Originally Posted by mstateglfr

I use resolute tires that measure out to 43mm on my bike. Wider would be great for washboard sections, but besides that I would rsther have the lighter weight and lower rolling resistance when compared to wider tires.
Everyone's point at which they say 'enough' varies from person to person though.

I'm always amazed at people flying by me on fatbikes. The amount of power it would take to ride that fast would kill me. I'd be a couple mph slower than I already am if I rode one!