Trondheim Maraton Marathon or Trondheim Maraton Half Marathon — which comes out ahead?

Trondheim Maraton Marathon has the stronger available profile on flat grade share and course flatness.

Route comparison snapshot

Trondheim Maraton Marathon

Mapped route
Held
Elevation profile
Held
course flatness
0.4% Favoured
flat grade share
79.0% Favoured
lower ascent
253 m
climbing density
6.0 m/km
net elevation
1 m
maximum grade
10.7%

Trondheim Maraton Half Marathon

Mapped route
Held
Elevation profile
Held
course flatness
0.4%
flat grade share
78.7%
lower ascent
127 m
climbing density
6.0 m/km
net elevation
1 m
maximum grade
8.3%
Head-to-head comparison
MetricTrondheim Maraton MarathonTrondheim Maraton Half Marathon
Flat grade share79.0%78.7%
GAP factor (% slower than flat)0.4%0.4%
Uphill share11.3%11.3%
Steep-up share0.4%0.4%
Downhill share9.7%10.0%
Total ascent (m)253 m127 m
Climbing density (m/km)6.0 m/km6.0 m/km
Longest climb length (m)2,040 m1,570 m
Longest climb gain (m)28 m26 m
Longest climb average grade1.4%1.7%
Total descent (m)252 m125 m
Net elevation (m)1 m1 m
Max absolute grade10.7%8.3%
Start elevation (m)10 m10 m
Finish elevation (m)11 m11 m
Scenic score60/10060/100
Conditions85/10085/100

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

Race facts comparison
FactTrondheim Maraton MarathonTrondheim Maraton Half Marathon
Schedule

Exact race date not confirmed. Event weekend starts 2026-09-06 (legacy event-level date).

Exact race date not confirmed. Event weekend starts 2026-09-06 (legacy event-level date).

LocationTrondheim, NorwayTrondheim, Norway
Actual distance42.2 km21.1 km
raceindex.org mapped route heldHeldHeld
raceindex.org elevation profile heldHeldHeld
Course typeLoopLoop
Elevation characterGently RollingUnavailable
TerrainRoadUnavailable
SceneryCity, Waterfront, Riverside, HistoricCity, Waterfront, Riverside, Historic
AtmosphereBig City, Scenic TourBig City, Scenic Tour
TechnicalityNon TechnicalUnavailable
Total ascent253 m127 m
Climbing density6.0 m/km6.0 m/km
Total descent252 m125 m
Net elevation1 m1 m
Max absolute grade10.7%8.3%
Flat grade share79.0%78.7%
GAP factor0.4%0.4%
Entry modelOpenOpen

Schedule

Trondheim Maraton Marathon

Exact race date not confirmed. Event weekend starts 2026-09-06 (legacy event-level date).

Trondheim Maraton Half Marathon

Exact race date not confirmed. Event weekend starts 2026-09-06 (legacy event-level date).

Location

Trondheim Maraton Marathon
Trondheim, Norway
Trondheim Maraton Half Marathon
Trondheim, Norway

Actual distance

Trondheim Maraton Marathon
42.2 km
Trondheim Maraton Half Marathon
21.1 km

raceindex.org mapped route held

Trondheim Maraton Marathon
Held
Trondheim Maraton Half Marathon
Held

raceindex.org elevation profile held

Trondheim Maraton Marathon
Held
Trondheim Maraton Half Marathon
Held

Course type

Trondheim Maraton Marathon
Loop
Trondheim Maraton Half Marathon
Loop

Elevation character

Trondheim Maraton Marathon
Gently Rolling
Trondheim Maraton Half Marathon
Unavailable

Terrain

Trondheim Maraton Marathon
Road
Trondheim Maraton Half Marathon
Unavailable

Scenery

Trondheim Maraton Marathon
City, Waterfront, Riverside, Historic
Trondheim Maraton Half Marathon
City, Waterfront, Riverside, Historic

Atmosphere

Trondheim Maraton Marathon
Big City, Scenic Tour
Trondheim Maraton Half Marathon
Big City, Scenic Tour

Technicality

Trondheim Maraton Marathon
Non Technical
Trondheim Maraton Half Marathon
Unavailable

Total ascent

Trondheim Maraton Marathon
253 m
Trondheim Maraton Half Marathon
127 m

Climbing density

Trondheim Maraton Marathon
6.0 m/km
Trondheim Maraton Half Marathon
6.0 m/km

Total descent

Trondheim Maraton Marathon
252 m
Trondheim Maraton Half Marathon
125 m

Net elevation

Trondheim Maraton Marathon
1 m
Trondheim Maraton Half Marathon
1 m

Max absolute grade

Trondheim Maraton Marathon
10.7%
Trondheim Maraton Half Marathon
8.3%

Flat grade share

Trondheim Maraton Marathon
79.0%
Trondheim Maraton Half Marathon
78.7%

GAP factor

Trondheim Maraton Marathon
0.4%
Trondheim Maraton Half Marathon
0.4%

Entry model

Trondheim Maraton Marathon
Open
Trondheim Maraton Half Marathon
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, Trondheim Maraton Marathon or Trondheim Maraton Half Marathon?

Trondheim Maraton Marathon has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.

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