Flat grade share
- Brain Freezer 5K (Burlington)
- 74.6% Favoured
Middlebury Maple Run 5K vs Brain Freezer 5K (Burlington)
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofMiddlebury Maple Run 5K or Brain Freezer 5K (Burlington) — which comes out ahead?
Brain Freezer 5K (Burlington) has the stronger available profile on flat grade share, course flatness and scenery score.
Route comparison snapshot
Middlebury Maple Run 5K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 1.5%
- flat grade share
- 53.9%
- lower ascent
- 63 m
- climbing density
- 12.5 m/km
- net elevation
- -0 m
- maximum grade
- 10.8%
Brain Freezer 5K (Burlington)
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.4% Favoured
- flat grade share
- 74.6% Favoured
- lower ascent
- 30 m
- climbing density
- 6.0 m/km
- net elevation
- -0 m
- maximum grade
- 5.4%
| Metric | Middlebury Maple Run 5K | Brain Freezer 5K (Burlington) |
|---|---|---|
| Flat grade share | 53.9% | 74.6% ✓ |
| GAP factor (% slower than flat) | 1.5% | 0.4% ✓ |
| Uphill share | 27.4% | 13.3% |
| Steep-up share | 3.0% | 0.0% |
| Downhill share | 18.7% | 12.1% |
| Total ascent (m) | 63 m | 30 m |
| Climbing density (m/km) | 12.5 m/km | 6.0 m/km |
| Longest climb length (m) | 430 m | 450 m |
| Longest climb gain (m) | 20 m | 6 m |
| Longest climb average grade | 4.8% | 1.4% |
| Total descent (m) | 63 m | 30 m |
| Net elevation (m) | -0 m | -0 m |
| Max absolute grade | 10.8% | 5.4% |
| Start elevation (m) | 121 m | 28 m |
| Finish elevation (m) | 121 m | 28 m |
| Scenic score | 68/100 | 88/100 ✓ |
| Conditions | 89/100 ✓ | 67/100 |
GAP factor (% slower than flat)
- Brain Freezer 5K (Burlington)
- 0.4% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Middlebury Maple Run 5K
- 12.5 m/km
- Brain Freezer 5K (Burlington)
- 6.0 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
- Middlebury Maple Run 5K
- 68/100
- Brain Freezer 5K (Burlington)
- 88/100 Favoured
Conditions
- Middlebury Maple Run 5K
- 89/100 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 | Middlebury Maple Run 5K | Brain Freezer 5K (Burlington) |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-10-18 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-09-12 (legacy event-level date). |
| Location | Middlebury, Vermont | Burlington, Vermont |
| Actual distance | 5 km | 5 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Loop | Out And Back |
| Surface | Gravel road sections, athletic fields, and wooded trail | Paved bike path |
| Elevation character | Unavailable | Flat |
| Terrain | Unavailable | Mixed, Trail, Beach |
| Scenery | Countryside, Mountain, Parkland, Forest | Lakeside, Parkland, City, Coastal, Waterfront |
| Atmosphere | Community, Scenic Tour, Festival | Charity, Festival, Community |
| Technicality | Unavailable | Non Technical |
| Total ascent | 63 m | 30 m |
| Climbing density | 12.5 m/km | 6.0 m/km |
| Total descent | 63 m | 30 m |
| Net elevation | -0 m | -0 m |
| Max absolute grade | 10.8% | 5.4% |
| Flat grade share | 53.9% | 74.6% |
| GAP factor | 1.5% | 0.4% |
| Entry model | Open | Open |
Schedule
- Middlebury Maple Run 5K
Exact race date not confirmed. Event weekend starts 2026-10-18 (legacy event-level date).
- Brain Freezer 5K (Burlington)
Exact race date not confirmed. Event weekend starts 2026-09-12 (legacy event-level date).
Location
- Middlebury Maple Run 5K
- Middlebury, Vermont
- Brain Freezer 5K (Burlington)
- Burlington, Vermont
Actual distance
- Middlebury Maple Run 5K
- 5 km
- Brain Freezer 5K (Burlington)
- 5 km
raceindex.org mapped route held
- Middlebury Maple Run 5K
- Held
- Brain Freezer 5K (Burlington)
- Held
raceindex.org elevation profile held
- Middlebury Maple Run 5K
- Held
- Brain Freezer 5K (Burlington)
- Held
Course type
- Middlebury Maple Run 5K
- Loop
- Brain Freezer 5K (Burlington)
- Out And Back
Surface
- Middlebury Maple Run 5K
- Gravel road sections, athletic fields, and wooded trail
- Brain Freezer 5K (Burlington)
- Paved bike path
Elevation character
- Middlebury Maple Run 5K
- Unavailable
- Brain Freezer 5K (Burlington)
- Flat
Terrain
- Middlebury Maple Run 5K
- Unavailable
- Brain Freezer 5K (Burlington)
- Mixed, Trail, Beach
Scenery
- Middlebury Maple Run 5K
- Countryside, Mountain, Parkland, Forest
- Brain Freezer 5K (Burlington)
- Lakeside, Parkland, City, Coastal, Waterfront
Atmosphere
- Middlebury Maple Run 5K
- Community, Scenic Tour, Festival
- Brain Freezer 5K (Burlington)
- Charity, Festival, Community
Technicality
- Middlebury Maple Run 5K
- Unavailable
- Brain Freezer 5K (Burlington)
- Non Technical
Total ascent
- Middlebury Maple Run 5K
- 63 m
- Brain Freezer 5K (Burlington)
- 30 m
Climbing density
- Middlebury Maple Run 5K
- 12.5 m/km
- Brain Freezer 5K (Burlington)
- 6.0 m/km
Total descent
- Middlebury Maple Run 5K
- 63 m
- Brain Freezer 5K (Burlington)
- 30 m
Net elevation
- Middlebury Maple Run 5K
- -0 m
- Brain Freezer 5K (Burlington)
- -0 m
Max absolute grade
- Middlebury Maple Run 5K
- 10.8%
- Brain Freezer 5K (Burlington)
- 5.4%
Flat grade share
- Middlebury Maple Run 5K
- 53.9%
- Brain Freezer 5K (Burlington)
- 74.6%
GAP factor
- Middlebury Maple Run 5K
- 1.5%
- Brain Freezer 5K (Burlington)
- 0.4%
Entry model
- Middlebury Maple Run 5K
- Open
- Brain Freezer 5K (Burlington)
- 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, Middlebury Maple Run 5K or Brain Freezer 5K (Burlington)?
Brain Freezer 5K (Burlington) has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.