Flat grade share
- Bimbler's Bluff 50K Ultramarathon
- 37.9% Favoured
Bimbler's Bluff 50K Ultramarathon vs Sleeping Giant Trail Runs Ultramarathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofBimbler's Bluff 50K Ultramarathon or Sleeping Giant Trail Runs Ultramarathon — which comes out ahead?
Bimbler's Bluff 50K Ultramarathon has the stronger available profile on flat grade share and conditions.
Route comparison snapshot
Bimbler's Bluff 50K Ultramarathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 4.7%
- flat grade share
- 37.9% Favoured
- lower ascent
- 1,092 m
- climbing density
- 21.8 m/km
- net elevation
- -0 m
- maximum grade
- 39.4%
Sleeping Giant Trail Runs Ultramarathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- Unavailable
- flat grade share
- 20.5%
- lower ascent
- 2,012 m
- climbing density
- 40.2 m/km
- net elevation
- -5 m
- maximum grade
- 54.7%
| Metric | Bimbler's Bluff 50K Ultramarathon | Sleeping Giant Trail Runs Ultramarathon |
|---|---|---|
| Flat grade share | 37.9% ✓ | 20.5% |
| GAP factor (% slower than flat) | 4.7% | Unavailable |
| Uphill share | 30.0% | 36.9% |
| Steep-up share | 12.9% | 23.1% |
| Downhill share | 32.2% | 42.6% |
| Total ascent (m) | 1,092 m | 2,012 m |
| Climbing density (m/km) | 21.8 m/km | 40.2 m/km |
| Longest climb length (m) | 930 m | 410 m |
| Longest climb gain (m) | 114 m | 134 m |
| Longest climb average grade | 12.3% | 32.7% |
| Total descent (m) | 1,092 m | 2,017 m |
| Net elevation (m) | -0 m | -5 m |
| Max absolute grade | 39.4% | 54.7% |
| Start elevation (m) | 20 m | 50 m |
| Finish elevation (m) | 19 m | 45 m |
| Scenic score | 52/100 | 86/100 ✓ |
| Conditions | 85/100 ✓ | 82/100 |
GAP factor (% slower than flat)
- Sleeping Giant Trail Runs Ultramarathon
- Unavailable
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Bimbler's Bluff 50K Ultramarathon
- 21.8 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
- Sleeping Giant Trail Runs Ultramarathon
- 86/100 Favoured
Conditions
- Bimbler's Bluff 50K Ultramarathon
- 85/100 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 | Bimbler's Bluff 50K Ultramarathon | Sleeping Giant Trail Runs Ultramarathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-10-18 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-04-04 (legacy event-level date). |
| Location | Guilford, Connecticut | Hamden, Connecticut |
| Actual distance | 50 km | 50 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Point To Point | Laps |
| Surface | Entirely un Paved: rolling forest roads or single track that can be extremely rocky | Trail |
| Elevation character | Hilly | Mountainous |
| Terrain | Trail, Road | Trail, Road, Fell |
| Scenery | Forest, Countryside, Parkland | Parkland, Waterfront, Forest, Mountain |
| Atmosphere | Wilderness, Competitive | Wilderness, Competitive |
| Technicality | Technical | Very Technical |
| Total ascent | 1,092 m | 2,012 m |
| Climbing density | 21.8 m/km | 40.2 m/km |
| Total descent | 1,092 m | 2,017 m |
| Net elevation | -0 m | -5 m |
| Max absolute grade | 39.4% | 54.7% |
| Flat grade share | 37.9% | 20.5% |
| GAP factor | 4.7% | Unavailable |
| Cutoff | 10:00:00 | 12:00:00 |
| Field cap | 150 | Unavailable |
| Entry model | Open | Open |
Schedule
- Bimbler's Bluff 50K Ultramarathon
Exact race date not confirmed. Event weekend starts 2026-10-18 (legacy event-level date).
- Sleeping Giant Trail Runs Ultramarathon
Exact race date not confirmed. Event weekend starts 2027-04-04 (legacy event-level date).
Location
- Bimbler's Bluff 50K Ultramarathon
- Guilford, Connecticut
- Sleeping Giant Trail Runs Ultramarathon
- Hamden, Connecticut
Actual distance
- Bimbler's Bluff 50K Ultramarathon
- 50 km
- Sleeping Giant Trail Runs Ultramarathon
- 50 km
raceindex.org mapped route held
- Bimbler's Bluff 50K Ultramarathon
- Held
- Sleeping Giant Trail Runs Ultramarathon
- Held
raceindex.org elevation profile held
- Bimbler's Bluff 50K Ultramarathon
- Held
- Sleeping Giant Trail Runs Ultramarathon
- Held
Course type
- Bimbler's Bluff 50K Ultramarathon
- Point To Point
- Sleeping Giant Trail Runs Ultramarathon
- Laps
Surface
- Bimbler's Bluff 50K Ultramarathon
- Entirely un Paved: rolling forest roads or single track that can be extremely rocky
- Sleeping Giant Trail Runs Ultramarathon
- Trail
Elevation character
- Bimbler's Bluff 50K Ultramarathon
- Hilly
- Sleeping Giant Trail Runs Ultramarathon
- Mountainous
Terrain
- Bimbler's Bluff 50K Ultramarathon
- Trail, Road
- Sleeping Giant Trail Runs Ultramarathon
- Trail, Road, Fell
Scenery
- Bimbler's Bluff 50K Ultramarathon
- Forest, Countryside, Parkland
- Sleeping Giant Trail Runs Ultramarathon
- Parkland, Waterfront, Forest, Mountain
Atmosphere
- Bimbler's Bluff 50K Ultramarathon
- Wilderness, Competitive
- Sleeping Giant Trail Runs Ultramarathon
- Wilderness, Competitive
Technicality
- Bimbler's Bluff 50K Ultramarathon
- Technical
- Sleeping Giant Trail Runs Ultramarathon
- Very Technical
Total ascent
- Bimbler's Bluff 50K Ultramarathon
- 1,092 m
- Sleeping Giant Trail Runs Ultramarathon
- 2,012 m
Climbing density
- Bimbler's Bluff 50K Ultramarathon
- 21.8 m/km
- Sleeping Giant Trail Runs Ultramarathon
- 40.2 m/km
Total descent
- Bimbler's Bluff 50K Ultramarathon
- 1,092 m
- Sleeping Giant Trail Runs Ultramarathon
- 2,017 m
Net elevation
- Bimbler's Bluff 50K Ultramarathon
- -0 m
- Sleeping Giant Trail Runs Ultramarathon
- -5 m
Max absolute grade
- Bimbler's Bluff 50K Ultramarathon
- 39.4%
- Sleeping Giant Trail Runs Ultramarathon
- 54.7%
Flat grade share
- Bimbler's Bluff 50K Ultramarathon
- 37.9%
- Sleeping Giant Trail Runs Ultramarathon
- 20.5%
GAP factor
- Bimbler's Bluff 50K Ultramarathon
- 4.7%
- Sleeping Giant Trail Runs Ultramarathon
- Unavailable
Cutoff
- Bimbler's Bluff 50K Ultramarathon
- 10:00:00
- Sleeping Giant Trail Runs Ultramarathon
- 12:00:00
Field cap
- Bimbler's Bluff 50K Ultramarathon
- 150
- Sleeping Giant Trail Runs Ultramarathon
- Unavailable
Entry model
- Bimbler's Bluff 50K Ultramarathon
- Open
- Sleeping Giant Trail Runs Ultramarathon
- Open
Facts are shown only when they exist in the sourced race record; Not held means no sourced value is held for that race.