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
Maratón de Montevideo
Best for
Strong PB attemptsNewer marathonersFlat-course PBs
Race B
Rio Marathon
Best for
Well-rounded marathon experience
Race A
Maratón de Montevideo
Montevideo, Uruguay
Race B
Rio Marathon
Rio de Janeiro, Brazil
Date
Expected June 2027
Expected June 2027
Month
Jun
Jun
Location
🇺🇾 Montevideo, Uruguay
🇧🇷 Rio de Janeiro, Brazil
Terrain
Road
Road
Elevation gain
▲
60 m
310 m
PB potential
▲
Beginner friendly
▲
World Major
No
No
Entry type
Open
Open
Entry status
Check official site
Check official site
Season
Winter · Americas
Winter · Americas
Race-day temp.
8–15°C
20–27°C
Conditions
Southern Hemisphere winter — ideal running conditions
Rio autumn — warm and humid but manageable
Humidity
65–75%
70–80%
Wind
15–25 km/h off the Río de la Plata
15–25 km/h off the Atlantic
Qualifies for
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Want to know how these scores are calculated? See methodology →