Originally Posted by davester

Ah, but you're comparing with a minipump. My Silca and Zefal full-size pumps will inflate a tire almost as fast as a CO2 cartridge, for the cost of an extra 3 oz. They're also useful for fending off errant hounds or slipping into the spokes of a cyclist trying to pass (Breaking Away reference). Try that with a CO2 inflator!