Originally Posted by
rekmeyata
The old school of thought was to go narrow for more aerodynamics, then it was to go wider to open your chest so you could breath better, now it's who cares it doesn't matter! they both work the same, some pro riders chose one over the other simply due to how they like it. So go with what you like.
How hard is it to swap handlebars back and forth to compare the 2 widths?
With the tape and brake hoods/levers it does not seem like a simple thing