definitely. heaven vs hell because of the smaller and thinner wheel.
foldie can burn more calories for the same distance cause really damn tiring and need to exert more energy. i ride 30km. burned 500 calories if ride mountain bike vs 800 calories for foldie. ride foldie whole shirt soaked with sweat like go swmming. ride mountain bike no need sweat so much.
I don't even dare to ride foldie along tanah merah coast road.