Free tool
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
Marabana Havana Marathon
Best for
Flat-course PBs
Race B
Rio Marathon
Best for
Well-rounded marathon experience
Race A
Marabana Havana Marathon
Havana, Cuba
Race B
Rio Marathon
Rio de Janeiro, Brazil
Date
Oct 25, 2026
Expected June 2027
Month
Oct
Jun
Location
🇨🇺 Havana, Cuba
🇧🇷 Rio de Janeiro, Brazil
Terrain
Road
Road
Elevation gain
▲
85 m
310 m
PB potential
▲
Beginner friendly
▲
World Major
No
No
Entry type
Open
Open
Entry status
Open
Check official site
Season
Autumn · Americas
Winter · Americas
Race-day temp.
22–30°C
20–27°C
Conditions
Caribbean October — warm, humid, sometimes breezy
Rio autumn — warm and humid but manageable
Humidity
70–80%
70–80%
Wind
15–25 km/h trade winds
15–25 km/h off the Atlantic
Qualifies for
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Want to know how these scores are calculated? See methodology →