Flat grade share
- Portland Coastal Marathon
- 53.2% Favoured
Balaton Szupermaraton (Siófok) Marathon vs Portland Coastal Marathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofBalaton Szupermaraton (Siófok) Marathon or Portland Coastal Marathon — which comes out ahead?
Balaton Szupermaraton (Siófok) Marathon has the stronger available profile on course flatness, scenery score and conditions.
Route comparison snapshot
Balaton Szupermaraton (Siófok) Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 3.2% Favoured
- flat grade share
- 37.8%
- lower ascent
- 803 m
- climbing density
- 19.0 m/km
- net elevation
- -20 m
- maximum grade
- 24.3%
Portland Coastal Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 4.0%
- flat grade share
- 53.2% Favoured
- lower ascent
- 715 m
- climbing density
- 16.9 m/km
- net elevation
- -0 m
- maximum grade
- 33.0%
| Metric | Balaton Szupermaraton (Siófok) Marathon | Portland Coastal Marathon |
|---|---|---|
| Flat grade share | 37.8% | 53.2% ✓ |
| GAP factor (% slower than flat) | 3.2% ✓ | 4.0% |
| Uphill share | 29.9% | 23.4% |
| Steep-up share | 10.6% | 8.6% |
| Downhill share | 32.3% | 23.5% |
| Total ascent (m) | 803 m | 715 m |
| Climbing density (m/km) | 19.0 m/km | 16.9 m/km |
| Longest climb length (m) | 800 m | 680 m |
| Longest climb gain (m) | 55 m | 99 m |
| Longest climb average grade | 6.9% | 14.6% |
| Total descent (m) | 823 m | 715 m |
| Net elevation (m) | -20 m | -0 m |
| Max absolute grade | 24.3% | 33.0% |
| Start elevation (m) | 117 m | -0 m |
| Finish elevation (m) | 97 m | -0 m |
| Scenic score | 100/100 ✓ | 87/100 |
| Conditions | 83/100 ✓ | 78/100 |
GAP factor (% slower than flat)
- Balaton Szupermaraton (Siófok) Marathon
- 3.2% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Portland Coastal Marathon
- 16.9 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
- Balaton Szupermaraton (Siófok) Marathon
- 100/100 Favoured
Conditions
- Balaton Szupermaraton (Siófok) Marathon
- 83/100 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 | Balaton Szupermaraton (Siófok) Marathon | Portland Coastal Marathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-02-26 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-02-14 (legacy event-level date). |
| Location | Siófok, Hungary | Portland, South West |
| Actual distance | 42.2 km | 42.2 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Unavailable | Laps |
| Surface | Paved Balaton cycle path and low Traffic settlement roads around the lake | Coastal trail on the South West Coast Path (exposed limestone peninsula terrain). |
| Elevation character | Unavailable | Hilly |
| Terrain | Trail | Trail |
| Scenery | Coastal, Lakeside, Waterfront, Countryside, City, Vineyard | Island, Coastal, Waterfront, City, Historic |
| Atmosphere | Destination, Scenic Tour, Community | Scenic Tour, Wilderness |
| Technicality | Unavailable | Moderate |
| Total ascent | 803 m | 715 m |
| Climbing density | 19.0 m/km | 16.9 m/km |
| Total descent | 823 m | 715 m |
| Net elevation | -20 m | -0 m |
| Max absolute grade | 24.3% | 33.0% |
| Flat grade share | 37.8% | 53.2% |
| GAP factor | 3.2% | 4.0% |
| Cutoff | 5:53:00 | Unavailable |
| Entry model | Open | Open |
| Measured course | Unavailable | No |
Schedule
- Balaton Szupermaraton (Siófok) Marathon
Exact race date not confirmed. Event weekend starts 2026-02-26 (legacy event-level date).
- Portland Coastal Marathon
Exact race date not confirmed. Event weekend starts 2027-02-14 (legacy event-level date).
Location
- Balaton Szupermaraton (Siófok) Marathon
- Siófok, Hungary
- Portland Coastal Marathon
- Portland, South West
Actual distance
- Balaton Szupermaraton (Siófok) Marathon
- 42.2 km
- Portland Coastal Marathon
- 42.2 km
raceindex.org mapped route held
- Balaton Szupermaraton (Siófok) Marathon
- Held
- Portland Coastal Marathon
- Held
raceindex.org elevation profile held
- Balaton Szupermaraton (Siófok) Marathon
- Held
- Portland Coastal Marathon
- Held
Course type
- Balaton Szupermaraton (Siófok) Marathon
- Unavailable
- Portland Coastal Marathon
- Laps
Surface
- Balaton Szupermaraton (Siófok) Marathon
- Paved Balaton cycle path and low Traffic settlement roads around the lake
- Portland Coastal Marathon
- Coastal trail on the South West Coast Path (exposed limestone peninsula terrain).
Elevation character
- Balaton Szupermaraton (Siófok) Marathon
- Unavailable
- Portland Coastal Marathon
- Hilly
Terrain
- Balaton Szupermaraton (Siófok) Marathon
- Trail
- Portland Coastal Marathon
- Trail
Scenery
- Balaton Szupermaraton (Siófok) Marathon
- Coastal, Lakeside, Waterfront, Countryside, City, Vineyard
- Portland Coastal Marathon
- Island, Coastal, Waterfront, City, Historic
Atmosphere
- Balaton Szupermaraton (Siófok) Marathon
- Destination, Scenic Tour, Community
- Portland Coastal Marathon
- Scenic Tour, Wilderness
Technicality
- Balaton Szupermaraton (Siófok) Marathon
- Unavailable
- Portland Coastal Marathon
- Moderate
Total ascent
- Balaton Szupermaraton (Siófok) Marathon
- 803 m
- Portland Coastal Marathon
- 715 m
Climbing density
- Balaton Szupermaraton (Siófok) Marathon
- 19.0 m/km
- Portland Coastal Marathon
- 16.9 m/km
Total descent
- Balaton Szupermaraton (Siófok) Marathon
- 823 m
- Portland Coastal Marathon
- 715 m
Net elevation
- Balaton Szupermaraton (Siófok) Marathon
- -20 m
- Portland Coastal Marathon
- -0 m
Max absolute grade
- Balaton Szupermaraton (Siófok) Marathon
- 24.3%
- Portland Coastal Marathon
- 33.0%
Flat grade share
- Balaton Szupermaraton (Siófok) Marathon
- 37.8%
- Portland Coastal Marathon
- 53.2%
GAP factor
- Balaton Szupermaraton (Siófok) Marathon
- 3.2%
- Portland Coastal Marathon
- 4.0%
Cutoff
- Balaton Szupermaraton (Siófok) Marathon
- 5:53:00
- Portland Coastal Marathon
- Unavailable
Entry model
- Balaton Szupermaraton (Siófok) Marathon
- Open
- Portland Coastal Marathon
- Open
Measured course
- Balaton Szupermaraton (Siófok) Marathon
- Unavailable
- Portland Coastal Marathon
- No
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, Balaton Szupermaraton (Siófok) Marathon or Portland Coastal Marathon?
Balaton Szupermaraton (Siófok) Marathon has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.