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Compare marathons
Side-by-side comparison of elevation, PB potential, beginner friendliness, terrain, weather, and entry details. Pick two races and see how they stack up.
Race A
vs
Race B
Race A
Harmony Geneva Marathon for Unicef
Best for
Strong PB attemptsNewer marathonersQualifying pathway
Race B
Nice Cannes Marathon Côte d'Azur
Best for
Flat-course PBs
Race A
Harmony Geneva Marathon for Unicef
Geneva, Switzerland
Race B
Nice Cannes Marathon Côte d'Azur
Nice, France
Date
Expected May 2027
Nov 8, 2026
Month
May
Nov
Location
🇨🇭 Geneva, Switzerland
🇫🇷 Nice, France
Terrain
Road
Road
Elevation gain
130 m
▲
95 m
PB potential
▲
Beginner friendly
▲
World Major
No
No
Entry type
Open
Open
Entry status
Check official site
Open
Season
Spring · Europe
Autumn · Europe
Race-day temp.
11–19°C
13–20°C
Conditions
Swiss spring — clear lake-effect mornings, excellent racing
Mediterranean autumn — warm, clear, exceptional
Humidity
50–65%
50–65%
Wind
10–20 km/h lake breeze
10–20 km/h mistral possible
Qualifies for
Boston Marathon
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Want to know how these scores are calculated? See methodology →