My favorites vary with what I want them to do. I have an old Innokin VTR 20 watt machine I like to carry around in a back pocket and know I won't break it. In the car I usually use an SX Mini, currently topped with an Indulgence MT. At home, for regulateds, I bounce back and forth between an RX200 and a Koopor Plus. And I love me some mech mod too. I just got in the Fakir's FX-22 and Troy2 Hybrid atomizer I ordered before Christmas-- it came by rowboat across the Atlantic from Greece-- and it's kicking .....