Originally Posted by phays
No really, isn't it harder?
Obviously the gear ratios are adjusted, but I swear I notice a rolling resistance/bump sensitivity in the 26" to 700c transition, and that turned me off folding bikes. You haven't any choice with the train and such, I'm just curious.
Tire width makes a huge difference in rolling resistance, so if you are comparing 35mm 26" (heavy to boot due to being suitable for drops) to 25mm 700c, the difference you feel won't be wheel diameter related.