Since its introduction in 2004, Embraer’s E-Jet family has become a staple of regional flying worldwide. The manufacturer had delivered almost 1,700 E-Jets as of November, including aircraft from the next-generation E2 family that are now rolling off the production line. The smallest E-Jets are the E170 and E175 models, but how exactly do these planes differ? Let’s take a closer look and find out.