Samsung has already unveiled the Galaxy Note8 just a week prior to the IFA in Berlin. It did even spill the beans, accidentally or not, on the Gear Fit2 band. So, what was left for the actual expo then? The Gear Sport, of course, the next-gen cord-free fitness earbuds - Gear IconX (2018), and some additional information for the previously obscure Gear Fit2 Pro.
Source: http://www.gsmarena.com/samsung_gear_sport_fit2_pro_iconx_2018-review-1647.php