The etha 2 shoots just like a gtek (cant compare it directly to an etek as the etek is a poppet valve marker and the etha 2 is a spool valve). The cs2 is smoother as its an evolution of the gamma core from the gtek/etha 2.
Axe pro arrived yesterday, I sold the tippmann for £10 less than I paid for it Better start a new thread