co2 - pro - loads of shots per fill (3.5oz co2 will get 350 shots on a nelson pump, 8ci air bottle, which is the same size, will get about 80).
co2 - con - won't run an electric well and might hurt it, even in mechanical marker might slow you down a bit.
air - pro - easier to find someone to fill it.
air - con - much more expensive to fill if you can't find someone to fill it.
co2 - con - won't run an electric well and might hurt it, even in mechanical marker might slow you down a bit.
air - pro - easier to find someone to fill it.
air - con - much more expensive to fill if you can't find someone to fill it.