Flat grade share
- Cardiff Half Marathon
- Unavailable
Cardiff Half Marathon vs Great North Run Half Marathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofCardiff Half Marathon or Great North Run Half Marathon — which comes out ahead?
Cardiff Half Marathon has the stronger available profile on value score, scenery score and entry fee.
Route comparison snapshot
Cardiff Half Marathon
- Mapped route
- Not held
- Elevation profile
- Not held
- course flatness
- Unavailable
- flat grade share
- Unavailable
- lower ascent
- Unavailable
- climbing density
- Unavailable
- net elevation
- Unavailable
- maximum grade
- Unavailable
Great North Run Half Marathon
- Mapped route
- Held Favoured
- Elevation profile
- Held Favoured
- course flatness
- -0.6%
- flat grade share
- 90.8%
- lower ascent
- 80 m
- climbing density
- 3.8 m/km
- net elevation
- -32 m
- maximum grade
- 6.7%
| Metric | Cardiff Half Marathon | Great North Run Half Marathon |
|---|---|---|
| Flat grade share | Unavailable | 90.8% |
| GAP factor (% slower than flat) | Unavailable | -0.6% |
| Uphill share | Unavailable | 4.6% |
| Steep-up share | Unavailable | 0.1% |
| Downhill share | Unavailable | 4.6% |
| Total ascent (m) | Unavailable | 80 m |
| Climbing density (m/km) | Unavailable | 3.8 m/km |
| Longest climb length (m) | Unavailable | 3,100 m |
| Longest climb gain (m) | Unavailable | 34 m |
| Longest climb average grade | Unavailable | 1.1% |
| Total descent (m) | Unavailable | 111 m |
| Net elevation (m) | Unavailable | -32 m |
| Max absolute grade | Unavailable | 6.7% |
| Start elevation (m) | Unavailable | 59 m |
| Finish elevation (m) | Unavailable | 28 m |
| Value | 79/100 ✓ | 77/100 |
| Scenic score | 100/100 ✓ | 76/100 |
| Conditions | 76/100 | 79/100 ✓ |
| Entry fee (GBP) | £58 ✓ | £68 |
| Lowest modelled true cost (GBP) | £188 ✓ | £198 |
GAP factor (% slower than flat)
- Cardiff Half Marathon
- Unavailable
Uphill share
- Cardiff Half Marathon
- Unavailable
Steep-up share
- Cardiff Half Marathon
- Unavailable
Downhill share
- Cardiff Half Marathon
- Unavailable
Total ascent (m)
- Cardiff Half Marathon
- Unavailable
Climbing density (m/km)
- Cardiff Half Marathon
- Unavailable
- Great North Run Half Marathon
- 3.8 m/km
Longest climb length (m)
- Cardiff Half Marathon
- Unavailable
Longest climb gain (m)
- Cardiff Half Marathon
- Unavailable
Longest climb average grade
- Cardiff Half Marathon
- Unavailable
Total descent (m)
- Cardiff Half Marathon
- Unavailable
Net elevation (m)
- Cardiff Half Marathon
- Unavailable
Max absolute grade
- Cardiff Half Marathon
- Unavailable
Start elevation (m)
- Cardiff Half Marathon
- Unavailable
Finish elevation (m)
- Cardiff Half Marathon
- Unavailable
Value
- Cardiff Half Marathon
- 79/100 Favoured
Scenic score
- Cardiff Half Marathon
- 100/100 Favoured
Conditions
- Cardiff Half Marathon
- 76/100
- Great North Run Half Marathon
- 79/100 Favoured
Entry fee (GBP)
- Cardiff Half Marathon
- £58 Favoured
Lowest modelled true cost (GBP)
- Cardiff Half Marathon
- £188 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 | Cardiff Half Marathon | Great North Run Half Marathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-10-04 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-09-13 (legacy event-level date). |
| Location | Cardiff, Wales | Newcastle upon Tyne, North East |
| Actual distance | 21.1 km | 21.1 km |
| raceindex.org mapped route held | Not held | Held |
| raceindex.org elevation profile held | Not held | Held |
| Course type | Road | Point To Point |
| Surface | Road | Road |
| Laps | 1 | 1 |
| Elevation character | Flat | Gently Rolling |
| Terrain | Road | Road |
| Scenery | City, Parkland, Waterfront, Riverside, Lakeside, Historic, Coastal | Coastal, Riverside, City, Historic, Waterfront |
| Atmosphere | Big City, Community, Charity | Big City, Festival, Charity |
| Technicality | Non Technical | Non Technical |
| Total ascent | 61 m | 80 m |
| Climbing density | Unavailable | 3.8 m/km |
| Total descent | 57 m | 111 m |
| Net elevation | 4 m | -32 m |
| Max absolute grade | Unavailable | 6.7% |
| Flat grade share | Unavailable | 90.8% |
| GAP factor | Unavailable | -0.6% |
| Cutoff | 4:30:00 | Unavailable |
| Field cap | 27,500 | Unavailable |
| Entry model | Ballot | Ballot |
| Entry fee | £58 | £68 |
| Lowest modelled true cost | £188 | £198 |
| Cost model origin | National Average | National Average |
Schedule
- Cardiff Half Marathon
Exact race date not confirmed. Event weekend starts 2026-10-04 (legacy event-level date).
- Great North Run Half Marathon
Exact race date not confirmed. Event weekend starts 2026-09-13 (legacy event-level date).
Location
- Cardiff Half Marathon
- Cardiff, Wales
- Great North Run Half Marathon
- Newcastle upon Tyne, North East
Actual distance
- Cardiff Half Marathon
- 21.1 km
- Great North Run Half Marathon
- 21.1 km
raceindex.org mapped route held
- Cardiff Half Marathon
- Not held
- Great North Run Half Marathon
- Held
raceindex.org elevation profile held
- Cardiff Half Marathon
- Not held
- Great North Run Half Marathon
- Held
Course type
- Cardiff Half Marathon
- Road
- Great North Run Half Marathon
- Point To Point
Surface
- Cardiff Half Marathon
- Road
- Great North Run Half Marathon
- Road
Laps
- Cardiff Half Marathon
- 1
- Great North Run Half Marathon
- 1
Elevation character
- Cardiff Half Marathon
- Flat
- Great North Run Half Marathon
- Gently Rolling
Terrain
- Cardiff Half Marathon
- Road
- Great North Run Half Marathon
- Road
Scenery
- Cardiff Half Marathon
- City, Parkland, Waterfront, Riverside, Lakeside, Historic, Coastal
- Great North Run Half Marathon
- Coastal, Riverside, City, Historic, Waterfront
Atmosphere
- Cardiff Half Marathon
- Big City, Community, Charity
- Great North Run Half Marathon
- Big City, Festival, Charity
Technicality
- Cardiff Half Marathon
- Non Technical
- Great North Run Half Marathon
- Non Technical
Total ascent
- Cardiff Half Marathon
- 61 m
- Great North Run Half Marathon
- 80 m
Climbing density
- Cardiff Half Marathon
- Unavailable
- Great North Run Half Marathon
- 3.8 m/km
Total descent
- Cardiff Half Marathon
- 57 m
- Great North Run Half Marathon
- 111 m
Net elevation
- Cardiff Half Marathon
- 4 m
- Great North Run Half Marathon
- -32 m
Max absolute grade
- Cardiff Half Marathon
- Unavailable
- Great North Run Half Marathon
- 6.7%
Flat grade share
- Cardiff Half Marathon
- Unavailable
- Great North Run Half Marathon
- 90.8%
GAP factor
- Cardiff Half Marathon
- Unavailable
- Great North Run Half Marathon
- -0.6%
Cutoff
- Cardiff Half Marathon
- 4:30:00
- Great North Run Half Marathon
- Unavailable
Field cap
- Cardiff Half Marathon
- 27,500
- Great North Run Half Marathon
- Unavailable
Entry model
- Cardiff Half Marathon
- Ballot
- Great North Run Half Marathon
- Ballot
Entry fee
- Cardiff Half Marathon
- £58
- Great North Run Half Marathon
- £68
Lowest modelled true cost
- Cardiff Half Marathon
- £188
- Great North Run Half Marathon
- £198
Cost model origin
- Cardiff Half Marathon
- National Average
- Great North Run Half Marathon
- National Average
Facts are shown only when they exist in the sourced race record; Not held means no sourced value is held for that race.