TCS Lidingöloppet 30K or TCS Lidingöloppet 15K — which comes out ahead?

TCS Lidingöloppet 15K has the stronger available profile on flat grade share and course flatness.

Route comparison snapshot

TCS Lidingöloppet 30K

Mapped route
Held
Elevation profile
Held
course flatness
1.4%
flat grade share
50.6%
lower ascent
372 m
climbing density
12.4 m/km
net elevation
-5 m
maximum grade
13.2%

TCS Lidingöloppet 15K

Mapped route
Held
Elevation profile
Held
course flatness
1.0% Favoured
flat grade share
52.9% Favoured
lower ascent
173 m
climbing density
11.5 m/km
net elevation
-5 m
maximum grade
9.3%
Head-to-head comparison
MetricTCS Lidingöloppet 30KTCS Lidingöloppet 15K
Flat grade share50.6%52.9%
GAP factor (% slower than flat)1.4%1.0%
Uphill share24.9%21.6%
Steep-up share3.1%3.8%
Downhill share24.4%25.5%
Total ascent (m)372 m173 m
Climbing density (m/km)12.4 m/km11.5 m/km
Longest climb length (m)710 m540 m
Longest climb gain (m)39 m25 m
Longest climb average grade5.5%4.7%
Total descent (m)377 m178 m
Net elevation (m)-5 m-5 m
Max absolute grade13.2%9.3%
Start elevation (m)26 m26 m
Finish elevation (m)21 m21 m
Scenic score100/100100/100
Conditions89/10089/100

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
FactTCS Lidingöloppet 30KTCS Lidingöloppet 15K
Schedule

Exact race date not confirmed. Event weekend starts 2026-09-25 (legacy event-level date).

Exact race date not confirmed. Event weekend starts 2026-09-25 (legacy event-level date).

LocationLidingö, SwedenLidingö, Sweden
Actual distance30 km15 km
raceindex.org mapped route heldHeldHeld
raceindex.org elevation profile heldHeldHeld
Course typePoint To PointUnavailable
SurfaceOff Road cross Country terrain: forest trails and paths, gravel roads and open meadows across Lidingö island, with rooty/soft footing through the woodsOff Road cross Country forest trails and gravel on Lidingö island, a shortened version of the classic 30 km terrain
Elevation characterHillyHilly
TerrainRoad, Trail, Gravel, BeachTrail, Beach
SceneryForest, Countryside, Coastal, Island, Parkland, Desert, Historic, WaterfrontParkland, Forest, Countryside, Desert, Island, Historic, Waterfront, Coastal
AtmosphereFestival, Community, Scenic TourFestival, Community, Scenic Tour
TechnicalityTechnicalUnavailable
Total ascent372 m173 m
Climbing density12.4 m/km11.5 m/km
Total descent377 m178 m
Net elevation-5 m-5 m
Max absolute grade13.2%9.3%
Flat grade share50.6%52.9%
GAP factor1.4%1.0%
Entry modelOpenOpen

Schedule

TCS Lidingöloppet 30K

Exact race date not confirmed. Event weekend starts 2026-09-25 (legacy event-level date).

TCS Lidingöloppet 15K

Exact race date not confirmed. Event weekend starts 2026-09-25 (legacy event-level date).

Location

TCS Lidingöloppet 30K
Lidingö, Sweden
TCS Lidingöloppet 15K
Lidingö, Sweden

Actual distance

TCS Lidingöloppet 30K
30 km
TCS Lidingöloppet 15K
15 km

raceindex.org mapped route held

TCS Lidingöloppet 30K
Held
TCS Lidingöloppet 15K
Held

raceindex.org elevation profile held

TCS Lidingöloppet 30K
Held
TCS Lidingöloppet 15K
Held

Course type

TCS Lidingöloppet 30K
Point To Point
TCS Lidingöloppet 15K
Unavailable

Surface

TCS Lidingöloppet 30K
Off Road cross Country terrain: forest trails and paths, gravel roads and open meadows across Lidingö island, with rooty/soft footing through the woods
TCS Lidingöloppet 15K
Off Road cross Country forest trails and gravel on Lidingö island, a shortened version of the classic 30 km terrain

Elevation character

TCS Lidingöloppet 30K
Hilly
TCS Lidingöloppet 15K
Hilly

Terrain

TCS Lidingöloppet 30K
Road, Trail, Gravel, Beach
TCS Lidingöloppet 15K
Trail, Beach

Scenery

TCS Lidingöloppet 30K
Forest, Countryside, Coastal, Island, Parkland, Desert, Historic, Waterfront
TCS Lidingöloppet 15K
Parkland, Forest, Countryside, Desert, Island, Historic, Waterfront, Coastal

Atmosphere

TCS Lidingöloppet 30K
Festival, Community, Scenic Tour
TCS Lidingöloppet 15K
Festival, Community, Scenic Tour

Technicality

TCS Lidingöloppet 30K
Technical
TCS Lidingöloppet 15K
Unavailable

Total ascent

TCS Lidingöloppet 30K
372 m
TCS Lidingöloppet 15K
173 m

Climbing density

TCS Lidingöloppet 30K
12.4 m/km
TCS Lidingöloppet 15K
11.5 m/km

Total descent

TCS Lidingöloppet 30K
377 m
TCS Lidingöloppet 15K
178 m

Net elevation

TCS Lidingöloppet 30K
-5 m
TCS Lidingöloppet 15K
-5 m

Max absolute grade

TCS Lidingöloppet 30K
13.2%
TCS Lidingöloppet 15K
9.3%

Flat grade share

TCS Lidingöloppet 30K
50.6%
TCS Lidingöloppet 15K
52.9%

GAP factor

TCS Lidingöloppet 30K
1.4%
TCS Lidingöloppet 15K
1.0%

Entry model

TCS Lidingöloppet 30K
Open
TCS Lidingöloppet 15K
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, TCS Lidingöloppet 30K or TCS Lidingöloppet 15K?

TCS Lidingöloppet 15K has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.

Read the full pages

How figures are calculated →