Originally Posted by
skimaxpower
A pump never runs out of air, and doesn't require you to spend money on refills. CO2 cartridges are empty after use, and you must spend money to replace them.
Cartridges are faster, but there's a reason why pumps are still tried and true for many (most?) cyclists.
I carry both. There's also a chance the cartridge lost its charge, you the user will waste it before getting more than a few lbs into the tube. I like how quick they are but also do not rely on them. OP. I believe they make bigger cartridges as well.