Originally Posted by
Six jours
Maybe. Some IGHs are spectacularly inefficient, especially in certain gears. I recall a Journal of Human Power test which showed a particular gear in a particular hub was so inneficient that you were better off using the next larger gear: the lower gear actually required more power to go slower! I'd want to know that sort of thing before buying.
The Journal findings on gear "efficiency" may be just that, found in the lab; difficult if not impossible to discern for a rider on the street when riding a grocery-getter bicycle whether for groceries or routine commuting.