elevation (m) | 223 m | 223 m |
| Finish elevation (m) | 223 m | 223 m |
| Scenic score | 60/100 | 60/100 |
| Conditions | 87/100 | 87/100 |
GAP factor (% slower than flat)
- BTC Vulcan Run 10K (Birmingham) 5K
- 0.9% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- BTC Vulcan Run 10K (Birmingham)
- 8.4 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
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 | BTC Vulcan Run 10K (Birmingham) 5K | BTC Vulcan Run 10K (Birmingham) |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-11-07 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-11-07 (legacy event-level date). |
| Location | Homewood, Alabama | Homewood, Alabama |
| Actual distance | 5 km | 10 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Surface | Unavailable | Road (paved city streets) |
| Elevation character | Unavailable | Hilly |
| Terrain | Road, Trail | Road, Trail |
| Scenery | City, Mountain, Forest, Parkland | Forest, City, Mountain, Parkland |
| Atmosphere | Community, Competitive | Community, Competitive |
| Technicality | Unavailable | Non Technical |
| Total ascent | 44 m | 84 m |
| Climbing density | 8.8 m/km | 8.4 m/km |
| Total descent | 44 m | 84 m |
| Net elevation | -0 m | -0 m |
| Max absolute grade | 11.8% | 20.5% |
| Flat grade share | 64.4% | 73.7% |
| GAP factor | 0.9% | 1.1% |
| Entry model | Open | Open |
Schedule
- BTC Vulcan Run 10K (Birmingham) 5K
Exact race date not confirmed. Event weekend starts 2026-11-07 (legacy event-level date).
- BTC Vulcan Run 10K (Birmingham)
Exact race date not confirmed. Event weekend starts 2026-11-07 (legacy event-level date).
Location
- BTC Vulcan Run 10K (Birmingham) 5K
- Homewood, Alabama
- BTC Vulcan Run 10K (Birmingham)
- Homewood, Alabama
Actual distance
- BTC Vulcan Run 10K (Birmingham) 5K
- 5 km
- BTC Vulcan Run 10K (Birmingham)
- 10 km
raceindex.org mapped route held
- BTC Vulcan Run 10K (Birmingham) 5K
- Held
- BTC Vulcan Run 10K (Birmingham)
- Held
raceindex.org elevation profile held
- BTC Vulcan Run 10K (Birmingham) 5K
- Held
- BTC Vulcan Run 10K (Birmingham)
- Held
Surface
- BTC Vulcan Run 10K (Birmingham) 5K
- Unavailable
- BTC Vulcan Run 10K (Birmingham)
- Road (paved city streets)
Elevation character
- BTC Vulcan Run 10K (Birmingham) 5K
- Unavailable
- BTC Vulcan Run 10K (Birmingham)
- Hilly
Terrain
- BTC Vulcan Run 10K (Birmingham) 5K
- Road, Trail
- BTC Vulcan Run 10K (Birmingham)
- Road, Trail
Scenery
- BTC Vulcan Run 10K (Birmingham) 5K
- City, Mountain, Forest, Parkland
- BTC Vulcan Run 10K (Birmingham)
- Forest, City, Mountain, Parkland
Atmosphere
- BTC Vulcan Run 10K (Birmingham) 5K
- Community, Competitive
- BTC Vulcan Run 10K (Birmingham)
- Community, Competitive
Technicality
- BTC Vulcan Run 10K (Birmingham) 5K
- Unavailable
- BTC Vulcan Run 10K (Birmingham)
- Non Technical
Total ascent
- BTC Vulcan Run 10K (Birmingham) 5K
- 44 m
- BTC Vulcan Run 10K (Birmingham)
- 84 m
Climbing density
- BTC Vulcan Run 10K (Birmingham) 5K
- 8.8 m/km
- BTC Vulcan Run 10K (Birmingham)
- 8.4 m/km
Total descent
- BTC Vulcan Run 10K (Birmingham) 5K
- 44 m
- BTC Vulcan Run 10K (Birmingham)
- 84 m
Net elevation
- BTC Vulcan Run 10K (Birmingham) 5K
- -0 m
- BTC Vulcan Run 10K (Birmingham)
- -0 m
Max absolute grade
- BTC Vulcan Run 10K (Birmingham) 5K
- 11.8%
- BTC Vulcan Run 10K (Birmingham)
- 20.5%
Flat grade share
- BTC Vulcan Run 10K (Birmingham) 5K
- 64.4%
- BTC Vulcan Run 10K (Birmingham)
- 73.7%
GAP factor
- BTC Vulcan Run 10K (Birmingham) 5K
- 0.9%
- BTC Vulcan Run 10K (Birmingham)
- 1.1%
Entry model
- BTC Vulcan Run 10K (Birmingham) 5K
- Open
- BTC Vulcan Run 10K (Birmingham)
- 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, BTC Vulcan Run 10K (Birmingham) 5K or BTC Vulcan Run 10K (Birmingham)?
BTC Vulcan Run 10K (Birmingham) 5K has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.