In Medellín, the people are friendly and helpful, but in Bogotá, the people are cool.  Medellín's climate is warm, its public transportation is efficient, and its river is clean. Bogotá's river is polluted, and the people there are stressed-out. Medellín is an innovative city, while Bogotá is dirty, and their streets and roads are in poor shape. 
     Medellín is a better city than Bogotá.  

Medellin vs Bogota

Medellin is better than Bogotá
Medellin people are friendlier than people in Bogota.
Medellin people are more helpful than people Bogota.
Medellin is warmer than Bogota.
Bogota people are cooler than people of Medellin.
Medellin is the most innovative city in the world
Medellin has better public transport Bogota.
Bogota pathways are worse than in Medellin.
Bogota is dirtier than Medellin.
Medellin River is cleaner than Bogota.
Bogota is more stressful than Medellin.
Medellin in few words is better than Bogota