These are the newest tech AND most affordable duo you will run into in searching for a Rainbow. This is a quick visual rundown and some shopping guide tips for differences between the first generation e-series and second generation 2 speed e-series. Things I wish I had known when I began the shopping process when I narrowed my selection to the e series. While I feature the gold, the blue and black have the exact same design with cosmetic changes. Rather than buying those I, like you probably are trying to do, saved the money.
